1. Tšepe ea Womic: Bokhoni ba Tlhahiso le Matla a Khamphani Pipe ea Tšepe ea API 5L X52 ERW
Womic Steel Group ke moetsi ea ka sehloohong le morekisi oa kantle ho naha ea nang le boiphihlelo ba lilemo tse fetang 20 ba ho hlahisa lihlahisoa tsa tšepe e sa hloekang ka khabone, motsoako le tšepe e sa hloekang. Setsi sa rona sa tlhahiso ea liphaephe tsa ERW sa sejoale-joale se akaretsa bokhoni bo felletseng ba tlhahiso bo fetang lithane tse 15,000 ka khoeli bakeng sa liphaephe tsa tšepe tse kopantsoeng tse hanyetsanang le motlakase.
Boholo ba Tlhahiso bakeng sa Phaephe ea ERW X52:Bophara ba kantle ho tloha ho 60.3mm ho isa ho 610mm (2 inch ho isa ho 24 inch) ka botenya ba lebota ho tloha ho 4.0mm ho isa ho 19.1mm (Kemiso ea 10 ho isa ho Kemiso ea 80). Bolelele bo le bong bo sa reroang ba 6m, bolelele bo habeli bo sa reroang ba 12m, kapa bolelele bo ikhethileng ha ho hlokahala.
Litifikeiti tsa Boleng le ho Latela Melao:
Setifikeiti sa ISO 9001:2015:Sistimi ea taolo ea boleng e netefatsang boleng bo tsitsitseng ba sehlahisoa mesebetsing eohle.
Laesense ea Monogram ea API 5L:E lumelletsoe ho etsa phaephe ea mohala ea API 5L, e bontšang boitlamo ba ho latela maemo a holimo a indasteri bakeng sa liphaephe tsa phetisetso ea oli le khase.
Ho Tšoaea CE (PED 2014/68/EU):Ho latela Tataiso ea Lisebelisoa tsa Khatello ea Europe bakeng sa ho hlakola thepa ka mokhoa o boreleli ka har'a EEA. DoP e fane ka litekanyo tse lekanang le EN.
Setifikeiti sa EN 10204 3.2:Setifikeiti sa Tlhahlobo 3.2 se netefalitsoeng ke TÜV, LR, BV, kapa SGS bakeng sa merero ea bohlokoa e hlokang ho latelwa ka botlalo.
Litumello tsa Tlhahlobo ea Mokha oa Boraro (TPI):Lihlahisoa le lits'ebetso tse amohetsoeng ke SGS, BV, ABS, LR, DNV, GL, le TÜV bakeng sa merero ea kantle ho naha e laoloang ke sechaba ka lihlopha.
Litifikeiti tse ling:ISO 14001, ISO 45001, NORSOK M-650, NACE MR0175 / ISO 15156 bakeng sa lits'ebetso tsa tšebeletso e bolila.
Litumello tse Ikhethang ho Bareki:Litlhahlobo tsa kamehla tsa fektheri bakeng sa borakontraka ba baholo ba EPC, li-NOC, le lik'hamphani tsa eneji tsa lefats'e.
Kananelo ea Lefatše ka Bophara:Womic Steel ke mofani ea tšepahalang oa lik'hamphani tsa eneji tsa Fortune 500 le borakonteraka ba lefats'e ba EPC, ba sebeletsang linaha tse fetang 80 ho pholletsa le Asia Boroa-bochabela, Europe, Bochabela bo Hare, Afrika le Amerika.
2. Pipe ea Tšepe ea API 5L X52 ERW: Sebopeho sa Thepa le Litšobotsi tsa Tshebetso
API 5L X52 (eo hape e kgethilweng e le L360 tlasa ISO 3183) ke sehlopha sa tšepe sa phaephe e matla e entsweng ka ho kgetheha bakeng sa diphaephe tsa phetiso ya oli le kgase. "X" e bontsha "X42, X52, X65" e bontsha matla a fokolang a tlhahiso ka dikhilopound ka sekwere sa intshi (KSI). Ka hona, X52 e na le matla a bonyane a tlhahiso ya 52,000 psi (hoo e ka bang 360 MPa). Tlotla ya "L360" tlasa maemo a ISO e emela thepa e tshwanang ka matla a tlhahiso ya 360 MPa.
Ha ho bapisoa le mekgahlelo e tlase jwalo ka GR.B (35,000 psi yield) le X42 (42,000 psi yield), X52 e fana ka matla a phahameng ha e ntse e boloka ho tjheseletsa le ho tiea ho babatsehang. Tekanyo ena e etsa hore X52 e be mokgahlelo o hlalositsweng haholo bakeng sa merero ya diphaephe tsa kgatello e mahareng le tsa lewatle lefatsheng ka bophara. X52 e fana ka tshebetso e ntle bakeng sa diphaephe tse sebetsang kgatellong e fihlang ho 1,500 psi, ho itshetlehile ka botenya ba lebota le sebopeho sa bophara.
Pipe ea Tšepe ea API 5L X52 ERW Sebopeho sa Lik'hemik'hale (Tlhahlobo ea Lesela, % ka boima):
| Karolo | C | Si | Mn | P | S | Cr | Mo | Ni | Cu | Nb | V | Ti | Al |
| PSL1 % e phahameng | 0.28 | — | 1.40 | 0.030 | 0.030 | — | — | — | — | 0.05 | 0.10 | 0.04 | — |
| PSL2 % e phahameng | 0.24 | 0.45 | 1.40 | 0.025 | 0.015 | 0.30 | 0.15 | 0.30 | 0.50 | 0.10 | 0.10 | 0.04 | 0.060 |
*Hlokomela: Litlhoko tsa PSL2 li thata haholo ka meeli e tlase ea khabone, phosphorus le sebabole. Ho eketsoa ha likarolo tse nyane tse kopanyang (Niobium, Vanadium, Titanium) ho ntlafatsa sebopeho sa lijo-thollo le ho eketsa matla le ho tiea ha mocheso o tlase. PSL2 e boetse e hloka boleng bo laoloang ba khabone e lekanang (CE): CE(IIW) ≤ 0.43% bakeng sa seamless le ≤ 0.43% bakeng sa liphaephe tse welletsoeng tse nang le botenya ba lebota ≤ 19mm.*
Pipe ea Tšepe ea API 5L X52 ERW Thepa ea Mekaniki (Mocheso oa Kamore):
| Thepa | Tlhokahalo ea PSL1 | Tlhokahalo ea PSL2 |
| Matla a Tlhahiso (ReH / Rt0.5) | 52,000 - 77,000 psi (360 - 530 MPa) | 52,000 - 77,000 psi (360 - 530 MPa) |
| Matla a ho Tenyetseha (Rm) | ≥ 66,000 psi (≥ 460 MPa) | ≥ 66,000 psi (≥ 460 MPa) |
| Karolelano (Tlhahiso/Ho Tenyetseha) | Ha ho na moedi o itseng | ≤ 0.93 |
| Ho Lelefatsa (Motsotso o le mong) | E baloa ka foromo | E baloa ka foromo |
| Boima (HRC / HV) | Ha ho hlokahale | ≤ 27 HRC / ≤ 250 HV10 |
*Hlokomela: PSL2 e beha ditlhoko tse ding tse kenyeletsang karolelano e phahameng ka ho fetisisa ya tlhahiso-ho-tensile ya 0.93, meedi e phahameng ka ho fetisisa ya ho thatafala bakeng sa ditshebediso tsa tshebeletso e bolila, le boleng bo ntlafetseng ba ho tiya ha tshusumetso ya Charpy V-Notch. Bakeng sa PSL2, matla a tlase ka ho fetisisa a tshusumetso ke 40J (karolelano) le 30J (motho ka mong) ho 0°C bakeng sa mmele wa phaephe, weld, le HAZ.*
Pipe ea Tšepe ea API 5L X52 ERW Thepa ea Tšusumetso ea Mocheso o Tlase (Charpy V-Notch) - PSL2:
| Sebaka sa Teko | Thempereichara | Matla a Tloaelehileng (Bonyane) | Matla a Motho ka Mong (Bonyane) |
| 'Mele oa Phaephe (Longitudinal) | 0°C | Li-joule tse 40 | Li-joule tse 30 |
| Tšepe e Welded (e Fetohileng) | 0°C | Li-joule tse 40 | Li-joule tse 30 |
| Sebaka se Amehileng ke Mocheso (HAZ) | 0°C | Li-joule tse 40 | Li-joule tse 30 |
| Khetho ea Tšebeletso e Bolila | -10°C kapa ka tlase | Joalokaha ho boletsoe | Joalokaha ho boletsoe |
*Hlokomela: Bakeng sa lits'ebetso tsa tšebeletso e bolila (ho hanyetsa HIC/SSC), liteko tsa tšusumetso mochesong o tlase (-10°C, -20°C, kapa -46°C) le lithibelo tse ling tsa ho thatafala (≤ 22 HRC / ≤ 248 HV10) lia hlokahala ho latela Annex H ea API 5L.*
Pipe ea Tšepe ea API 5L X52 ERW Meeli e Lekanang le Khabone (PSL2):
| Botenya ba lebota | CE (IIW) Boholo | CET Boholo |
| t ≤ 19mm (0.748") | 0.43% | 0.25% |
| 19mm < t ≤ 40mm (1.575") | 0.43% | 0.25% |
| t > 40mm | Ka tumellano | Ka tumellano |
Hlokomela: Se lekanang le khabone e tlase se netefatsa ho tjheseletsa hantle maemong a tshimo ntle le ho futhumatsa esale pele bakeng sa boholo ba mabota a teteaneng, e leng se fokotsang ditjeo tsa ho kenya le nako.
3. API 5L X52 ERW Steel Pipe Dimensional Range & Standards Compliance
Womic Steel e fana ka liphaephe tsa API 5L X52 ERW ho pholletsa le sephara se seholo, e lumellana ka botlalo le maemo a API 5L 46th Edition le ISO 3183.
| Ntho | Tlhaloso |
| E tloaelehileng | Khatiso ea bo-46 ea API 5L / ISO 3183 |
| Boemo ba Tlhaloso ea Sehlahisoa | PSL1 (E Tloaelehileng) / PSL2 (E Ntlafalitsoeng) |
| Sehlopha | X52 (L360) |
| Mokhoa oa Tlhahiso | Ho Wellisa ka Motlakase o Hanelang ho Hleka (ERW) / Ho Wellisa ka Maqhubu a Phahameng (HFW) |
| Sebaka sa Bophara ba Kantle | 60.3mm – 610mm (2 inch – 24 inch) |
| Botenya ba Lebota | 4.0mm – 19.1mm (Kemiso ea 10 – Kemiso ea 80) |
| Bolelele | 6m (SR), 12m (DR), kapa bolelele bo ikhethileng ho fihlela ho 18m |
| Qetello ea ho Qetela | Qetello e se nang letho (PE) / Qetello e Beveled (BE) / e nang le khoele le e kopantsoeng (T&C) |
| Qetello ea Bokaholimo | E hlobotse / e tlotsitsoeng ka oli / e ntšo e koahetsoeng / 3PE / FBE / e bentšitsoeng ka galvanized |
4. Litekanyo le Litlhaloso tse Fumanehang - Pipe ea Tšepe ea ERW
| NB | Boholo | OD mm | SCH40S mm | SCH5S mm | SCH10S mm | SCH10 mm | SCH20 mm | SCH40 mm | SCH60 mm | XS/80S mm | SCH80 mm | SCH100 mm | SCH120 mm | SCH140 mm | SCH160 mm | SCHXXS mm |
| 6 | 1/8” | 10.29 | 1.24 | 1.73 | 2.41 | |||||||||||
| 8 | 1/4” | 13.72 | 1.65 | 2.24 | 3.02 | |||||||||||
| 10 | 3/8” | 17.15 | 1.65 | 2.31 | 3.20 | |||||||||||
| 15 | 1/2” | 21.34 | 2.77 | 1.65 | 2.11 | 2.77 | 3.73 | 3.73 | 4.78 | 7.47 | ||||||
| 20 | 3/4” | 26.67 | 2.87 | 1.65 | 2.11 | 2.87 | 3.91 | 3.91 | 5.56 | 7.82 | ||||||
| 25 | 1” | 33.40 | 3.38 | 1.65 | 2.77 | 3.38 | 4.55 | 4.55 | 6.35 | 9.09 | ||||||
| 32 | 1 1/4” | 42.16 | 3.56 | 1.65 | 2.77 | 3.56 | 4.85 | 4.85 | 6.35 | 9.70 | ||||||
| 40 | 1 1/2” | 48.26 | 3.68 | 1.65 | 2.77 | 3.68 | 5.08 | 5.08 | 7.14 | 10.15 | ||||||
| 50 | 2” | 60.33 | 3.91 | 1.65 | 2.77 | 3.91 | 5.54 | 5.54 | 9.74 | 11.07 | ||||||
| 65 | 2 1/2” | 73.03 | 5.16 | 2.11 | 3.05 | 5.16 | 7.01 | 7.01 | 9.53 | 14.02 | ||||||
| 80 | 3” | 88.90 | 5.49 | 2.11 | 3.05 | 5.49 | 7.62 | 7.62 | 11.13 | 15.24 | ||||||
| 90 | 3 1/2” | 101.60 | 5.74 | 2.11 | 3.05 | 5.74 | 8.08 | 8.08 | ||||||||
| 100 | 4” | 114.30 | 6.02 | 2.11 | 3.05 | 6.02 | 8.56 | 8.56 | 11.12 | 13.49 | 17.12 | |||||
| 125 | 5” | 141.30 | 6.55 | 2.77 | 3.40 | 6.55 | 9.53 | 9.53 | 12.70 | 15.88 | 19.05 | |||||
| 150 | 6” | 168.27 | 7.11 | 2.77 | 3.40 | 7.11 | 10.97 | 10.97 | 14.27 | 18.26 | 21.95 | |||||
| 200 | 8” | 219.08 | 8.18 | 2.77 | 3.76 | 6.35 | 8.18 | 10.31 | 12.70 | 12.70 | 15.09 | 19.26 | 20.62 | 23.01 | 22.23 | |
| 250 | 10” | 273.05 | 9.27 | 3.40 | 4.19 | 6.35 | 9.27 | 12.70 | 12.70 | 15.09 | 19.26 | 21.44 | 25.40 | 28.58 | 25.40 | |
| 300 | 12” | 323.85 | 9.53 | 3.96 | 4.57 | 6.35 | 10.31 | 14.27 | 12.70 | 17.48 | 21.44 | 25.40 | 28.58 | 33.32 | 25.40 | |
| 350 | 14” | 355.60 | 9.53 | 3.96 | 4.78 | 6.35 | 7.92 | 11.13 | 15.09 | 12.70 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | |
| 400 | 16” | 406.40 | 9.53 | 4.19 | 4.78 | 6.35 | 7.92 | 12.70 | 16.66 | 12.70 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | |
| 450 | 18” | 457.20 | 9.53 | 4.19 | 4.78 | 6.35 | 7.92 | 14.27 | 19.05 | 12.70 | 23.83 | 29.36 | 34.93 | 39.67 | 45.24 | |
| 500 | 20” | 508.00 | 9.53 | 4.78 | 5.54 | 6.35 | 9.53 | 15.09 | 20.62 | 12.70 | 26.19 | 32.54 | 38.10 | 44.45 | 50.01 | |
| 550 | 22” | 558.80 | 9.53 | 4.78 | 5.54 | 6.35 | 9.53 | 22.23 | 12.70 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | ||
| 600 | 24” | 609.60 | 9.53 | 5.54 | 6.35 | 6.35 | 9.53 | 17.48 | 24.61 | 12.70 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | |
| 650 | 26” | 660.40 | 9.53 | 7.92 | 12.70 | 12.70 |
Hlokomela: Botenya ba lebota bo ka fapana ho latela bophara ba phaephe le bokgoni ba tlhahiso. Ditekanyo tse ikgethileng ka ntle ho sebaka sena di a fumaneha ha o di kopa.
5. Maemo a Tloaelehileng a Pipe ea Tšepe ea ERW a Hlahisitsoeng ke Tšepe ea Womic
| E tloaelehileng | Meputso e Tloaelehileng | Tšebeliso e Tloaelehileng |
| API 5L (Litlhaloso tsa Pipe ea Mohala) | ||
| API 5L PSL1 / PSL2 | GR.B, X42, X52, X60, X65, X70 | Phetisetso ea oli le khase, liphaephe tsa leoatleng/lebopong |
| Pipe ea Mohala oa ASTM le Pipe ea Sebopeho | ||
| ASTM A53 (Litlhaloso tsa Phaephe, Tšepe, e Ntšo le e Chesang, e Koahetsoeng ka Zinki, e Welded le e se nang Seam) | GR.A, GR.B | Metsi, khase, mouoane, moea, lits'ebetso tsa sebopeho |
| ASTM A135 (Litlhaloso tsa Pipe ea Tšepe e Welded e Haneloang ke Motlakase) | GR.A, GR.B | Litšebeletso tsa metsi, khase, mouoane, fektheri ea ho hloekisa |
| ASTM A252 (Litlhaloso tsa Liqubu tsa Liphaephe tsa Tšepe tse Welded le tse se nang Seamless) | GR.1, GR.2, GR.3 | Ho bokella metheo, ho bokella metheo ea leoatleng, motheo oa borokho |
| ASTM A500 (Litlhaloso tsa Tubing ea Sebopeho sa Tšepe ea Khabone e Entsoeng ka Moqomo e Batang le e se Nang Molumo) | GR.A, GR.B, GR.C | Liphaephe tsa meaho, liforeimi tsa meaho, marokho |
| ASTM A501 (Litlhaloso tsa Tubing ea Sebopeho sa Tšepe ea Khabone e Chesitsoeng ka Mocheso le e se Nang Seamless) | GR.A, GR.B | Lisebelisoa tse boima tsa meaho, likholomo, li-trusses |
| Sesebelisi sa Boiler le Mocheso sa ASTM (ERW) | ||
| ASTM A178 (Litlhaloso tsa Tšepe ea Khabone e Welded e Haneloang ke Motlakase le Li-boiler tsa Tšepe ea Khabone-Manganese) | Sehlopha sa A, C, D | Liphaephe tsa boiler, liphaephe tsa superheater |
| ASTM A214 (Litlhaloso tsa Mochini oa Mocheso oa Tšepe ea Khabone e Welded le Li-Tube tsa Condenser tse Haneloang ke Motlakase) | — | Li-exchange tsa mocheso, li-condensers |
| ASTM A250 (Litlhaloso tsa Boiler ea Tšepe ea Ferritic Alloy e Welded le Li-Tubes tsa Superheater tse Haneloang ke Motlakase) | T1, T2, T5, T9, T11, T22 | Boiler le superheater e nang le mocheso o phahameng |
| ASTM A334 (Litlhaloso tsa Liphaephe tsa Khabone le Tšepe tse se Nang Seamless le tse Welded bakeng sa Tšebeletso ea Mocheso o Tlase) | GR.1, GR.3, GR.6 | Tšebeletso ea mocheso o tlase, cryogenic |
| Maemo a EN / DIN / BS | ||
| EN 10217-1 (Liphaephe tsa tšepe tse tjheseditsweng bakeng sa merero ya kgatello - Liphaephe tsa tšepe tse seng tsa alloy tse nang le thepa e boletsweng ya mocheso wa kamore) | P235TR1, P265TR1 | Methapo ea khatello, meropa ea boiler, liphaephe tsa khatello e phahameng |
| EN 10217-2 (Liphaephe tsa tšepe tse tjheseditsweng bakeng sa merero ya kgatello - Diphaephe tsa tshepe tse seng tsa motswako le tsa motswako tse nang le thepa e boletsweng ya mocheso o phahameng) | P235GH, P265GH, P295GH, P355GH | Mocheso o phahameng, liphaephe tsa boiler, li-exchange tsa mocheso |
| EN 10219-1 (Likarolo tse se nang letho tsa tšepe tse entsoeng ka thapo tse entsoeng ka serame bakeng sa merero ea sebopeho) | S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H | Lisebelisoa tsa meaho, kaho ea meaho, marokho |
| EN 10210 (Likarolo tse se nang letho tse hahiloeng ka sebopeho tse chesang tsa litšepe tse se nang motsoako le tsa lijo-thollo tse ntle) | S235JRH, S275J0H, S275J2H, S355J0H, S355J2H, S355K2H S420MH, S460MH | Likarolo tse se nang sekoli/tse nang le masoba tse entsoeng ka ho tjheseletsa tse bopilweng ka mocheso bakeng sa merero ya meaho, kaho ya meaho, marokho |
| EN 10025-2 (Lihlahisoa tse phuthoang ka mocheso tsa litšepe tsa sebopeho - Litšepe tsa sebopeho tse seng tsa motsoako) | S235JR, S275JR, S355JR, | Mesebetsi ea tšepe ea meaho ka kakaretso, boenjiniere ba sechaba |
| EN 10255 (Liphaephe tsa tšepe tse sa sebeliseng motsoako tse loketseng ho tjheseletsa le ho kenya khoele) | S195T, S235JRTH | Metsi, khase, likhoerekhoere, litsamaiso tsa liphaephe tse nang le khoele |
| EN 10305-2 (Liphaephe tsa tšepe bakeng sa lits'ebetso tse nepahetseng - Liphaephe tse huloang tse batang tse welletsoeng) | E215, E235, E355 | Lisebelisoa tse nepahetseng, li-cylinder tsa hydraulic |
| BS 1387 (Litlhaloso tsa lipeipi tsa tšepe tse nang le li-screw le socket le li-tube) | Sehlopha sa A, B, C | Metsi, khase, mouoane, sekala, phaephe e nang le khoele |
| DIN 2458 (Liphaephe tsa tšepe tse tjheseditsweng le disebediswa - Maemo a akaretsang a phano ya tekheniki) | St37.0, St44.0, St52.0 | Lipeipi tsa tšepe tse tjhisitsweng ka kakaretso, lits'ebetso tsa sebopeho |
| Maemo a ISO le a Mang | ||
| ISO 3183 (Liindasteri tsa Petroleum le Khase ea Tlhaho - Phaephe ea Tšepe bakeng sa litsamaiso tsa lipalangoang tsa liphaephe) | L245, L290, L360, L415 | Liphaephe tsa oli le khase (ISO e lekanang le API 5L) |
| ISO 65 (Liphaephe tsa tšepe bakeng sa metsi, khase le likhoerekhoere - Liphaephe tse nang le khoele) | Bohareng, Boima | Metsi, khase, likhoerekhoere, phaephe e nang le khoele |
| CSA G40.21 (Tšepe ea boleng ba sebopeho - maemo a Canada) | 44W, 50W | Litšebeliso tsa meaho (Canada) |
| AS 1163 (Likarolo tse se nang letho tsa tšepe ea sebopeho - maemo a Australia) | C250, C350, C450 | Likarolo tse se nang letho tsa sebopeho (Australia) |
| GOST 10706 (Liphaephe tsa tšepe tse qhibilihisitsoeng bakeng sa liphaephe le meaho - maemo a Russia) | St20, St35, St45 | Liphaephe, lits'ebetso tsa sebopeho (Russia) |
Tšebeliso:Phetiso ea oli le khase, metsi le likhoerekhoere, merero ea meaho, scaffolding, motheo oa liphutheloana, mokelikeli o nang le khatello e phahameng, ts'ebetso ea lik'hemik'hale, tlhahiso ea motlakase, kaho, boenjiniere ba likepe, lipeipi tsa boiler, li-heat exchanger, li-superheater, li-condenser, tšebeletso ea mocheso o tlase, lits'ebetso tse nepahetseng, li-cylinder tsa hydraulic, litsamaiso tsa liphaephe tse nang le khoele
6. Ts'ebetso ea Tlhahiso - Pipe ea Tšepe ea ERW / HFW
Tlhahlobo ea Lisebelisoa tse Tala:Likhoele tsa tšepe tse kenang li netefalitsoe bakeng sa sebopeho sa lik'hemik'hale, thepa ea mechini le boleng ba bokaholimo. Khoele ka 'ngoe e abeloa nomoro e ikhethang ea mocheso bakeng sa ho sala morao ka botlalo.
Ho phutholla le ho batalatsa:Likhoele lia kobeha le ho batalatsoa ho batalatsa moqolo le ho tlosa sete ea khoele, ho netefatsa hore e bataletse ka ho lekana bakeng sa ho thehoa ka mokhoa o ts'oanang.
Ho Sila le ho Seha Edge:Mathoko ka bobeli a leqhetsoana a siloa ho fihlela a mamellana ka bophara bo nepahetseng (± 0.5mm), e leng se etsang hore ho be le bokaholimo bo hloekileng, bo bapileng bakeng sa ho thehwa ha weld ea boleng bo holimo.
Ho Theha ha Serame:Moqolo o bataladitsweng o feta hara meqolo e etsang meqolo e bopang moqolo o bataletseng butle-butle hore e be khetla e bulehileng ya sedikadikwe.
Ho Wellisa ka Maqhubu a Phahameng (HFW/ERW):Motlakase o phahameng (200-500 kHz) o futhumatsa mathoko a ho kopana ho fihlela mochesong wa forging (1,350-1,500°C). Meqolo ya ho tobetsa e hatella mathoko a futhumaditsweng hammoho, e leng se etsang weld e entsweng ntle le thepa ya ho tlatsa.
Ho Tloswa ha Lifaha tse Welded:Leseli la kahare le la kantle le tlosoa ka ho tjhesa ha mahare a khabide, e leng se etsang hore bokaholimo bo be boreledi bo nang le matla a fokolang a ho tjheseletsa.
Boholo:Phaephe e tjheseditsweng e feta hara meqolo e boholo ho fihlella mamello e nepahetseng ya OD (± 0.5% ho isa ho ± 1.0%). Meqolo e meng e hlahisa dibopeho tse sekwere/tse khutlonnetsepa haeba ho hlokahala.
Kalafo ea Mocheso (Boikhethelo):Ho etsa hore mocheso oa 890-930°C o be boemong bo tloaelehileng ho ka sebelisoa bakeng sa ho ntlafatsa ho tsitsa ha mocheso kapa ho imolla khatello ea maikutlo, ho hlahisa sebopeho se senyenyane sa ferrite-pearlite.
Ho Seha ho fihlela Bolelele:Phaephe e sehwa ka bolelele bo boletsweng ho sebediswa disakha tse sehiloeng tse fofang ka taolo e nepahetseng (±3mm).
Teko e sa Senyeheng:
●Teko ea Ultrasonic (UT):Tlhahlobo ea 100% ea seam ea weld le 'mele oa phaephe bakeng sa li-lamination, li-inclusions, le khaello ea ho kopana.
● Teko ea Hona Joale ea Eddy (ET):Tlhahlobo e tsoelang pele ea boleng ba ho tjheseletsa inthaneteng.
● Teko ea Hydrostatic:Phaephe e 'ngoe le e 'ngoe e lekiloe ho 95% ea SMYS bonyane metsotsoana e 10.
Qetella Qetello:Lipheletso tse se nang letho, lipheletso tse betliloeng (30°-35° ka ho lulisa ha 1.6mm), kapa lipheletso tse nang le khoele ho latela litlhaloso tsa moreki.
Tlhahlobo ea ho Qetela le ho Tšoaea:Tlhahlobo ea pono, netefatso ea litekanyo (OD, WT, bolelele, ho otloloha), le ho tšoaea ho sa feleng ho latela maemo (sehlopha, boholo, nomoro ea mocheso, moetsi).
7. Mekhoa ea Taolo le Liteko tsa Boleng
| Sethaleng | Mokhoa oa Tlhahlobo | Morero |
| Lisebelisoa tse so ntlafatsoe | Tlhahlobo ea Lik'hemik'hale (OES Spectrometer) | Netefatsa ho latela meeli ea sebopeho sa API 5L |
| Lisebelisoa tse so ntlafatsoe | Teko ea ho Tenyetseha | Netefatsa chai, matla a ho thapolla, le bolelele |
| Ts'ebetsong | Tlhahlobo ea Litekanyo (Micrometer, Calipers) | Lekola OD, WT nakong ea ho bopa le ho lekanya boholo |
| Sebaka sa ho Weld | Teko ea Ultrasonic (UT) - Inthaneteng | Lemoha ho se tsitse ha weld, ho hloka ho kopanngoa |
| Sebaka sa ho Weld | Teko ea Hona Joale ea Eddy (ET) - Inthaneteng | Tlhokomelo e tsoelang pele ea boleng ba seam ea weld |
| Sebaka sa ho Weld | Tlhahlobo e kholo ea Seam ea Weld | Netefatsa ho kenella ha weld le geometry ea ho kopanya |
| Phaephe e felileng | Teko ea Hydrostatic (metsotso e 10 ho 95% SMYS) | Netefatsa botšepehi ba khatello le ho tiea ha ho dutla |
| Phaephe e felileng | Teko ea Ultrasonic (UT) - Off-Inthaneteng (Boikhethelo) | Tlhahlobo ea laminar ea 'mele oohle |
| Phaephe e felileng | Tlhahlobo ea Likaroloana tsa Magnetic (MPI) | Ho lemoha mapetso a bokaholimo (ho tjheseletsa le HAZ) |
| Phaephe e felileng | Teko ea Tšusumetso ea Charpy V-Notch | Netefatsa ho tiea ha mocheso o tlase (PSL2) |
| Phaephe e felileng | Teko ea ho tiea (HRC / HV10) | Netefatsa meeli e phahameng ka ho fetisisa ea ho thatafala (tšebeletso e bolila) |
| Phaephe e felileng | Teko e Tataisoang ea ho Kobeha (Sefahleho le Motso) | Netefatsa ho ductility le ho hlaka ha weld |
| Phaephe e felileng | Teko ea ho Batalatsa | Netefatsa ho ductility le molumo oa 'mele oa phaephe |
| Phaephe e felileng | Tlhahlobo ea Tekanyo le ea Pono | Netefatsa OD, WT, bolelele, ho otloloha, boleng ba bokaholimo |
| Phaephe e felileng | Netefatso ea ho tšoaea | Netefatsa hore ho na le letšoao la kamehla ka API 5L |
Liteko tse ling bakeng sa PSL2 / Tšebeletso e Bolila:
● Teko ea HIC (Hydrogen Induced Peaking) ho latela NACE TM0284
● Teko ea SSC (Sulfide Stress Cracking) ho latela NACE TM0177 Mokhoa oa A
● Teko ea Tšusumetso ea CVN ho -10°C, -20°C, kapa -46°C
● Netefatso ea ho tiea (≤ 22 HRC / ≤ 248 HV10 bakeng sa ho hanela HIC)
Litokomane tsa Boleng:
● Setifikeiti sa Teko ea Mill ho latela EN 10204 Mofuta oa 2.2, 3.1, kapa 3.2
● Tlaleho ea Teko ea Hydrostatic (phaephe ka phaephe)
● Tlaleho ea Tlhahlobo ea UT / ET
Ho sala morao ho tloha palong ea mocheso ho ea phaepheng e felileng
8. Likopo tsa mantlha tsa ERW Steel Pipe
Liphaephe tsa ERW ke likarolo tsa bohlokoa phetisong ea oli le khase le lits'ebetsong tse fapaneng tsa indasteri:
Phetisetso ea Oli le Khase:Liphaephe tse tsamaeang sebaka se selelele lebōpong le lebōpong la leoatle bakeng sa oli e tala, khase ea tlhaho le lihlahisoa tsa peterole tse hloekisitsoeng.
Sepalangoang sa Mokelikeli o Matla a Phahameng:Mehala ea ho kenya metsi, litsamaiso tsa ho lahla metsi tse hlahisitsoeng, le phetisetso ea mokelikeli o nang le khatello e phahameng masimong a oli le litsing tsa ts'ebetso.
Merero ea Liphaephe tsa Lebōpo la Leoatle:Mehala ea ho bokella libaka tse tšelang naha, mela ea literene, le liphaephe tsa kabo masimong a oli le khase.
Mekhoa ea Liphaephe tsa Offshore:Methapo ea phallo ea likepe tse ka tlas'a leoatle, li-riser, le liphaephe tsa kantle ho naha bakeng sa liforomo tsa leoatle le ho phethoa ha likepe tse ka tlas'a leoatle (ka PSL2 le likhetho tsa tšebeletso e bolila).
Tikoloho ea Litšebeletso tse Bolila:Liphaephe tse sebetsanang le khase e metsi e bolila (e nang le H₂S) tse hlokang PSL2 tse nang le litlhoko tse eketsehileng ho kenyeletsoa le khanyetso ea HIC le SSC ho latela maemo a NACE.
Phetisetso ea Metsi:Liphaephe tsa phepelo ea metsi tse bophara bo boholo, litsamaiso tsa nosetso, le phetiso ea metsi a tala bakeng sa ts'ebeliso ea masepala le ea indasteri.
Tlhokomelo ea Likhoerekhoere le Metsi a Litšila:Methapo ea ho ntša metsi a litšila, liphaephe tsa fektheri ea kalafo, le litsamaiso tsa ho sebetsana le seretse.
Likopo tsa Meaho ea Liindasteri:Liraka tsa liphaephe, litšehetso, tšehetso le likarolo tsa sebopeho lifemeng tsa ho hloekisa, lifemeng tsa petrochemical le litsing tsa indasteri.
Libaka tsa ho Sebetsa Oli le Khase:Methapo ea phallo, lihlooho, li-manifold, le liphaephe tse hokahaneng lifemeng tsa ts'ebetso le liteisheneng tsa compressor.
EPC le Liphaephe tsa Limela:Liphaephe tsa ts'ebetso le tsa ts'ebeliso libakeng tsa ho hloekisa, lifemeng tsa ts'ebetso ea khase, lik'hemik'hale le lits'ebeletso tsa tlhahiso ea motlakase.
9. Sephutheloana le Thomello
Liphaephe tsa ERW lia phutheloa le ho romelloa ka hloko e kholo ho netefatsa tšireletso ea tsona nakong ea lipalangoang. Tlhaloso ea mokhoa oa ho paka le ho romela thepa ke ena:
Sephutheloana:
Sekoahelo se Sireletsang:Pele ho pakoa, liphaephe li ka 'na tsa tlotsoa ka lera le lesesaane la oli e thibelang mafome kapa varnish e sireletsang ho thibela mafome a bokaholimo le ho oxidation nakong ea polokelo le phetisetso. Qetello e hlobotseng e boetse e fumaneha bakeng sa ho sebelisoa hang-hang ha ho koaheloa.
Ho kopanya:Liphaephe tsa boholo le litlhaloso tse tšoanang li kopanngoa hammoho ka hloko ka lihlopha tse nang le mahlakore a tšeletseng kapa a khutlonnetsepa. Li khomaretsoe ka ho sebelisa lithapo tsa tšepe (hangata lithapo tse 3-5 ka sehlopha) ho thibela ho sisinyeha ka har'a sehlopha.
Li-cap tsa ho qetela:Likoahelo tsa polasetiki (PE kapa PP) li beoa lipheletsong ka bobeli tsa phaephe ka 'ngoe ho sireletsa lipheletsong tse betlotsoeng, lipheletsong tse se nang letho, le likhokahano tse nang le khoele khahlanong le tšenyo ea tšusumetso, ho kena ha litšila le mongobo.
Ho betla le ho roka:Bakeng sa diotara tsa boleng bo hodimo tsa ho romela thepa kantle ho naha, thepa ya ho tlama e kang masale a foam kapa di-strips tsa rabara e ka sebediswa pakeng tsa mealo ya diphaephe ho thibela tshenyo le ho roala ha lesela nakong ya ho sebetsana le yona.
Likereiti kapa Likhechana tsa Lehong:Bakeng sa liphaephe tse nang le mabota a masesaane, liphaephe tse nepahetseng, kapa litaelo tsa ho roala tse ntle, liphaephe li ka 'na tsa pakoa ka har'a mabokose a tiileng a lehong kapa mabokoseng a plywood ho fana ka tšireletso e matla khahlanong le matla a kantle le ho tšoaroa ka thata.
Ho tsamaisa ka sekepe:
Mokhoa oa Lipalangoang:Liphaephe li romelloa ka likepe tsa lijana (20ft/40ft), lijari tse kholo, kapa thepa ea terene ho latela moo e eang teng, bophahamo le potlako. Thepa ea moea e fumaneha bakeng sa thepa ea sampole kapa ea bohlokoa ka nako.
Ho kenya ka har'a lijana:Liodara tse nyane ho isa ho tse mahareng tse kentsweng ka har'a lijana tse tloaelehileng tsa ho romela thepa, tse sireletsang thepa ho boemo ba leholimo, mongobo le litšila tse tsoang kantle nakong ea lipalangoang.
Ho kenya Sekepe se Seholo:Liodara tse kholo (hangata lithane tse ka holimo ho 200) li kenngoa ka ho toba ka har'a lijari tse kholo. Libalaka tsa ho phahamisa le li-spreader bars li thibela tšenyo; ho qhaqha le ho qhaqha thepa e sireletsehileng khahlanong le ho sisinyeha ha leoatle.
Ho Ngola le ho Fana ka Litokomane:Sephutheloana se seng le se seng se ngotsweng ka ho hlaka ka kereiti, maemo a tloaelehileng, litekanyo, nomoro ea mocheso, le litaelo tsa ho sebetsana le thepa. Litokomane tse felletseng (invoice ea khoebo, lethathamo la ho paka, bili ea thepa, Setifikeiti sa Tšimoloho, Litifikeiti tsa Teko ea Mill) li lokisitsoe bakeng sa ho tlosoa ha thepa ka mokhoa o boreleli.
Ho tiisa ka mokhoa o sireletsehileng:Liphutheloana tse tlamiloeng ka marapo a tšepe, mekotla ea dunnage, kapa litšepe tsa mapolanka ho thibela ho sutha, ho pitikoa, kapa ho senyeha nakong ea ho tsamaea.
Ho Latela le Inshorense:Linomoro tsa ho latela lijana li fanoe bakeng sa ho beha leihlo ka nako ea sebele. Inshorense ea thepa ea likepe (Likotsi Tsohle kapa Ka Karolelano) e fumaneha ha ho kopuoa.
Ka bokhutšoanyane, Womic Steel e netefatsa hore liphaephe tsohle tsa ERW Steel li phuthetsoe ka mehato ea tšireletso e etellang pele indastering 'me li romeloa ka mekhoa e tšepahalang ea lipalangoang ho fihla moo li eang teng li le boemong bo botle. Mekhoa e nepahetseng ea ho paka le ho romela thepa e bohlokoa ho boloka botšepehi le boleng ba lihlahisoa tse tlisoang.
10. Melemo le Lipotso Tse Botsoang Khafetsa ka Tšepe ea Womic
Hobaneng o ka sebelisana le Womic Steel?
Lebenkele la Sebaka se le Seng:Mefuta e felletseng ho tloha liphaepheng tsa API 5L ERW ho ea ho li-fittings tsa liphaephe tsa OEM tse tšoanang (Li-elbow, Li-Tee, Li-Reducer, Li-Flanges, Li-Caps) ka mekhahlelo e lumellanang ea thepa, ho kenyeletsoa tšepe ea carbon, tšepe ea alloy le tšepe e sa hloekang.
Ho Latela Melao ea Tekheniki:Litifikeiti tsa Teko e Felletseng ea Mill (EN 10204 Type 2.2, 3.1, kapa 3.2) li fanoa ka thomello e 'ngoe le e 'ngoe, li hlalosa sebopeho se nepahetseng sa lik'hemik'hale, liphetho tsa liteko tsa mechini, le litlaleho tsa tlhahlobo tse sa senyeheng.
Litšebeletso tse Ekelitsoeng Boleng:Ho bevel ha mahlakore (30°-35°), ho kopanya khoele le ho kopanya, ho kenya dikoahelo tsa polasetiki, le ho kwahela ho thibelang tshenyo (FBE, 3LPE, 3LPP, Epoxy, Galvanizing) di fumaneha ka tlung kapa ka dibaka tsa balekane ba tshwanelehang.
Thepa ea Tlholisano:Tšebelisano-'moho ea maano le barekisi ba thepa ba lefats'e ka bophara e netefatsa hore ho jarisoa ha likhonteinara ho ntlafalitsoe (ho eketsa bongata ka sekhonteinara) le ho romelloa ha thepa lefatšeng ka bophara ka litšenyehelo tse tlase ka linako tse tšepahalang tsa lipalangoang.
Setoko le ho fumaneha ha sona:Setoko se seholo sa boholo bo tloaelehileng ba API 5L X52 (2"-24" OD, Kemiso ea 10-80) se netefatsa linako tse khutšoane tsa ho etella pele le karabelo e potlakileng litlhokong tse potlakileng tsa projeke. Boholo bo ikhethileng bo hlahisoa ha ho hlokahala ka nako e tloaelehileng ea ho etella pele ea matsatsi a 30-45.
Bokhoni ba Tšebeletso e Bolila:Bokhoni bo felletseng ba ho fana ka liphaephe tsa PSL2 ka liteko tsa HIC le SSC ho latela maemo a NACE bakeng sa lits'ebetso tsa khase e bolila. Ho thatafala ho laoloa ho ≤ 248 HV10 / ≤ 22 HRC.
Khetha Womic Steel Group e le molekane oa hau ea tšepahalang bakeng sa Liphaephe tsa Tšepe tsa API 5L X52 ERW tsa boleng bo holimo le ts'ebetso e sa hlōloeng ea ho fana ka thepa. Rea u amohela ho botsa!
Webosaete: www.womicsteel.com
Imeile: sales@womicsteel.com
Mohala/WhatsApp/WeChat:
Victor: +86-15575100681
Jack: +86-18390957568
Lipotso Tse Botsoang Khafetsa (Lipotso Tse Botsoang Khafetsa)
P: Phapang ke efe pakeng tsa API 5L PSL1 le PSL2 bakeng sa liphaephe tsa X52?
A: PSL1 (Boemo ba Tlhaloso ea Sehlahisoa 1) ke boemo bo tloaelehileng ba boleng bo nang le litlhoko tsa motheo tsa lik'hemik'hale le tsa mechine. PSL2 (Boemo ba Tlhaloso ea Sehlahisoa 2) e beha meeli e thata holim'a khabone, phosphorus, sebabole, e hloka karolelano e phahameng ka ho fetisisa ea tlhahiso-ho-tensile ea 0.93, teko ea tšusumetso ea Charpy e tlamang, le tlhahlobo e ntlafalitsoeng e sa senyeheng. PSL2 ea hlokahala bakeng sa ts'ebeletso e bolila, lits'ebetso tsa liphaephe tse lebōpong la leoatle le tsa bohlokoa. Bakeng sa X52, PSL2 e boetse e hloka tekanyo e tlase ea khabone (CE ≤ 0.43%) bakeng sa ho tjheseletsa hamolemo.
P: Na phaephe ea API 5L X52 e ka sebelisoa bakeng sa lits'ebetso tsa meaho?
K: E. Matla a fokolang a tlhahiso ea X52 a 360 MPa (52,000 psi) a etsa hore e lokele lits'ebetso tse ngata tsa sebopeho ho kenyeletsoa le li-racks tsa liphaephe, likholomo tsa tšehetso, tšehetso le foreimi e boima ea sebopeho. Leha ho le joalo, bakeng sa lits'ebetso tsa sebopeho feela (ntle le khatello), ASTM A500 GR.B kapa A53 GR.B e kanna ea ba likhetho tse theko e tlaase haholoanyane.
P: Phapang ke efe pakeng tsa ERW le HFW? Ke efe e betere bakeng sa phaephe ya X52?
A: ERW (Electric Resistance Welding) le HFW (High Frequency Welding) hangata li sebelisoa ka ho fapanyetsana. HFW e sebelisa ka ho khetheha motlakase o nang le maqhubu a phahameng (hangata 200-500 kHz) o hlahisang sebaka se sesesaane se anngoeng ke mocheso (HAZ) le boleng bo holimo ba weld ha bo bapisoa le ERW e tloaelehileng e nang le maqhubu a tlase. Bakeng sa API 5L X52, HFW ke ts'ebetso e ratoang kaha e fana ka ho tiea ha weld le HAZ e sesesaane, e leng ea bohlokoa bakeng sa ts'ebeletso e bolila le lits'ebetso tsa mocheso o tlase.
P: "Tšebeletso e bolila" e bolela'ng mme na o ka fana ka X52 bakeng sa ts'ebeletso e bolila?
A: Tšebeletso e bolila e bolela liphaephe tse jereng khase e metsi e nang le hydrogen sulfide (H₂S). Tlas'a maemo ana, tšepe e tloaelehileng e ka 'na ea e-ba le bothata ba ho petsoha ha Hydrogen Induced Cracking (HIC) kapa Sulfide Stress Cracking (SSC). E, Womic Steel e fana ka X52 PSL2 ka litlhoko tse tlatsetsang tsa tšebeletso e bolila ho latela API 5L Annex H, ho kenyeletsoa le tlhahlobo ea HIC (NACE TM0284), tlhahlobo ea SSC (NACE TM0177), le taolo ea ho thatafala (≤ 248 HV10 / ≤ 22 HRC).
P: Bolelele bo boholo bo fumanehang bakeng sa phaephe ea API 5L X52 ERW ke bofe?
K: Re fana ka liphaephe tsa ERW ka bolelele bo tloaelehileng bo sa fetoheng ho fihlela ho limithara tse 12 (hoo e ka bang maoto a 40) bakeng sa bophara bo fihlang ho 610mm (24"). Bakeng sa bophara bo bonyenyane (ka tlase ho 168mm / 6"), bolelele bo fihlang ho limithara tse 18 (maoto a 60) boa fumaneha ha ho kopuoa. Bolelele bo bolelele bakeng sa merero e itseng bo hloka litlhaloso tse qaqileng le tlhahlobo ea boenjiniere.
P: Ke mefuta efe ea lipheletso tsa ho qetela tseo u fanang ka tsona bakeng sa phaephe ea mohala oa X52?
K: Re fana ka Lipheletso tse Sephara (sekoere se sehiloeng bakeng sa ho tjheseletsa mokokotlo kapa ho kopanya ka mechine), Lipheletso tse Beveled (sekhutlo sa bevel sa 30°-35° se nang le ho lulisa ha 1.6mm ± 0.8mm bakeng sa ho tjheseletsa mokokotlo oa tšimo), Lipheletso tse Tšoeu (API kapa likhoele tse boletsoeng ke moreki), le Lipheletso tse Kopantsoeng (tse nang le ho kopanya mokokotlo lipheletsong tsa phaephe). Tokisetso ea pheletso e ikhethileng ea fumaneha ho fihlela litlhoko tse itseng tsa ho kenya.
P: Na o ka fana ka tlhahlobo ea motho oa boraro bakeng sa liphaephe tsa API 5L X52?
K: E. Re amohela le ho thusa ho hlahloba ke DNV, BV, SGS, TÜV, ABS, LR, kapa moemeli ofe kapa ofe ea khethiloeng ke moreki nakong ea tlhahiso (ho bona tlhahlobo ea hydrotest, UT, tlhahlobo ea litekanyo) le pele ho thomello. 3.2 Litifikeiti tsa tlhahlobo tse netefalitsoeng ke mekhatlo ea motho oa boraro e lumelletsoeng li fanoa khafetsa ha ho kopuoa.
P: Na le fana ka lits'ebeletso tse khutšoanyane bakeng sa phaephe ea X52?
K: E. Re fana ka ho seha ka nepo ho fihlela boleleleng bo nepahetseng bo boletsoeng ke moreki ka mamello e tiileng (hangata ±3mm) le lipheletso tse hloekileng, tse se nang burr. Ho seha ho ka lateloa ke ho bevel qetellong (bakeng sa ho tjheseletsa) kapa ho kenya khoele (bakeng sa likhokahano tsa mechini) ha ho hlokahala.
P: Ke dikgetho dife tsa ho roala tse fumanehang bakeng sa phaephe ya API 5L X52 ERW?
K: Re fana ka dikgetho tse fapaneng tsa ho roala ho kenyeletswa: FBE (Fusion Bonded Epoxy) - lera le le leng kapa le habeli; 3LPE / 3LPP (Polyethylene e nang le Mealo e meraro / Polypropylene); Coal Tar Epoxy; Liquid Epoxy; Galvanizing (Hot Dip kapa Electro); le Black coating (lacquer kapa varnish). Coating e ka sebediswa setsing sa rona kapa ka dimela tse nang le boiphihlelo tsa ho roala tse nang le mangolo a amehang.
P: Ke nako efe ea ho etella pele bakeng sa API 5L X52 PSL2 ka litlhoko tsa tšebeletso e bolila?
K: Nako e tloaelehileng ea ho etella pele PSL2 ka litlhoko tsa tšebeletso e bolila (ho kenyeletsoa le liteko tsa HIC le SSC) ke matsatsi a ka bang 45-60 ho tloha netefatsong ea odara, ho latela bongata ba odara le litlhoko tse itseng tsa teko. Liodara tse potlakileng (matsatsi a 30-45) li ka fumaneha bakeng sa bongata bo bonyenyane. Ka kopo ikopanye le rona bakeng sa linako tsa hona joale tsa ho etella pele ho latela litlhoko tsa hau tse ikhethileng.
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