1. Tšepe ea Womic: Bokhoni ba Tlhahiso le Matla a Khamphani
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 li-tube tsa khabone, alloy le tšepe e sa ruseng. Setsi sa rona sa tlhahiso ea liphaephe tsa ERW sa sejoale-joale se ikhethile ka liphaephe tse nyane tsa boiler bakeng sa lits'ebetso tsa khatello e phahameng.
Boholo ba Tlhahiso bakeng sa Phaephe ea ASTM A178 GR.A ERW:Bophara ba kantle ho tloha ho 12.7mm ho isa ho 127mm (1/2 inch ho isa ho 5 inch) ka botenya ba lebota ho tloha ho 1.5mm ho isa ho 12.7mm. 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.
Ho latela Molao oa ASTM A178:Ho latela ka botlalo Tlhaloso e Tloaelehileng ea ASTM A178 bakeng sa Liphaephe tsa Boiler tsa Tšepe ea Khabone e Haneloang ke Motlakase le Tšepe ea Khabone-Manganese.
Ho Tšoaea CE (PED 2014/68/EU):Ho latela Taelo ea Lisebelisoa tsa Khatello ea Europe.
Setifikeiti sa EN 10204 3.2:Setifikeiti sa Tlhahlobo 3.2 se netefalitsoe ke TÜV, LR, BV, kapa SGS.
Litumello tsa Tlhahlobo ea Mokha oa Boraro (TPI):Lihlahisoa tse amohetsoeng ke SGS, BV, ABS, LR, DNV, TÜV.
Kananelo ea Lefatše ka Bophara:Mofani ea tšepahalang oa bahlahisi ba liboiler le lifeme tsa motlakase tse sebeletsang linaha tse fetang 80
2. ASTM A178 GR.A ERW Steel Pipe: Sebopeho sa Thepa le Litšobotsi tsa Tshebetso
ASTM A178 GR.A ke sehlopha se tloaelehileng haholo tekanyetsong ea tube ea boiler ea A178. Tekanyetso ena e akaretsa lipeipi tse tjheselitsoeng tse haneloang ka motlakase tse entsoeng ka tšepe ea carbon le tšepe ea carbon-manganese bakeng sa tšebeletso ea boiler le superheater. Sehlopha sa A ke sehlopha se tlase ka ho fetisisa sa carbon, se fanang ka ho tjheseletsa le ho bopeha hantle bakeng sa tlhahiso ea boiler.
Ha ho bapisoa le GR.C (khabone e phahameng le manganese) le GR.D (khabone-manganese), GR.A e fana ka sebopeho se setle ka ho fetisisa bakeng sa ts'ebetso ea ho kobeha le ho atolosa nakong ea kopano ea boiler. GR.A e loketse lits'ebetso tsa boiler ea khatello e itekanetseng moo ho hlokahalang sebopeho se phahameng ka ho fetisisa.
Sebopeho sa Lik'hemik'hale sa Pipe ea Tšepe ea ASTM A178 GR.A ERW (Tlhahlobo ea Lesela, % ka boima):
| Karolo | C e phahameng ka ho fetisisa | Boholo ba Mn | P max | Boholo ba S | Si max |
| GR.A | 0.10 | 0.60 | 0.030 | 0.030 | 0.10 |
Ela Hloko: Dikahare tse tlase haholo tsa khabone (0.10% max) di fana ka bokgoni bo botle ba ho weld le ho bopeha ha tube ya boiler bakeng sa ho kobeha le ho atoloha.
ASTM A178 GR.A ERW Litšobotsi tsa Mekaniki tsa Pipe ea Tšepe (Mocheso oa Kamore):
| Sehlopha | C e phahameng ka ho fetisisa | Boholo ba Mn | Matla a tšepe | Matla a Tekanyo | Tšebeliso e Tloaelehileng |
| GR.A | 0.10 | 0.60 | 330 MPa | 180 MPa | Khatello e itekanetseng, ho ba le sebopeho se setle ka ho fetisisa |
| GR.C | 0.18 | 0.90 | 415 MPa | 220 MPa | Khatello e phahameng, tšebeliso e akaretsang |
| GR.D | 0.27 | 1.20 | 415 MPa | 255 MPa | Khatello e phahameng, matla a phahameng |
Papiso ea Kereiti ea A178
3. ASTM A178 GR.A ERW Tšepe ea Pipe ea Litekanyo le ho Latela Melao
| Ntho | Tlhaloso |
| E tloaelehileng | ASTM A178/A178M |
| Sehlopha | GR.A |
| Mokhoa oa Tlhahiso | Ho Wellisa ka Motlakase o Hanelang ho Sebetsa (ERW) |
| Sebaka sa Bophara ba Kantle | 12.7mm – 127mm (1/2" – 5") |
| Botenya ba Lebota | 1.5mm – 12.7mm |
| Bolelele | 6m, 12m, kapa bolelele bo ikhethileng ho fihlela ho 18m |
| Qetello ea ho Qetela | Qetello e se Nang Sekoli / Qetello e Beveled |
| Qetello ea Bokaholimo | E hlobotse / e tlotsitsoe ka oli / e koahetsoeng ka botšo |
| Liteko tse Ikhethang | Teko ea ho Chesa/Teko ea ho Fokotsa/Teko ea Hydrostatic |
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 ASTM A178 GR.A, GR.C, le GR.D?
A: GR.A e na le khabone e tlase ka ho fetisisa (0.10% max) le matla (330 MPa) - ho thapolla hantle ha ho kobeha. GR.C e na le khabone e phahameng ka ho fetisisa (0.18% max) le matla (415 MPa) - e sebelisoang haholo. GR.D e na le khabone e phahameng ka ho fetisisa (0.27% max) le matla (415 MPa ka chai e phahameng) - bakeng sa lits'ebetso tse phahameng tsa khatello.
P: Phapang ke efe pakeng tsa liphaephe tsa boiler tsa ASTM A178 (tse tjheseditsweng) le ASTM A179 (tse se nang seamless)?
A: A178 e tjheseletsa ka ho thibela motlakase (ERW) - e theko e tlase, e loketse boholo ba dikopo tsa boiler. A179 e hulwa ka ho batang ntle le ho thekesela - bakeng sa kgatello e phahameng kapa moo ho tjheseletsa ho sa dumellwang. Ka bobedi di atile tshebeletsong ya boiler le ya phapanyetsano ya mocheso.
P: Ke liteko life tse hlokahalang bakeng sa liphaephe tsa boiler tsa ASTM A178?
A: Teko ea hydrostatic (chubu ka 'ngoe), teko ea ho batalatsa, teko ea ho phatloha, le teko ea khatello e tšekaletseng kapa ea longitudinal. NDT (UT kapa ET) e ka hlalosoa ke moreki. Womic Steel e etsa liteko tsohle tse hlokahalang ho latela ASTM A178.
P: Na A178 GR.A e ka sebelisoa bakeng sa liphaephe tsa superheater?
K: E, empa e lekanyelitsoe mochesong o itekanetseng. Bakeng sa tšebeletso ea superheater ea mocheso o phahameng, ho khothaletsoa GR.C kapa GR.D. GR.A e molemo ka ho fetisisa bakeng sa liphaephe tsa metsi tsa boiler tsa mocheso o tlase le tsa economizer.
P: Mocheso o phahameng ka ho fetisisa oa ts'ebetso bakeng sa A178 GR.A ke ofe?
K: Hangata ho fihla ho 400°C (750°F) bakeng sa ts'ebeletso e tsoelang pele. Bakeng sa mocheso o phahameng, nahana ka GR.C kapa maemo a motsoako joalo ka A213 T11 kapa T22. Sheba khoutu ea moralo bakeng sa meeli e itseng ea mocheso.
P: Teko ea ho phatloha ha mollo ke eng hona hobaneng e le ea bohlokoa?
K: Teko ea ho tjhesa e atolosa pheletso ea tube ka ho sebelisa mandrel e tenyetsehang ho fihlela peresenteng e boletsoeng (hangata 15-30%). E netefatsa ho tsitsa le ho tsitsa ha tube, e netefatsa hore ha e petsohe nakong ea ho kenngoa ha tube ea boiler katoloso.
P: Na o ka fana ka tlhahlobo ea motho oa boraro bakeng sa lipeipi tsa A178 GR.A?
K: E. Litlhahlobo tsa SGS, BV, TÜV, ABS, DNV, LR lia fumaneha. Lisetifikeiti tse 3.2 lia fanoa ha ho kopuoa. Ho na le bopaki ba teko ea hydrostatic, teko ea ho phatloha, le teko ea ho batalatsa.
P: Nako e tloaelehileng ea ho etella pele lipeipi tsa ASTM A178 GR.A ke efe?
A: Boholo ba setoko: matsatsi a 15-25. Boholo bo ikhethileng: matsatsi a 30-45. Tlhahlobo ea motho oa boraro e eketsa matsatsi a 5-10. Liodara tse potlakileng lia fumaneha ka bongata bo bonyenyane.
P: U fana ka litokomane life?
A: Setifikeiti sa Teko ea Mill (EN 10204 Mofuta oa 3.1), tlaleho ea teko ea hydrostatic, tlaleho ea teko ea ho tjhesa/ho batalla, tlaleho ea litekanyo, lethathamo la ho paka, invoice, bili ea thepa.
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