Li-Tube tsa Boiler tsa ASTM A213 Grade T22 Moetsi le Mofani – Womic Steel
1. Kakaretso ea Li-Tubes tsa Tšepe ea Alloy ea ASTM A213 T22
Li-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22ke lipeipi tsa tšepe tsa motsoako oa chromium-molybdenum tse etselitsoengtšebeletso ea mocheso o phahameng le khatello e phahameng ho li-boiler, li-superheater le li-heat exchangerThepa ena e na le hoo e ka bang2.25% chromium le 1% molybdenum, e fanang ka khanyetso e ntle haholo khahlanong le oxidation, ho fetoha ha creep, le mokhathala oa mocheso tlas'a maemo a ts'ebetso a nako e telele a mocheso o phahameng.
TheTlhaloso ea ASTM A213 T22, e boetse e bitsoaASME SA213 T22, e hlalosa litlhoko tsa lipeipi tsa tšepe tsa motsoako oa ferritic tse se nang sekoli tse sebelisoang lisebelisoa tsa phetisetso ea mocheso. Likoahelo tse tloaelehilengMeeli ea sebopeho sa lik'hemik'hale, thepa ea mechini, mamello ea litekanyo, litlhoko tsa kalafo ea mocheso, mekhoa ea tlhahlobo le mekhoa ea liteko.
At Tšepe ea Womic, re etsa le ho fana ka thepaLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22bakeng sa merero ea lefats'e ea eneji le indasteri. Tlhahiso ea rona e latela litsamaiso tse tiileng tsa taolo ea boleng, 'me lihlahisoa li ka tlisoa kaSetifikeiti sa EN 10204 3.1 kapa EN 10204 3.2Bakeng sa merero ea lisebelisoa tsa khatello ea Europe, thepa e fumaneha hape kaSetifikeiti sa PED 2014/68/EU, ho netefatsa hore melaoana ea machaba ea likepe tsa khatello ea latela ka botlalo.
Ka mela e tsoetseng pele ea tlhahiso ea lipeipi tse se nang sekoli, phepelo e tsitsitseng ea thepa e tala, le taolo ea tšepe e nang le boiphihlelo, Womic Steel e fana ka boleng bo holimo.Liphaephe tsa tšepe tsa motsoako oa ASTM A213 T22ka phano e tšepahalang le ts'ebetso ea tlholisano.
2. Litlhaloso tsa Tlhahiso le Mefuta ea Boholo
TheLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22tse entsoeng ke Womic Steel li fumaneha ka boholo bo boholo tse loketseng liboiler, liphaephe tsa khatello le li-heat exchanger.
Tafole ea 1 - ASTM A213 T22 Boholo ba Tube
| Paramethara | Mefuta ea Tlhahiso |
| Bophara ba Kantle | 12.7 mm – 273 mm |
| Botenya ba lebota | 1.5 mm – 35 mm |
| Bolelele bo Tloaelehileng | 6 m – 12 m |
| Bolelele bo boholo | Ho fihlela ho 18 m |
| Mofuta oa Tlhahiso | E Chesang e se nang Seamless / E Huloa ka Batang |
| Qetello ea Bokaholimo | E ntšo / E nang le asene / E thunngoeng ka sethunya |
Bokhoni ba tlhahiso bo tenyetsehang bo dumella Womic Steel ho fana ka bobedilipeipi tse tloaelehileng tsa boiler le litekanyo tse ikhethilengbakeng sa litlhoko tsa projeke.
3. Mamello ea Tekanyo
Ho nepahala ha litekanyo ho bohlokoa bakeng sa ts'ebetso e sireletsehileng lits'ebetsong tsa khatello.Li-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22e hlahisitsoeng ke Womic Steel e latela litlhoko tsa mamello ea litekanyo tsa ASTM ho netefatsa ts'ebetso e tsitsitseng nakong ea tlhahiso le ho kenngoa.
Tafole ea 2 - Mamello ea Litekanyo
| Paramethara | Mamello e Lumellehang |
| Bophara ba Kantle | ± 0.75% |
| Botenya ba lebota | ± 10% |
| Bolelele | +3 mm / 0 |
| Ho otloloha | ≤1/1000 ea bolelele |
| Ho ba le ovalite | Ka hare ho mamello ea OD |
Mamello ena e netefatsa hore e lumellana hantle bakeng sa lits'ebetso tsa ho kopanya li-welding, li-kobeha le li-exchange tsa mocheso.
4. Sebopeho sa Lik'hemik'hale sa ASTM A213 Kereiti ea T22
Tshebetso ya mocheso o phahameng waLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22e fihlelleha ka ho leka-lekana ka hloko likarolo tsa chromium le molybdenum alloying.
Tafole ea 3 - Sebopeho sa Lik'hemik'hale
| Karolo | Sebopeho (%) |
| Khabone (C) | 0.05 – 0.15 |
| Manganese (Mn) | 0.30 – 0.60 |
| Fosforase (P) | ≤0.025 |
| Sebabole (S) | ≤0.025 |
| Silicone (Si) | ≤0.50 |
| Chromium (Cr) | 1.90 – 2.60 |
| Molybdenum (Mo) | 0.87 – 1.13 |
Sebopeho sa motsoako oa Cr-Mo se ntlafala haholomatla a ho halefa le ho hanyetsa oxidation, ho etsaLiphaephe tsa tšepe tsa motsoako oa ASTM A213 T22e loketse ts'ebetso ea mocheso o phahameng oa nako e telele.
5. Thepa ea Mekaniki
Tshebetso ya mechini ke tlhoko ya bohlokwa bakeng saLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22, haholo-holo lits'ebetsong tsa boiler tsa fektheri ea motlakase tse sebetsang tlas'a khatello e phahameng.
Tafole ea 4 - Thepa ea Mekaniki
| Thepa | Tlhokahalo |
| Matla a tšepe | ≥415 MPa |
| Matla a Tekanyo | ≥205 MPa |
| Ho lelefatsa | ≥30% |
| Bothata | ≤85 HRB |
Litšobotsi tsena tsa mechini li netefatsa botšepehi ba sebopeho saLiphaephe tsa boiler tsa ASTM A213 T22nakong ea tšebeletso ea mocheso e telele.
6. Ts'ebetso ea Tlhahiso ea Li-Tube tsa ASTM A213 T22
At Tšepe ea Womic, tlhahiso eaLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22e latela mokhoa o tiileng oa tlhahiso ho netefatsa boleng ba tšepe le botsitso ba litekanyo.
Mokhoa o tloaelehileng oa tlhahiso:
Tlhahlobo ea Lisebelisoa tse Tala → Ho Seha Li-billet → Ho Futhumatsa → Ho Phunya ka Mocheso → Ho Rola ka Mocheso → Kalafo ea Mocheso → Ho Otlolla → Teko e sa Senyeheng → Tlhahlobo ea ho Qetela → Sephutheloana
Melemo ea bohlokoa ea tlhahiso e kenyelletsa:
● Li-billet tsa alloy tsa boleng bo holimo tse tsoang liindastering tse tšoanelehang
● Lisebelisoa tse tsoetseng pele tsa ho roala lipeipi tse se nang sekoli
● Mekhoa e laoloang ea ho futhumatsa le ho fetola sebopeho
● Ho latela ka botlalo ho tloha palong ea mocheso oa billet ho ea ho tube e felileng
Mekhoa ena e netefatsa boleng bo tsitsitseng baLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22e fanoe ke Womic Steel.
7. Litlhoko tsa Kalafo ea Mocheso
Kalafo ea mocheso e bohlokoa ho fumana sebopeho se hlokahalang sa microstructure le matla a mocheso o phahameng bakeng saLiphaephe tsa tšepe tsa motsoako oa ASTM A213 T22.
Mekhoa e tloaelehileng ea kalafo ea mocheso e kenyelletsa:
● Ho kenya ka botlalo
● Ho annealing ka mocheso o feteletseng
● Ho pholisa ho laoloang ka mor'a ho phutholoha ho chesang
Kalafo e nepahetseng ea mocheso e netefatsa hore e sebetsa hantlesebopeho sa lijo-thollo, ho hanyetsa ho hasana, le botsitso ba mechininakong ea tšebeletso ea nako e telele.
8. Tlhahlobo le Teko
KaofelaLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22e entsoeng ke Womic Steel e hlahlojoa le ho hlahlojoa ka botlalo ho netefatsa hore e latela maemo a ASTM le ASME.
Teko ea Mekaniki le ea 'Mele
● Teko ea ho thapolla
● Teko ea ho thatafala
● Teko ea ho batalla
● Teko ea ho chesa
● Teko ea khatello ea metsi
Teko e sa Senyeheng
● Teko ea Ultrasonic (UT)
● Teko ea hona joale ea Eddy (ET)
● Teko ea likaroloana tsa makenete (MT)
Setifikeiti
Lihlahisoa li ka fanoa ka:
●Setifikeiti sa Teko ea Mill ea EN 10204 3.1
●EN 10204 3.2 Setifikeiti sa Tlhahlobo sa Mokha oa Boraro
●Setifikeiti sa PED 2014/68/EU
Litlhahlobo tsa mokga wa boraro di ka etswa keSGS, BV, TÜV, DNV, kapa mekhatlo e meng e lumelletsoeng.
9. Litšebeletso tsa Ts'ebetso le Tlhahiso
Ntle le ho fana kaLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22, Womic Steel e boetse e fana ka mefuta e mengata ea lits'ebeletso tsa tlhahiso ho fihlela litlhoko tsa projeke.
Litšebeletso tsa ho sebetsana le ts'ebetso li kenyelletsa:
● Ho kobeha le ho theha tube
● Liphaephe tsa U-kobe bakeng sa li-exchange tsa mocheso
● Ho sebetsa ka ho nepahetseng le ho seha
● Ho etsoa esale pele ha phaephe ea spool
● Ho cheka le ho lokisa qetello e ikhethileng
Litšebeletso tsena tsa bohlokoa li lumella bareki ho fumanalikarolo tse seng li loketse ho kenngoa, ho fokotsa nako ea tlhahiso sebakeng seo.
10. Litšebeliso tsa Li-Tubes tsa Tšepe tsa Alloy tsa ASTM A213 T22
Ka lebaka la matla a tsona a maholo a ho thekesela le ho hanyetsa oxidation,Li-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22li sebelisoa haholo lits'ebetsong tsa indasteri tse nang le mocheso o phahameng.
Likopo tse tloaelehileng li kenyelletsa:
● Liphaephe tsa boiler tsa feme ea motlakase
● Liphaephe tsa Superheater le tsa ho futhumatsa hape
● Lisebelisoa tsa ho fapanyetsana mocheso ka lik'hemik'hale
● Liphaephe tsa fektheri ea ho hloekisa tse nang le mocheso o phahameng
● Liphaephe tsa sebōpi sa indasteri
Ho tšepahala haLiphaephe tsa tšepe tsa motsoako oa ASTM A213 T22e ba etsa thepa ea bohlokoa bakeng sa meralo ea motheo ea eneji.
11. Bokhoni ba Tlhahiso le Melemo ea Phepelo
Womic Steel e boloka bokgoni bo matla ba tlhahiso bakeng saLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22.
Melemo ea rona e kenyelletsa:
● Methapo e mengata ea tlhahiso ea lipeipi tse se nang sekoli
● Ketane ea phepelo ea billet ea tšepe e tsitsitseng
● Baenjiniere ba nang le boiphihlelo ba tšepe
● Tsamaiso e tiileng ea taolo ea boleng
Nako e tloaelehileng ea ho etella pele tlhahiso keMatsatsi a 15-35 ho latela litlhaloso le boholo ba odara.
Habohlokoa,Womic Steel ha e na bonyane ba odara, esita letube e le 'ngoe ea tšepe ea alloy ea ASTM A213 T22 e le 'ngoee ka fanoa ho fihlela litlhoko tsa projeke kapa tsa tlhokomelo tse potlakileng.
12. Liphutheloana le Tsamaiso ea Lefatše ea Lintho
Ho netefatsa hore phano e bolokehile,Li-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22li pakiloe ka ho sebelisa liphutheloana tse sireletsang tsa sehlopha sa ho romela kantle ho naha.
Mekhoa ea ho paka e kenyelletsa:
● Liphutheloana tse tlamiloeng ka tšepe
● Likhechana tsa lehong tse loketseng ho sesa leoatleng
● Likoahelo tsa polasetiki tse sireletsang qetellong
● Sekoahelo sa oli se thibelang mafome
● Ho phuthela ka metsi
Ka boiphihlelo bo boholo ba lefats'e ba thepa, Womic Steel e fana ka phano e tšepahalang kathepa ea likepe, lipalangoang tsa literene, le litsela tsa ho romela thepa tse nang le mekhoa e mengata.
13. ASTM A213 T22 Tšepe e kopantsoeng e se nang seamless Tube Size Keyword Matrix
Ho ts'ehetsa litlhoko tse fapaneng tsa sistimi ea liphaephe,Li-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22li fumaneha ka mefuta e mengata ea boholo ba liphaephe tse tloaelehileng le kemiso.
Ka tlase ke matrix e tloaelehileng ea mantsoe a bohlokoa a akaretsang boholo bo tloaelehileng ba li-bore le kemiso eaLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22:
1/2″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
3/4″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
1″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
1-1/2″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
2″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
3″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
4″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
6″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
8″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
10″ NB ka Botenya Kemiso ea 20, Kemiso ea 30, Kemiso ea STD, Kemiso ea 40, Kemiso ea 60, Kemiso ea 80, Kemiso ea 100, Kemiso ea 120, Kemiso ea 160, Kemiso ea XXS hoLi-Tube tse se nang seamless tsa Tšepe ea ASTM A213 Kereiti ea T22
15.Papiso ea Lisebelisoa tsa Tšepe ea Tšepe ea ASTM A213 Alloy Steel
Li-Tube tse se nang moalo tsa tšepe ea ASTM A213 T22 Alloy Steel khahlanong le Mekhahlelo e meng ea Alloy
Ha ba kgetha thepa bakeng sa ditsamaiso tsa diphaephe tse nang le mocheso o phahameng, baenjiniere hangata ba bapisa dikereiti tse mmalwa tsa tshepe ya alloy tse hlalositsweng tlasaTekanyetso ea ASTM A213Har'a lisebelisoa tsena,Li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22li sebelisoa haholo ka lebaka la motsoako oa tsona o leka-lekaneng oa matla, ho hanyetsa oxidation, le bokhoni ba litšenyehelo.
Tafole e latelang ea papiso e totobatsa liphapang tsa bohlokoa lipakeng tsa limaraka tse sebelisoang hangata ho kenyeletsoaLi-Tube tse se nang mohele tsa tšepe tse kopantsoeng tsa ASTM A213 T5, ASTM A213 T9, ASTM A213 T11, ASTM A213 T22, le ASTM A213 T91 tse se nang mohele oa tšepe.
Tafole - Papiso ea Sehlopha sa Tšepe ea Tšepe ea Alloy ea ASTM A213
| Sehlopha | Dikahare tsa Chromium | Dikahare tsa Molybdenum | Khanyetso e Tloaelehileng ea Mocheso | Likopo tse ka Sehloohong |
| Liphaephe tse se nang seamless tsa tšepe ea ASTM A213 T5 | 4.0 – 6.0% | 0.45 – 0.65% | Ho fihlela ho 600°C | Li-heater tsa mochini o hloekisang, li-boiler tsa mocheso o mahareng |
| Li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T9 | 8.0 – 10.0% | 0.9 – 1.1% | Ho fihlela ho 650°C | Li-exchange tsa mocheso o phahameng |
| Li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T11 | 1.0 – 1.5% | 0.44 – 0.65% | Ho fihlela ho 550°C | Liboiler tsa indasteri le liphaephe tsa khatello |
| Li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22 | 1.9 – 2.6% | 0.87 – 1.13% | Ho fihlela ho 600°C | Liboiler tsa feme ea motlakase, li-superheater |
| Li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T91 | 8.0 – 9.5% | 0.85 – 1.05% | Ho fihlela ho 650–700°C | Litsi tsa motlakase tse nang le tshusumetso e kgolo haholo |
16.Hobaneng ha li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22 li sebelisoa haholo
Har'a lisebelisoa tsena,Li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22li nkoa e le e 'ngoe ea lihlopha tsa tšepe ea alloy ea chromium-molybdenum tse sebelisoang haholo bakeng sa litsamaiso tsa boiler le liphaephe tse nang le mocheso o phahameng.
Ha ho bapisoa leLi-Tube tse se nang seamless tsa tšepe ea ASTM A213 T11, eLi-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22li na le chromium e ngata le molybdenum, tse fanang ka matla a ntlafetseng a ho kheloha le khanyetso ea oxidation.
Ha ho bapisoa leLi-Tube tse se nang seamless tsa tšepe ea ASTM A213 T9, Li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22e fana ka tharollo e theko e tlaase haholoanyane ha ka nako e ts'oanang e fana ka ts'ebetso e ntle haholo mochesong o phahameng.
Ka lebaka la melemo ena,Li-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22li sebelisoa haholo ho:
● Mekhoa ea liphaephe tsa boiler ea fektheri ea motlakase
● Liphaephe tsa Superheater le tsa Reheater
● Phaephe ea ho fapanyetsana mocheso ka peterole
● Liphaephe tsa fektheri ea ho hloekisa tse nang le mocheso o phahameng
At Tšepe ea Womic, re etsa le ho fana ka thepa ea boleng bo holimoLi-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22ka taolo e tiileng ea boleng le ho latelwa ka botlalo.
Mela ea rona ea tlhahiso e tsoetseng pele le phepelo e tsitsitseng ea billet ea tšepe ea alloy e re lumella ho fana kaLi-Tube tse se nang seamless tsa tšepe ea ASTM A213 T22ka boleng bo tšepahalang, ho feto-fetoha ha maemo, le phano e potlakileng ea lefats'e.
Re motlotlo kalits'ebeletso tsa ho iketsetsa, lipotoloho tse potlakileng tsa tlhahisolenetweke ea lefats'e ea ho fana ka thepa, ho netefatsa hore litlhoko tsa hau tse ikhethileng li fihlelleha ka nepo le bokhabane.
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