S235 J0 Spiral Steel Pipe - Ts'ebetso e Ntlehali ea Pipe e Welded e kholo ea bophara
Re motlotlo ho hlahisa sehlahisoa sa rona sa maemo a holimo,S235 J0 Pipe ea tšepe ea Spiral, e etselitsoeng ho khotsofatsa litlhoko tse ntseng li eketseha tsa liindasteri tse sa tšoaneng.Joaloka moetsi ea etelletseng pele tšimong, re sebelisa theknoloji e tsoetseng pele le boiphihlelo ho etsa boleng bo holimopeipi ea mola e nang le nako e telele le ts'ebetso e ikhethang.
Liphaephe tsa rona tsa tšepe tse spiral li entsoe ka likhoele tsa tšepe tse hlobolang ka mokhoa o ikemetseng oa terata e habeli mahlakoreng a mabeli.Ka thekenoloji ea kamehla ea mocheso oa mocheso oa mocheso, re etsa bonnete ba hore tube e 'ngoe le e' ngoe e hlahisoa ka mokhoa o nepahetseng ka ho fetisisa le o tsitsitseng.Ts'ebetso ena e hlokolosi ea tlhahiso e netefatsa hore lihlahisoa tsa rona li fihlella maemo a holimo ka ho fetisisa, e leng se etsang hore e be tse loketseng mefuta e fapaneng ea ts'ebeliso.
Thepa ea Mechini
| tšepe kereiti | bonyane matla a tlhahiso | Matla a tšepe | Bonyane bo bolelele | Matla a fokolang a ts'usumetso | ||||
| Botenya bo boletsoeng | Botenya bo boletsoeng | Botenya bo boletsoeng | ka mocheso oa teko ea | |||||
| ＜16 | ~16≤40 | ＜3 | ≥3≤40 | ≤40 | -20 ℃ | 0℃ | 20 ℃ | |
| S235JRH | 235 | 225 | 360-510 | 360-510 | 24 | - | - | 27 |
| S275J0H | 275 | 265 | 430-580 | 410-560 | 20 | - | 27 | - |
| S275J2H | 27 | - | - | |||||
| S355J0H | 365 | 345 | 510-680 | 470-630 | 20 | - | 27 | - |
| S355J2H | 27 | - | - | |||||
| S355K2H | 40 | - | - | |||||
Liphaephe tsa rona tsa tšepe tse spiral li entsoe ka likhoele tsa tšepe tse hlobolang ka mokhoa o ikemetseng oa terata e habeli mahlakoreng a mabeli.Ka thekenoloji ea kamehla ea mocheso oa mocheso oa mocheso, re etsa bonnete ba hore tube e 'ngoe le e' ngoe e hlahisoa ka mokhoa o nepahetseng ka ho fetisisa le o tsitsitseng.Ts'ebetso ena e hlokolosi ea tlhahiso e netefatsa hore lihlahisoa tsa rona li fihlella maemo a holimo ka ho fetisisa, e leng se etsang hore e be tse loketseng mefuta e fapaneng ea ts'ebeliso.
Ha ho bapisoa le lipeipi tsa khale tse cheselitsoeng,S235 J0 phala ea tšepe ea spiral e na le likarolo tse latelang tsa bohlokoa:
A. Nakong ea ts'ebetso ea ho theha, poleiti ea tšepe e senyeha ka mokhoa o ts'oanang 'me e na le khatello e fokolang ea masala.Hase feela hore sena se lelefatsa bophelo ba phala, se boetse se etsa bonnete ba hore bokaholimo ba phala bo boreleli ebile ha bo na likhopo kapa liphoso.
b.Ts'ebetso ea rona ea welding e nang le mahlakore a mabeli e hahelletsoeng ka metsing e etsa hore welding e be maemong a matle ka ho fetisisa.Sena se fokotsa haholo ho hlaha ha mefokolo joalo ka mathōko a sa lumellaneng, ho kheloha ha li-welding, le li-welding tse sa fellang.Ka lebaka leo, liphaephe tsa rona li na le boleng bo botle ba ho tjheseletsa, ho bonolo ho laola le ho netefatsa tshebetso e babatsehang.
C. Boleng ke tsona tse tlang pele bophelong ba rona.Ka hona, re etsa tlhahlobo e phethahetseng ea boleng ba 100% phala e 'ngoe le e' ngoe ea tšepe eo re e hlahisang.Tlhahlobo ena e pharaletseng e tiisa hore liphaephe tsa rona li finyella litekanyetso tse phahameng ka ho fetisisa tsa indasteri, ho u fa khotso ea kelello nakong eohle ea tlhahiso le ts'ebeliso.
Ho Cangzhou Spiral Steel Pipe Group Co., Ltd., re motlotlo haholo ka tlhahisoS235 J0 Pipe ea tšepe ea Spiral.Re fumaneha Cangzhou City, Profinseng ea Hebei 'me esale re sebeletsa indasteri ho tloha ka 1993. Ho koahela sebaka sa lisekoere-mithara tse 350,000 le thepa eohle ea li-yuan tse limilione tse 680, e ralile motheo o tiileng bakeng sa bokhoni bo botle ba tlhahiso.Sehlopha sa rona se inehetseng sa basebetsi ba hloahloa ba 680 se sebetsa ka thata ho netefatsa tlhahiso e se nang moeli le ho fana ka lithane tse 400,000 tsa lipeipi tsa tšepe tse spiral selemo le selemo.
Sebopeho sa Lik'hemik'hale
| Kereiti ea tšepe | Mofuta oa de-oxidation a | % ka boima, boholo | ||||||
| Lebitso la tšepe | Nomoro ea tšepe | C | C | Si | Mn | P | S | Nb |
| S235JRH | 1.0039 | FF | 0,17 | - | 1,40 | 0,040 | 0,040 | 0.009 |
| S275J0H | 1.0149 | FF | 0,20 | - | 1,50 | 0,035 | 0,035 | 0,009 |
| S275J2H | 1.0138 | FF | 0,20 | - | 1,50 | 0,030 | 0,030 | - |
| S355J0H | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
| S355J2H | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | - |
| S355K2H | 1.0512 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | - |
| a.Mokhoa oa deoxidation o khethiloe ka tsela e latelang: FF: Tšepe e bolailoeng ka ho feletseng e nang le likarolo tse tlamang tsa nitrogen ka bongata bo lekaneng ho kopanya naetrojene e fumanehang (mohlala, min. 0,020 % kakaretso ea Al kapa 0,015 % e qhibilihang Al). b.Theko e phahameng ea naetrojene ha e sebetse haeba motsoako oa lik'hemik'hale o bontša bonyane kakaretso ea Al content ea 0,020 % ka tekanyo ea bonyane ea Al/N ea 2:1, kapa haeba likarolo tse ling tse lekaneng tsa N-binding li le teng.Lintlha tse tlamang N li tla tlalehoa Tokomaneng ea Tlhahlobo. | ||||||||
Cangzhou Spiral Steel Pipe Group Co., Ltd., re motlotlo haholo ka ho etsa S235 J0 Spiral Steel Pipe.Re fumaneha Cangzhou City, Profinseng ea Hebei 'me esale re sebeletsa indasteri ho tloha ka 1993..Limithara tse 350,000 le thepa eohle ea li-yuan tse limilione tse 680, e thehile motheo o tiileng bakeng sa bokhoni bo botle ba tlhahiso.Sehlopha sa rona se inehetseng sa basebetsi ba hloahloa ba 680 se sebetsa ka thata ho netefatsa tlhahiso e se nang moeli le ho fana ka lithane tse 400,000 tsa lipeipi tsa tšepe tse spiral selemo le selemo.
Ka kakaretso, phala ea tšepe ea spiral S235 J0 e fana ka boleng bo ke keng ba lekanngoa le ho tšoarella bakeng sa haupipi e kholo e kolobisitsoengelitlhoko.Ka lits'ebetso tsa bona tse tsoetseng pele tsa tlhahiso, boleng bo holimo ba welding le tlhahlobo e phethahetseng ea boleng, lihlahisoa tsa rona li netefalitsoe ho feta litebello tsa hau.Tšepa Cangzhou Spiral Steel Pipe Group Co., Ltd.'s botsebi le boiphihlelo ho fihlela litlhoko tsohle tsa hau tsa phala ea tšepe.
