Spiral Seam Weldd Pipe GBT9711 2011PSL2
Re thabetse ho hlahisa sehlahisoa sa rona se secha ka ho fetisisa,Spiral Seam Weldd Pipe. Sehlahisoa sena se sebetsang se sebetsang se entsoe ka ho lla ka har'a tšepe ea khabone ea khabone kapa methapo ea aloy Mokhoa ona o ikhethang oa tlhahiso o re lumella ho hlahisa lipeipi tse kholo tsa tšepe ho tsoa meqabang e moqotetsane.
Cangzhou Spira Speel Pipes Group Co, Ltd., Re ikhohomosa meaho ea rona ea bonono le theknoloji ea ho khaola. Ho koahela sebaka sa lisekoere tse 350 000 ka matlotlo a mangata a Yuan a la 680, e bile moetapele indastering. Ka sehlopha se inehetseng sa basebetsi ba 680, k'hamphani e sa feleng, k'hamphani e na le tlhahiso ea selemo le selemo ea lipeipi tsa tšepe tsa li-speel le boleng ba yuan tse 1,8.
Tloaelo |
Sehlopha sa tšepe | (%) Sehlopha sa lik'hemik'hale | Theko ea Teko | Tšusumetso ea charyyTeko le ho lahlaTeko ea Tefo ea Boima | ||||||||||||||
C | Si | Mn | P | S | V | Nb | Ti | Tse ling | Cev4)(%) | RT0.5 MPAHo hlahisa Matla |
RM MPA Matla a tšepe | RT0.5 / RM | (L0 = 5.65 √ s0) haloation a% | |||||
Max | Max | Max | Max | Max | Max | Max | Max | Max | min | Max | min | Max | Max | min | ||||
GB / T9711 -2011 (PSL2) | L245MB | 0.22 | 0.45 | 1.20 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0.40 | 245 | 450 | 415 |
760 |
0.93 | 22 | Teko ea Ts'ireletso ea Charpy: tšusumetsomonyaMatla a 'mele oa pampiri le Weld Seam E lekoa joalo ka e hlokahala ho Tekanyetso ea mantlha. Bakeng sa lintlha, bona maemo a pele. Teko ea Tefo ea Tefo ea Tefo: Boikhethelo e kutahang |
L290MB | 0.22 | 0.45 | 1.30 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.40 | 290 | 495 | 415 | 21 | ||||
L320mb | 0.22 | 0.45 | 1.30 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
L360MB | 0.22 | 0.45 | 1.40 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
L390MB | 0.22 | 0.45 | 1.40 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
L415MB | 0.12 | 0.45 | 1.60 | 0.025 | 0.015 | 1) 2) 3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
L450MBMB | 0.12 | 0.45 | 1.60 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1) 2) 3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1) 2) 3 | 协议Puisano | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
Hlokomela:1) 0.015 ≤ Altot <0,060; | ||||||||||||||||||
2) v nb + ti ≤ 0.015%3) Bakeng sa limaraka tsohle tsa tšepe, Mo shoa ≤ 0.35%, tlasa konteraka. Mn K + mo + v Cu + NI 4) CEV = C + 5 + 5 + 5 + 5
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E 'ngoe ea melemo ea bohlokoa ea phala ea semmuso ea semmuso ea semmuso ke matla a hae a se nang meeli le ho tšoarella. Ts'ebeliso ea meroalo ea tšepe e phahameng e tiisa hore lipeipi tsa rona li khona ho mamella lipeipi tsa rona le mojaro o boima, ho etsa hore li tšoane le likopo tse fapaneng. Ho tloha ho phetisetso ea oli le khase ka mekhoa ea metsi, lipeipi tsa rona li tiisa ts'ebetso e tšepahalang le tšebeletso ea nako e telele.

Ho feta moo, lipera tsa rona tse halikiloeng tsa semmuso se fana ka semelo se ikhethang. Ka bokhoni ba ho hlahisa lipeipi tse kholo tsa tšepe, re ka sebetsana le litlhoko tsa mosebetsi le litlhaloso tsa mosebetsi le litlhaloso. Hore na o hloka lipeipi bakeng sa nts'etsopele ea li-introring, merero ea kaho kapa lits'ebetso tsa indasteri, re na le bokhoni ba ho hlokomela litlhoko tsa hau.
Ntle le matla le ho feto-fetoha le maemo, lipehelo tsa rona tse halikiloeng li fana ka khanyetso e mpe ea lijalo tsa moea. Sena se bohlokoa, haholo-holo indasteri hore hangata e pepesitsoe ke tikoloho e thata le lintho tse boima. Li-pipi tsa rona li entsoe hore re fihle nako ea nako, li bolela ts'ebetso e nepahetseng esita le maemong a batle ka ho fetisisa.
Cangzhou Spira Speel Pipes Group Co, Ltd., re ikemiselitse ho fana ka lihlahisoa tsa boleng le tšebeletso e ntle ea bareki. Mehato ea rona e thata ea taolo ea boleng bo thata le lits'ebetso tse thata li etsa hore ho be le pompo e 'ngoe le e' ngoe ea spira e tsoang fektheri e fumanang litekanyetso tse phahameng tsa indasteri. Ntle le moo, sehlopha sa rona sa tšehetso sa bareki se inehetseng se mona ho thusa ka lipotso kapa lintho tseo u ka bang le tsona.

Ka kakaretso, liphaephe tsa rona tsa semmuso tsa semmuso li na le tharollo e tšepahalang le e atlehileng bakeng sa lits'ebetso tse fapaneng. Ka mekhoa ea rona ea ho ba le maemo a phahameng ea naha le boitlamo ba ho ntlafatsa Hore na o batla matla, ho se phelehala kapa ho hanyetsa phofo, phala e felileng ke khetho e ntle. Khetha Cangzhou Spipes Steel Pipes Group Co, Ltd. bakeng sa litlhoko tsohle tsa hau tsa tšepe.