API 5L Ƙaƙwalwar Bututun Karfe Masu Welded:
Standard: API 5L
Bayani: API 5L yana ƙayyadaddun buƙatun don ƙirƙira matakan ƙayyadaddun samfur guda biyu (PSL1 da PSL2) na bututun ƙarfe maras sumul da welded. SSAW (Spiral Submerged Arc Welded) bututu nau'in bututun ƙarfe ne wanda aka yi masa walda ta hanyar walda mai karkace, wanda ke ba da damar samar da manyan bututun diamita.
1500MM SSAW Welded Karfe Bututun Maɓalli:
Diamita:1500mm (60 inci)
Kaurin bango:Kaurin bango na iya bambanta dangane da ƙayyadaddun buƙatun, amma ƙimar dabi'u ta bambanta daga 6mm zuwa 25mm ko fiye.
Matsayin Karfe:
PSL1: Matakan gama gari sun haɗa da A, B, X42, X46, X52, X56, X60, X65, X70.
Tsarin sarrafawa:
SSAW (Spiral Submerged Arc Welding): Wannan tsari ya ƙunshi ci gaba da jujjuya tsiri mai zafi na karfe a kan madaidaicin madaidaicin kusurwa zuwa gadar bututu, samar da kabu mai karkace. Sannan ana walda wannan kabu a ciki da waje ta hanyar amfani da waldar baka mai nutsewa.
Tsawon:Yawanci ana ba da shi cikin tsayin mita 12 (ƙafa 40), amma ana iya yanke shi zuwa takamaiman tsayin abokin ciniki.
Rufi da Rubutu:
Rufin waje: Zai iya haɗawa da 3LPE, 3LPP, FBE, da sauran nau'ikan don samar da kariya ta lalata.
Rubutun Ciki: Zai iya haɗawa da shafi na epoxy don juriya na lalata, rufin siminti don bututun ruwa, ko wasu na musamman na rufi.
Nau'ukan Ƙarshe:
Ƙarshen Ƙarshen Ƙarshe: Ya dace da waldawar filin ko haɗa kayan aikin injiniya.
Ƙarshen Beveled: An shirya don walda.
Aikace-aikace:
Mai da iskar Gas: Ana amfani da shi sosai don jigilar mai da iskar gas.
Ruwan Ruwa: Ya dace da manyan ayyukan samar da ruwa.
Manufofin Tsarin: Hakanan za'a iya amfani dashi a aikace-aikacen tsarin da ke buƙatar manyan bututun diamita.
Tabbacin ingancin Bututun Karfe na SSAW:
Ƙarfin Haɓaka:Dangane da matakin, ƙarfin yawan amfanin ƙasa zai iya zuwa daga 245 MPa (na Grade B) zuwa 555 MPa (na Grade X80).
Ƙarfin Ƙarfafawa:Dangane da matakin, ƙarfin juzu'i zai iya zuwa daga 415 MPa (na Grade B) zuwa 760 MPa (na Grade X80).
Gwajin Hydrostatic:Kowane bututu yana ƙarƙashin gwajin hydrostatic don tabbatar da amincin walda da jikin bututu.
Duban Girma:Yana tabbatar da cewa bututun ya haɗu da ƙayyadaddun girma da haƙuri.
Game da mu:
Tianjin Youfa Karfe bututu Group Co., Ltd da aka kafa a kan Yuli 1st, 2000. Akwai kaucewa game 8000 ma'aikata, 9 masana'antu, 179 karfe bututu samar Lines, 3 kasa yarda dakin gwaje-gwaje, da kuma 1 Tianjin gwamnati amince kasuwanci cibiyar fasaha.
9 SSAW karfe samar Lines
Masana'antu: Tianjin Youfa Pipeline Technology Co., Ltd
Handan Youfa Steel Pipe Co., Ltd;
Fitowar Wata-wata: Kimanin Ton 20000
