API 5lKullum yana nufin bututun ƙarfe na bututun ƙarfe (bututun bututun bututun bututu) na aiwatar da daidaitaccen ra'ayi, bututun maibaƙin ciki bututuCiki har da bututun ƙarfe mara ƙarfe da welded karfe guda biyu. A halin yanzu a cikin bututun mai da muke amfani da welded karfe iri iri iri iri iri iriAkwatin jad), madaidaiciyar kai tsaye ta mamaye bututu mai weld (Lsaw), tsauraran bututun waldi (Daga cikin sojan daga), m bututunan yi amfani da shi gaba ɗaya a cikin diamita na bututun ruwa ƙasa da 152mm.
Kasa na kasa da kasa GB / T 97110-2011 Cuele karfe mai haske don tsarin sufuri na bututun mai da gas an tattara bisa ga API 5L.
GB / t 9711-2011 Yana ƙayyade bukatun masana'antu don ƙwararrun ƙayyadaddun ƙayyadaddun samfuran samfurin (PPSL1 da PSL2) don tsarin jigilar kayayyaki guda biyu) don masana'antar jigilar kayayyaki guda biyu) don masana'antar jigilar kayayyaki a cikin masana'antar mai da gas. Sabili da haka, ma'aunin kawai ya shafi bututun ƙarfe mara ƙarfe da kuma bututun ƙarfe mai welded don jigilar mai da gas, kuma ba a zartar da za a jefa bututun ƙarfe ba.
Baƙin ƙarfe maki
Da karfe maki na albarkatun kasa na wannan API 5L Standard sune Grad.b, x50, X50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, x50, da sauransu. Kuma sam sam kuma suna da bambanci, amma carbon gyare-gyare tsakanin maki daban-daban.
Matsayi mai inganci
A cikin API 5l bututun bututun, ƙimar ƙimar (ko buƙatun) don bututun karfe sun kasu kashi PSL1 da PSL2. PSL wani raguwa ne ga matakin ƙayyadadden samfurin.
PSL1 yana samar da babban matakin bukatun bututun bututun bututu; PSL2 yana ƙara buƙatu na wajibi don tsarin sunadarai, wanda aka nuna tauri, haɓaka kaddarorin, da ƙarin NDES.
Lokaci: Jun-24-2024
