Gabaɗaya magana, API 5L yana nufin bututun layin API 5L, wanda baya cikin ƙasa mai, iskar gas, ruwa, bututun da ake jigilar su zuwa kamfanonin masana'antar mai da iskar gas.

bisa ga tsarin masana'anta da bututun bututun da aka yi amfani da su daban-daban, ana iya raba api 5l zuwa bututun ƙarfe na api 5l da bututun ƙarfe na api, a cikin yawan amfani da bututun ƙarfe na welded ya fi bututun ƙarfe mara ƙarfi.

Line bututu sa da sinadaran sinadaran

Ana iya raba API 5L zuwa API 5L PSL 1 da API 5L PSL 2, gami da matakin API 5L PSL 1 kuma nau'ikan sune: A, B, x42, x46, x52, x56, x60, x65, x70, API 5L PSL 2 matakin. kuma nau'in shine B, x42, x46, x52, x56, x60, x65, xx70, x80.mafi girma matakin da karfi inji Properties.

Aikace-aikacen: ana amfani da shi don masana'antar mai da gas, gas, ruwa, jigilar mai.

API 5L PSL 1 Abubuwan sinadaran da kaddarorin inji

Ƙarfe C (max) Mn (max) P (max) S (max) Ƙarfin Ƙarfin Ƙarfin Haɓaka

B 0.28 1.20 0.030 0.030 414 241

X42 0.28 1.30 0.030 0.030 414 290

X46 0.28 1.40 0.030 0.030 434 317

X52 0.28 1.40 0.030 0.030 455 359

X56 0.28 1.40 0.030 0.030 490 386

X60 0.28 1.40 0.030 0.030 517 414

X65 0.28 1.40 0.030 0.030 531 448

X70 0.28 1.40 0.030 0.030 565 483

API 5L PSL 2 Abubuwan sinadaran da kaddarorin inji

Ƙarfe C (max) Mn (max) P (max) S (max) Ƙarfin Ƙarfin Ƙarfin Haɓaka

B 0.24 1.20 0.025 0.015 414-758 241-758

X42 0.24 1.30 0.025 0.015 414-758 290-758

X46 0.24 1.40 0.025 0.015 434-758 317-758

X52 0.24 1.40 0.025 0.015 455-758 359-758

X56 0.24 1.40 0.025 0.015 490-758 386-758

X60 0.24 1.40 0.025 0.015 517-758 414-758

X65 0.24 1.40 0.025 0.015 531-758 448-758

X70 0.24 1.40 0.025 0.015 565-758 483-758

API SPEC 5L Line Pipe

API SPEC 5L line bututu samar tsari ne zuwa kashi sumul karfe bututu, ERW karfe bututu, submerged baka welded bututu.Amma babban amfani da bututun ƙarfe maras sumul (wanda ba shi da ƙarfi), madaidaiciyar kabu mai tsayi mai tsayin juriya mai walƙiya ƙarfe bututu (Electric-Resistance Arc Welding, an rage shi azaman ERW), LSAW (Longigudinally Submerged Arc Welding short LSAW), karkace bututun welded mai ruɗi (Spirally). Ƙarƙashin Arc Welding, gajeriyar SSAW) huɗu.

LSAW bututu da aka raba zuwa UO (hanyar samar da UOE), RB (RBE), da JCO (JCOE) da sauran nau'ikan.Za a danna farantin karfe a cikin gyare-gyaren a cikin nau'i na U, sannan a danna cikin O-, sannan a ciki da waje ya nutse a cikin walda, bayan walda, yawanci a ƙarshen tsayin tsayin da ake kira Expanding. UOE welded bututu, ba fadada da aka sani da UO bututu.Lankwasawa karfe farantin karfe (Roll lankwasawa), sa'an nan ciki da kuma waje submerged baka waldi, bayan waldi, fadada RBE bututu, ko ba fadada RB bututu.Molding farantin bisa ga irin JOC-oda fadada JCOE bututu ko ba fadada JCO bututu bayan waldi.LSAW bututu a sama, amfani da na kowa na UOE.A high mita juriya waldi tube ERW tube amfrayo ta hanyar fata sakamako da kuma kusanci sakamako a high-mita halin yanzu zuwa gefen narke, sa'an nan kuma matsi rollers karkashin matsa lamba waldi, wanda aka halin da wani waje filler karfe, zafi shafi yankin, high. ingancin samarwa.Karkataccen bututun SSAW na bututun layin dogon yana da dogon tarihi, bututun a kasar Sin ana amfani da shi ne.