目前不銹鋼管有兩種制造管子的方式:無縫鋼管(seamless)、焊接或是電阻焊接(electric resistance welding,ERW)。
無縫鋼管是用擠型或(huo)是輥(gun)式(shi)穿(chuan)孔方式(shi)+冷(leng)軋或(huo)冷(leng)拔(ba)相結合制(zhi)造。
焊(han)接或(huo)電阻焊(han)接管(guan)(Electric resistance welding)是將(jiang)金屬片折彎成管(guan)狀(zhuang)后,在邊緣部(bu)分焊(han)接接合,因此(ci)在管(guan)的側(ce)面(mian)會有(you)焊(han)接縫。
中國(guo)不(bu)銹鋼管標(biao)準:
GB/T14976-2012 流體輸送用不銹鋼無縫管(guan)
GB/T14975-2012 結構(gou)用不銹(xiu)鋼無縫鋼管
GB/T12771-2012 流體輸(shu)送用(yong)不(bu)銹鋼焊接(jie)鋼管
GB/T12771-2012 機械(xie)結構用不銹鋼焊接(jie)鋼管
GB/T 31928-2015 船舶(bo)用不銹(xiu)鋼(gang)無縫鋼(gang)管(guan)
GB13296-2013 鍋爐、熱交換(huan)器用不銹鋼(gang)無縫鋼(gang)管
GB/T3639-2009 冷拔或(huo)冷軋精密無縫鋼管
GB/T21833-2008 奧(ao)氏體-鐵素體型雙相不銹鋼無(wu)縫鋼管(guan)
GB/T21833.2-2020 奧(ao)氏體-鐵素體型雙相不銹鋼(gang)無縫鋼(gang)管(guan)
美國不銹鋼(gang)管標(biao)準:
ASTM A312 無縫(feng)和焊(han)接奧氏(shi)體不銹鋼公稱管(Standard Specifification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes)
ASTM A213 無縫(feng)鐵(tie)素體(ti)及奧氏體(ti)合金鋼鍋爐、過熱器(qi),熱交換器(qi)管(Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes)
ASTM A269 無縫(feng)鐵素(su)體及奧氏體不(bu)銹(xiu)鋼泛用管(Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service)
ASTM A270 無縫鐵素體(ti)及奧氏體(ti)不銹鋼無菌管(Standard Specification for Seamless and Welded Austenitic Stainless Steel Sanitary Tubing)
ASTM A511 無(wu)縫鐵素(su)體及奧(ao)氏(shi)體不銹鋼結構管(Standard Specification for Seamless Stainless Steel Mechanical Tubing)
ASTM A513 電阻焊(han)碳鋼(gang)及合金鋼(gang)結(jie)構管(Standard Specification for Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing)
ASTM A554 焊接不銹鋼結構管(guan)(Standard Specification for Welded Stainless Steel Mechanical Tubing)
British Standard 1387:1985 用于螺紋(wen)和套筒鋼管(guan)(guan)和管(guan)(guan)子的(de)規格,適用于焊接(jie)及配合BS21的(de)管(guan)(guan)螺紋(wen)(Specification for screwed and socketed steel tubes and tubulars and for plain end steel tubes suitable for welding or for screwing to BS 21 pipe threads)
ASTM A790標準規范無縫和(he)焊接鐵素(su)體(ti)/奧氏體(ti)不銹鋼(gang)管(guan)(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe)
ASTM A789一(yi)般用途無縫焊接鐵素(su)體(ti)和奧(ao)氏體(ti)不銹鋼管(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service)
歐洲(zhou)不銹鋼(gang)管(guan)標準:EN10216-5(無(wu)縫鋼管壓力用途-技術(shu)交(jiao)付(fu)條件(jian)-第5部分:不(bu)銹鋼管)
俄(e)羅斯不銹鋼管標準:G0ST 9941-81 冷(溫)加工抗腐蝕(shi)無縫鋼管
日本不銹鋼管標準:JIS G3446-2017 機械和結構用不銹鋼鋼管(guan)(guan)、JIS G3459 -2017 管(guan)(guan)道用不銹鋼管(guan)(guan)

