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(guan)是(shi)(shi)用擠型或是(shi)(shi)輥式(shi)穿孔方式(shi)+冷(leng)軋或冷(leng)拔相結合制(zhi)造(zao)。


焊(han)接或電阻焊(han)接管(guan)(Electric resistance welding)是將金屬片折彎成管(guan)狀后,在邊緣部分焊(han)接接合,因此在管(guan)的側(ce)面會有焊(han)接縫。


中(zhong)國不銹鋼管標準(zhun):


GB/T14976-2012 流體(ti)輸送(song)用(yong)不銹鋼無縫管


GB/T14975-2012 結(jie)構用不銹(xiu)鋼(gang)無縫鋼(gang)管


GB/T12771-2012 流(liu)體輸(shu)送用不銹鋼(gang)焊接鋼(gang)管


GB/T12771-2012 機械結構用不銹鋼焊(han)接鋼管


GB/T 31928-2015 船舶(bo)用不銹鋼無縫鋼管


GB13296-2013 鍋爐、熱交換器(qi)用(yong)不銹鋼無縫鋼管


GB/T3639-2009 冷拔或冷軋(ya)精密無縫(feng)鋼管


GB/T21833-2008 奧(ao)氏體-鐵素體型雙相不銹鋼無縫(feng)鋼管


GB/T21833.2-2020 奧氏體-鐵素體型雙相不銹(xiu)鋼(gang)無縫鋼(gang)管


美國不銹鋼管標準(zhun):


ASTM A312 無(wu)縫和焊接奧(ao)氏(shi)體不銹(xiu)鋼(gang)公稱管(Standard Specifification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes)


ASTM A213 無縫鐵(tie)素體及奧氏體合金鋼鍋爐、過熱(re)器,熱(re)交換器管(guan)(Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes)


ASTM A269 無縫鐵(tie)素體及奧氏體不銹鋼(gang)泛用管(Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service)


ASTM A270 無(wu)縫鐵(tie)素體及奧氏(shi)體不(bu)銹鋼無(wu)菌管(guan)(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(xiu)鋼結構管(Standard Specification for Seamless Stainless Steel Mechanical Tubing)


ASTM A513 電阻焊碳鋼及合金鋼結構管(Standard Specification for Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing)


ASTM A554 焊接不銹鋼結構管(Standard Specification for Welded Stainless Steel Mechanical Tubing)


British Standard 1387:1985 用(yong)(yong)于螺紋和(he)套筒鋼(gang)管(guan)和(he)管(guan)子(zi)的規(gui)格,適用(yong)(yong)于焊接及配合BS21的管(guan)螺紋(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標準規范無縫和焊接鐵(tie)素體(ti)/奧氏體(ti)不(bu)銹鋼管(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe)


ASTM A789一(yi)般用(yong)途無(wu)縫焊(han)接(jie)鐵素體和奧氏體不銹鋼管(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service)


歐(ou)洲不銹(xiu)鋼管標準:EN10216-5(無(wu)縫鋼管壓力用(yong)途-技術交付條件-第5部分:不(bu)銹(xiu)鋼管)


俄(e)羅斯不銹鋼管標準(zhun):G0ST 9941-81 冷(溫)加工抗腐蝕無縫鋼管


日本不(bu)銹鋼管標(biao)準:JIS G3446-2017 機(ji)械和結構用(yong)不銹鋼鋼管、JIS G3459 -2017 管道用(yong)不銹鋼管