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(wu)縫鋼(gang)管是(shi)用擠型或是(shi)輥式穿孔方式+冷軋(ya)或冷拔相(xiang)結合制造(zao)。


焊接或(huo)電阻焊接管(Electric resistance welding)是將金屬片折彎成管狀后,在邊緣部分焊接接合,因此在管的側面會(hui)有焊接縫。


中國(guo)不(bu)銹鋼管標準:


GB/T14976-2012 流體輸送(song)用不(bu)銹鋼無縫管


GB/T14975-2012 結構用(yong)不銹鋼無縫鋼管(guan)


GB/T12771-2012 流(liu)體輸送用不銹鋼焊(han)接鋼管(guan)


GB/T12771-2012 機(ji)械(xie)結構用不(bu)銹鋼焊(han)接鋼管


GB/T 31928-2015 船舶用(yong)不銹鋼無縫鋼管


GB13296-2013 鍋爐、熱交(jiao)換器用不銹鋼(gang)無縫鋼(gang)管


GB/T3639-2009 冷(leng)拔或(huo)冷(leng)軋(ya)精(jing)密(mi)無縫(feng)鋼管


GB/T21833-2008 奧氏(shi)體(ti)-鐵素體(ti)型雙相不銹鋼(gang)無縫(feng)鋼(gang)管(guan)


GB/T21833.2-2020 奧氏體-鐵素(su)體型雙相不銹鋼無(wu)縫鋼管


美國不(bu)銹鋼管標準:


ASTM A312 無縫和焊(han)接奧氏體不(bu)銹(xiu)鋼公稱管(Standard Specifification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes)


ASTM A213 無縫鐵素體(ti)及奧氏體(ti)合金鋼鍋爐、過熱器,熱交換器管(Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes)


ASTM A269 無縫(feng)鐵素體(ti)(ti)及奧氏體(ti)(ti)不銹鋼(gang)泛用管(Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service)


ASTM A270 無縫鐵素體及(ji)奧氏體不銹鋼無菌管(guan)(Standard Specification for Seamless and Welded Austenitic Stainless Steel Sanitary Tubing)


ASTM A511 無(wu)縫鐵(tie)素體及奧氏體不(bu)銹鋼結構管(Standard Specification for Seamless Stainless Steel Mechanical Tubing)


ASTM A513 電阻(zu)焊碳鋼及合(he)金鋼結構(gou)管(Standard Specification for Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing)


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


British Standard 1387:1985 用于螺紋(wen)和套筒鋼(gang)管和管子的規格,適用于焊接(jie)及(ji)配(pei)合BS21的管螺紋(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(biao)準(zhun)規范無(wu)縫(feng)和焊接鐵素體(ti)(ti)/奧氏(shi)體(ti)(ti)不(bu)銹鋼管(guan)(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe)


ASTM A789一般用途無縫焊(han)接(jie)鐵素體和(he)奧氏體不銹鋼管(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service)


歐(ou)洲不銹鋼管標準:EN10216-5(無縫鋼(gang)管(guan)壓(ya)力用途-技術交(jiao)付條(tiao)件(jian)-第(di)5部分:不銹鋼(gang)管(guan))


俄(e)羅(luo)斯(si)不(bu)銹鋼管標(biao)準:G0ST 9941-81 冷(溫)加工抗腐(fu)蝕無縫鋼管


日本不銹鋼管標(biao)準:JIS G3446-2017 機械和結(jie)構用(yong)不銹鋼(gang)鋼(gang)管、JIS G3459 -2017 管道(dao)用(yong)不銹鋼(gang)管