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)縫鋼管是用擠(ji)型或是輥式(shi)穿孔方式(shi)+冷軋或冷拔(ba)相結合(he)制(zhi)造。
焊接(jie)或(huo)電(dian)阻焊接(jie)管(Electric resistance welding)是(shi)將(jiang)金屬片折彎成(cheng)管狀后,在邊緣部(bu)分(fen)焊接(jie)接(jie)合,因(yin)此在管的側面會有焊接(jie)縫。
中(zhong)國不銹鋼(gang)管(guan)標準:
GB/T14976-2012 流(liu)體(ti)輸送用不銹(xiu)鋼無縫管
GB/T14975-2012 結構用不銹(xiu)鋼無(wu)縫鋼管
GB/T12771-2012 流體輸(shu)送用不銹鋼(gang)焊(han)接(jie)鋼(gang)管
GB/T12771-2012 機械結(jie)構(gou)用(yong)不銹鋼焊接鋼管
GB/T 31928-2015 船(chuan)舶用不(bu)銹鋼(gang)無縫鋼(gang)管(guan)
GB13296-2013 鍋爐、熱交換(huan)器用不銹(xiu)鋼(gang)無縫鋼(gang)管(guan)
GB/T3639-2009 冷(leng)拔(ba)或冷(leng)軋精(jing)密無縫鋼管
GB/T21833-2008 奧氏體(ti)-鐵素體(ti)型雙相不(bu)銹鋼無(wu)縫鋼管
GB/T21833.2-2020 奧(ao)氏體(ti)-鐵(tie)素體(ti)型雙相不銹鋼無縫鋼管
美(mei)國不銹鋼管標準:
ASTM A312 無(wu)縫和焊接奧氏體不銹鋼公(gong)稱管(Standard Specifification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes)
ASTM A213 無(wu)縫鐵素體及奧氏體合金鋼鍋爐、過熱(re)器,熱(re)交換器管(Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes)
ASTM A269 無(wu)縫鐵素體及奧氏體不銹鋼泛用管(Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service)
ASTM A270 無(wu)縫鐵素體及奧氏體不銹鋼無(wu)菌管(Standard Specification for Seamless and Welded Austenitic Stainless Steel Sanitary Tubing)
ASTM A511 無縫鐵素體及奧氏體不銹(xiu)鋼結(jie)構管(Standard Specification for Seamless Stainless Steel Mechanical Tubing)
ASTM A513 電阻焊碳(tan)鋼及合(he)金鋼結構管(guan)(Standard Specification for Electric-Resistance-Welded Carbon and Alloy Steel Mechanical Tubing)
ASTM A554 焊接不(bu)銹鋼結構管(Standard Specification for Welded Stainless Steel Mechanical Tubing)
British Standard 1387:1985 用于螺紋(wen)和(he)套筒鋼管(guan)(guan)和(he)管(guan)(guan)子的規格,適用于焊接及(ji)配合(he)BS21的管(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(gui)范無縫和焊(han)接鐵素體/奧(ao)氏體不銹鋼管(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe)
ASTM A789一般用(yong)途無縫焊接鐵素體和奧(ao)氏(shi)體不銹鋼管(Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service)
歐洲不銹(xiu)鋼(gang)管標準:EN10216-5(無縫鋼管(guan)壓力用途-技術(shu)交(jiao)付(fu)條件(jian)-第5部(bu)分:不銹鋼管(guan))
俄羅斯不銹鋼管標準:G0ST 9941-81 冷(溫)加工抗腐蝕無縫(feng)鋼管
日本不銹鋼管標(biao)準:JIS G3446-2017 機械和結構(gou)用(yong)不銹(xiu)鋼(gang)鋼(gang)管、JIS G3459 -2017 管道(dao)用(yong)不銹(xiu)鋼(gang)管

