美國機械工程師學(xue)會(hui)(American Society of Mechanical Engineers,ASME)成立于1880年(nian),在世界各地建(jian)有分部,是一個有很大權(quan)威和(he)影響的國際性學(xue)術組織(zhi)。ASME主要從事發展機(ji)(ji)(ji)械(xie)工(gong)程(cheng)及其(qi)有關領(ling)域的(de)科學技術(shu),鼓勵基礎研究,促進學術(shu)交(jiao)流,發展(zhan)與其(qi)他工(gong)程(cheng)學、協(xie)會(hui)(hui)的(de)合作,開展(zhan)標(biao)(biao)準(zhun)(zhun)化活動,制(zhi)定機(ji)(ji)(ji)械(xie)規范(fan)和(he)標(biao)(biao)準(zhun)(zhun)。它擁有125000個(ge)成(cheng)員,管(guan)理著全世界最(zui)大的(de)技術(shu)出(chu)版機(ji)(ji)(ji)構,主(zhu)持每年(nian)30個(ge)技術(shu)會(hui)(hui)議,200個(ge)專(zhuan)業發展(zhan)課(ke)程(cheng),并(bing)制(zhi)定了許(xu)多(duo)工(gong)業和(he)制(zhi)造標(biao)(biao)準(zhun)(zhun)。自成(cheng)立以(yi)來,ASME領(ling)導了機(ji)(ji)(ji)械(xie)標(biao)(biao)準(zhun)(zhun)的(de)發展(zhan),從最(zui)初的(de)螺紋標(biao)(biao)準(zhun)(zhun)開始到現在(zai)已發展(zhan)了超過600多(duo)個(ge)標(biao)(biao)準(zhun)(zhun)。1911年(nian)成(cheng)立了鍋(guo)爐機(ji)(ji)(ji)械(xie)指令(ling)委(wei)員會(hui)(hui),在(zai)1914~1915年(nian)頒布了機(ji)(ji)(ji)械(xie)指令(ling),以(yi)后(hou)該指令(ling)又與各個(ge)州及加拿大的(de)法律相結(jie)合。ASME已成(cheng)為在(zai)技術(shu)、教育及調查領(ling)域內世界性(xing)的(de)工(gong)程(cheng)學機(ji)(ji)(ji)構。此外,ASME還是ANSI5個(ge)發起(qi)單位之一(yi)。ANSI的(de)機(ji)(ji)(ji)械(xie)類標(biao)(biao)準(zhun)(zhun),主(zhu)要由(you)它協(xie)助提(ti)出(chu),并(bing)代表美國家標(biao)(biao)準(zhun)(zhun)委(wei)員會(hui)(hui)技術(shu)顧問小組,參(can)加ISO的(de)活動。其(qi)管(guan)道標(biao)(biao)準(zhun)(zhun)有:


   ASME B31.1 Power Piping 動(dong)力(li)管(guan)道


   ASME B31.3 Process Piping 工藝管道


   ASME B31.4 Liquid Transportation Systems for Hydrocarbons,Liquid Petroleum Gas, Anhy-drous Ammonia, and Alcohols 液(ye)態(tai)烴和其他(ta)液(ye)體管線(xian)輸送(song)系統


   ASME B31.8 Gas Transmission and Distribution Piping Systems輸氣和(he)配氣管道(dao)系統


   ASME B16.1 Cast Iron Pipe Flanges and Flanged Fittings 鑄鐵法蘭和(he)管法蘭


   ASME B16.3 Malleable Iron Threaded Fittings 可鍛鑄鐵螺紋管件


   ASME B16.5 Pipe Flanges and Flanged Fittings 管法蘭(lan)和法蘭(lan)管件


   ASME B16.9 Factory-Made Wrought Steel Buttwelding Fittings 工廠制造的鍛鋼對焊管件


   ASME B16.11 Forged Steel Fittings, Socket-Welding and Threaded 承插焊式(shi)和(he)螺紋式(shi)鍛造管(guan)件


   ASME B16.12 Cast Iron Threaded Drainage Fittings 鑄(zhu)鐵螺紋排水管件


   ASME B16.21 Nonmetallic Gaskets for Pipe Flanges 管法蘭用非(fei)金屬平墊片(pian)


   ASME B16.22 Wrought Copper and Copper Alloy Solder Joint Pressure Fittings 鍛壓(ya)(ya)銅和銅合(he)金釬焊連接壓(ya)(ya)力(li)管配件


   ASME B16.28 Wrought Steel Buttwelding Short Radius Elbows and Returns 鍛軋(ya)鋼(gang)制對(dui)接焊小彎(wan)頭半徑(jing)彎(wan)頭和180°彎(wan)頭


   ASME B16.34 Valves-Flanged,Threaded,and Welding End法蘭、螺(luo)紋和焊接(jie)端連(lian)接(jie)的閥門


   ASME B16.39 Malleable Iron Threaded Pipe Unions 可鍛鐵螺紋(wen)管活接頭


   ASME B16.42 Ductile Iron Pipe Flanges and Flanged Fittings 球墨(mo)鑄鐵管(guan)法(fa)蘭和法(fa)蘭連接管(guan)配件


   ASME B16.47 Large Diameter Flanges 大直徑(jing)管鋼制(zhi)法蘭(NPS 26~NPS 60)


   ASME B16.48 Line Blanks 鋼制管線(xian)盲板


   ASME B36.10M Welded and Seamless Wrought Steel Pipe 焊接(jie)和無縫鍛鋼管(NPS 1/8NPS80)


   ASME B36.19M Stainless Steel Pipe 不銹鋼(gang)鋼(gang)管(NPS 1/8~NPS30)


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