美國機(ji)械工程師學(xue)會(American Society of Mechanical Engineers,ASME)成(cheng)立于1880年,在世界各地建有分部,是(shi)一個有很大權威和影響的(de)國際性(xing)學(xue)術組織。ASME主要從事發(fa)展機(ji)械(xie)工(gong)程(cheng)及(ji)其(qi)有關領域的(de)(de)(de)(de)(de)科學(xue)(xue)技術(shu)(shu),鼓勵基礎(chu)研究,促進學(xue)(xue)術(shu)(shu)交流,發(fa)展與(yu)其(qi)他工(gong)程(cheng)學(xue)(xue)、協會的(de)(de)(de)(de)(de)合作,開(kai)展標(biao)準(zhun)化活動(dong),制定機(ji)械(xie)規范和標(biao)準(zhun)。它擁有125000個(ge)(ge)(ge)成員(yuan),管理著全世界最大的(de)(de)(de)(de)(de)技術(shu)(shu)出(chu)版機(ji)構(gou),主持每年(nian)(nian)30個(ge)(ge)(ge)技術(shu)(shu)會議(yi),200個(ge)(ge)(ge)專業發(fa)展課程(cheng),并制定了(le)許多工(gong)業和制造(zao)標(biao)準(zhun)。自成立以(yi)來,ASME領導了(le)機(ji)械(xie)標(biao)準(zhun)的(de)(de)(de)(de)(de)發(fa)展,從最初的(de)(de)(de)(de)(de)螺紋標(biao)準(zhun)開(kai)始到現在(zai)已(yi)發(fa)展了(le)超過600多個(ge)(ge)(ge)標(biao)準(zhun)。1911年(nian)(nian)成立了(le)鍋爐(lu)機(ji)械(xie)指令委員(yuan)會,在(zai)1914~1915年(nian)(nian)頒布了(le)機(ji)械(xie)指令,以(yi)后(hou)該指令又與(yu)各個(ge)(ge)(ge)州及(ji)加拿大的(de)(de)(de)(de)(de)法(fa)律(lv)相結合。ASME已(yi)成為(wei)在(zai)技術(shu)(shu)、教(jiao)育及(ji)調查領域內世界性(xing)的(de)(de)(de)(de)(de)工(gong)程(cheng)學(xue)(xue)機(ji)構(gou)。此外,ASME還(huan)是ANSI5個(ge)(ge)(ge)發(fa)起(qi)單位之(zhi)一。ANSI的(de)(de)(de)(de)(de)機(ji)械(xie)類標(biao)準(zhun),主要(yao)由(you)它協助提出(chu),并代表美國(guo)家標(biao)準(zhun)委員(yuan)會技術(shu)(shu)顧問小(xiao)組,參(can)加ISO的(de)(de)(de)(de)(de)活動(dong)。其(qi)管道標(biao)準(zhun)有:


   ASME B31.1 Power Piping 動力管道


   ASME B31.3 Process Piping 工(gong)藝管(guan)道


   ASME B31.4 Liquid Transportation Systems for Hydrocarbons,Liquid Petroleum Gas, Anhy-drous Ammonia, and Alcohols 液態烴和其他液體管(guan)線輸送系統


   ASME B31.8 Gas Transmission and Distribution Piping Systems輸氣和配氣管道系統(tong)


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


   ASME B16.3 Malleable Iron Threaded Fittings 可(ke)鍛(duan)鑄鐵螺紋(wen)管件


   ASME B16.5 Pipe Flanges and Flanged Fittings 管法蘭和法蘭管件


   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 承插焊式和螺紋式鍛造管(guan)件


   ASME B16.12 Cast Iron Threaded Drainage Fittings 鑄鐵螺紋排水管件


   ASME B16.21 Nonmetallic Gaskets for Pipe Flanges 管(guan)法(fa)蘭用(yong)非(fei)金屬平墊片


   ASME B16.22 Wrought Copper and Copper Alloy Solder Joint Pressure Fittings 鍛壓(ya)銅(tong)和(he)銅(tong)合(he)金釬(han)焊(han)連接壓(ya)力(li)管配件


   ASME B16.28 Wrought Steel Buttwelding Short Radius Elbows and Returns 鍛(duan)軋鋼制對接焊小彎(wan)頭(tou)半徑彎(wan)頭(tou)和180°彎(wan)頭(tou)


   ASME B16.34 Valves-Flanged,Threaded,and Welding End法蘭(lan)、螺(luo)紋和焊(han)接端連接的(de)閥門


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


   ASME B16.42 Ductile Iron Pipe Flanges and Flanged Fittings 球墨(mo)鑄鐵管(guan)法蘭(lan)和法蘭(lan)連(lian)接(jie)管(guan)配件


   ASME B16.47 Large Diameter Flanges 大直徑管鋼(gang)制法蘭(NPS 26~NPS 60)


   ASME B16.48 Line Blanks 鋼(gang)制(zhi)管(guan)線盲板(ban)


   ASME B36.10M Welded and Seamless Wrought Steel Pipe 焊(han)接和無縫鍛鋼管(guan)(NPS 1/8NPS80)


   ASME B36.19M Stainless Steel Pipe 不(bu)銹(xiu)鋼鋼管(NPS 1/8~NPS30)


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