管道材料表中的英文缩写

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1、管道材料表中的英文缩写ANSIAMERICANNATIONALSTANDARDINSTITUTE美国国家标准委员会APIAMERICANPETROLEUMINSTITUTE美国石油学会ASMEAMERICANSOCIETYOFMECHANICALENGINEERS美国机械工程师协会ASTMAMERICANSOCIETYOFTESTINGANDMATERIAL美国材料试验协会BBboltedbonnet螺栓连接的阀盖BCboltedcover螺栓连接的阀帽BGboltedgland螺栓连接的填料压盖BEbeveledend坡口端

2、面BLEbevellargeend大端坡口BWbuttwelding对焊C.A.corrosionallowance腐蚀裕量CLclass压力等级CALCcalculation计算(壁厚)COMGcorrugatedmetalgasket金属波齿垫片CONconcentric同心CScarbonsteel碳钢DNnominaldiameter公称直径DSAWdoublesubmergedarcweld双面埋弧焊ECCeccentric偏心EFWelectricfusionwelding电熔焊FIRE-Sfiresafe防火安全

3、（密封）结构FFflatface全平面FLGflange法兰GALVgalvanized镀锌的GRAFgraphite石墨GRgrade等级HBbrinnelhardnessnumber布氏硬度HEXhexagonal六角HTheatingtreatment热处理IRinnerring内定位环Llarge大端（母管）LRlongradius长半径MMmilimeter毫米MFFmaleandfamaleface凹凸面NPTnationalstandardtaperpipethread60°锥管螺纹OCRoctagonalrin

4、ggasket八角环形垫片O.D.outsidediameter外径ORouterring外定位环OS&Youtsidescrewandyoke明杆支架型PBEplainbothends两端平口PEplainend平口PLslip-onweldingplate板式平焊PPLpolyphenyl对位聚苯PSBpressuresealbonnet压力密封阀盖PSEplainsmallend小端平口PWHTpostweldheattreatment焊后热处理Rtaperpipeexternalthread55°锥管外螺纹RCtape

5、rpipeinternalthread55°锥管内螺纹REDreduced异径的RFraisedface突面RJringjointface环连接面TBthreadedbonnet螺纹连接的阀盖TBEthreadedbothends两端螺纹TEMPtemperature温度TFWTtoleranceofwallthickness壁厚偏差THRthread螺纹TOEthreadedoneend一端螺纹TRI-ECCThr-eccentric三偏心TSEthreadedsmallends小端螺纹Ssmall小端（支管）SAWsubm

6、ergedarcweld埋弧焊SCHschedule壁厚等级SMLSseamless无缝的SOslip-on平焊S-OUTsteam-out吹扫孔SRstressrelief应力消除SRshortradius短半径STLstellite司太立合金SSstainlesssteel不锈钢SWsocketwelding承插焊WFRwafer对夹式WNweldingneck带颈对焊WSweldsteelpipe焊接钢管UTultrasonictest超声检测