美标阀门代号说明

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1、阀门代号说明PDF文件使用"pdfFactoryPro"试用版本创建www.fineprint.cn管道等级表编制说明第1章管道器材代号说明1.1符号说明4545DEGREE(45°)/45度9090DEGREE(90°)/90度ANSIAMERICANNATIONALSTANDARDSINSTITUTE/美国国家标准协会APIAMERICANPETROLEUMINSTITUTE/美国石油学会ASBASBESTOS/石棉ASMEAMERICANSOCIETYOFMECHANICALENGINEERS/美国机械工程师协会ASTMAMERICANSOCIETYFORTE

2、STINGMATERIALS/美国材料试验协会AUSTS.SAUSTENITICSTAINLESSSTEEL/奥氏体不锈钢B(BALL)BALL/球BBBOLTEDBONNET/栓联阀盖(帽)BCBOLTEDCOVER/栓联阀盖BEBEVELEDEND/坡口端BFWBOILERFEEDWATER/锅炉给水BGBOLTEDGLAND/栓联压盖BWBUTTWELD/对(接)焊C.ACORROSIONALLOWANCE/腐蚀余量CLCLASS/分类CONCONCENTRIC/同心C.SCARBONSTEEL/碳钢D:DISC/阀板(盘)D&SDISCANDSEAT/阀板(

3、盘)和阀座ECCECCENTRIC/偏心EFWELECTRICFUSIONWELD/电熔焊(接)ERWELECTRICRESISTANCEWELD/电阻焊接FIRE-SFIRESAFE/防火安全(密封)结构(用于阀门)F-PORTFULL-PORT/全通径(用于阀门)F:FILLER/填料(用于缠绕式垫片)FFFLATFACE/平板式光滑面FLEXFLEXIBLE/柔性FLGFLANGE/法兰GALVGALVANIZED/镀锌GRGRADE/等级GRFGRAFOLL/石墨带(片)HEXHEXAGONAL/六角形HPHIGHPRESSURE/高压HVYHEAVY/重型

4、IDINDIAMETER/内径INor"INCH/英寸IRINNERRING/内环(用于缠绕式垫片)ISRSINSIDESCREWRISINGSTEM/内螺纹升起阀杆ISSINSIDESCREWSTEM/内螺纹阀杆(L)ORLLARGE/大LJLAPJOING/松套(法兰)LPLOWPRESSURE/低压LRLONGRADIUS/长半径LUBLUBRICATE/(使)润滑MAX.MAXIMUM/最大MIN.MINIMUM/最小2PDF文件使用"pdfFactoryPro"试用版本创建www.fineprint.cn管道等级表编制说明MM(mm)MILLIMETER/

5、毫米MODMODIFIED/改良的(修正的)MPMIDDLEPRESSURE/中压MSMETALSEAL/金属密封NBRNITRILEBUTADIENTRUBBER/丁腈橡胶NPTNATIONALTAPERPIPETHREAD/(美国)国家标准锥管螺纹OROUTERRING/外环(用于缠绕式垫片)OS&YOUTSIDESCREWANDYOKE/轭架式外螺纹ODOUTSIDEDIAMETER/外径PEPLAINEND/平端PS(B)PRESSURESEALBONNET/压力密封阀盖(帽)P(S)CPRESSURESEALCOVER/压力密封阀盖PWHTPOSTWELD

6、HEATTREATMENT/焊后热处理R-PORTREDUCEDPORT/缩径RFRAISEDFACE/凸台式光滑面RJRINGJOINT/（梯形槽）环槽联接RTRADIOGRAPHICTEST/X射线(照像)检查SSEAT/阀座SBSCREWEDBONNET/螺纹阀帽(盖)SCSCREWEDCOVER(CAP)/螺纹阀盖SCHSCHEDULE/管子表号SGSCREWGLAND/螺纹压盖SMLSSEAMLESS/无缝SOwww.bzfxw.comSLIP-ON/平焊SRSHORTRADIUS/短半径SSSTAINLESSSTEEL/不锈钢STDSTANDARDORS

7、TANDARDWEIGHT/标准或标准(重量)级STLSTELLITE/司太立合金STUDSTUDBOLT/双头螺柱S.WSOCKETWELDING承插焊TTHICKNESS/厚度W/WITH/具有带.....W:WINDING/缠绕带(用于缠绕式垫片)WBWELDEDBONNET/焊接阀盖WNWELDINGNECK/焊颈WSWELDINGWITHSEAM/焊接有缝（管子或管件）XSEXTRASTRONG/加强级(加厚级)XXSDOUBLEEXTRASTRONG/特强级(特厚级)3PDF文件使用"pdfFactoryPro"试用版本创建www.fineprint