闸阀截止阀球阀针型阀型号表示方法..docx
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阀门及小型设备代号说明3.1 阀门及小型设备代号解释3.1.1 闸阀(GATE VALVE)、截止阀(GLOBE VALVE)、止回阀(CHECK VALVE)、针型阀(NEEDLE GLOBE VALVE)□ □ □ □□ □ □--□□ □□阀芯材质,见表3.1.1-7阀体材质,见表3.1.1-6连接形式,见表3.1.1-5接管壁厚,见表3.2.1-2*传动机构,见表3.1.1-4结构形式,见表3.1.1-3压力等级,见表3.1.1-2阀门类别,见表3.1.1-1注*:只有“连接形式”中为BW时才有此项。表3.1.1-1,阀门类别代号类别及应用标准代号类别Z闸阀,GATE VALVEH止回阀,CHECKJ截止阀,GLOBEN针型阀,NEEDLE GLOBE VALVED蝶阀,BUTTERFLY VALVEQ球阀,BALL VALVE注:每个阀门采用什么标准由“结构形式”确定。表3.1.1-2,压力等级代号压力等级应用垫片(最低要求)应用螺栓/螺母(最低要求)PN公制CL英制22.0150缠绕垫片35#/25#;35CrMoA/35#35.0300缠绕垫片35CrMoA/35#; 25Cr2MoVA/35CrMo0Cr19Ni9/0Cr19Ni946.8400缠绕垫片35CrMoA/35#; 25Cr2MoVA/35CrMo0Cr19Ni9/0Cr19Ni9510.0600缠绕垫片,八角形金属垫片/OCTAGON TYPE RING35CrMoA/35#; 25Cr2MoVA/35CrMo0Cr19Ni9/0Cr19Ni96800缠绕垫片35CrMoA/35#; 25Cr2MoVA/35CrMo0Cr19Ni9/0Cr19Ni9715.0900八角形金属垫片/OCTAGON TYPE RING(或缺省)ASTM A193 B7/A194 2H; A193 B16/A194 4; A453 660A/A194 8C825.01500八角形金属垫片/OCTAGON TYPE RING(或缺省)ASTM A193 B7/A194 2H; A193 B16/A194 4; A453 660A/A194 8C942.02500八角形金属垫片/OCTAGON TYPE RING(或缺省)ASTM A193 B7/A194 2H; A193 B16/A194 4; A453 660A/A194 8C表3.1.1-3,结构形式代号结构形式结构形式解释应用标准结构长度标准CBB-BG-OSY螺栓连接阀盖,螺栓连接压盖,明杆支架式,Bolted bonnet,Bolted gland,OSYAPI602ASME B16.10DBB-BG-OSY螺栓连接阀盖,螺栓连接压盖,明杆支架式,Bolted bonnet,Bolted gland,OSYAPI603/API603MASME B16.10EBB-BG-OSY-N螺栓连接阀盖,螺栓连接压盖,明杆支架式,针型结构,Bolted bonnet, Bolted gland, OSY, Neddle typeAPI602MASME B16.10GBC-PISTON-LIFT螺栓连接阀盖,升降式,Bolted bonnet, Piston-liftAPI602ASME B16.10HBC-PISTON-LIFT螺栓连接阀盖,升降式,Bolted bonnet, Piston-liftAPI603MASME B16.10BBB-BG-OSY-W螺栓连接阀盖,螺栓连接压盖,明杆支架式,波纹管密封结构,Bolted bonnet, Bolted gland, OSY, Bellows seal typeAPI600M南京流体工程机械厂标准LBB-BG-OSY-L螺栓连接阀盖,螺栓连接压盖,明杆支架式,低温密封结构,Bolted bonnet, Bolted gland, OSY, Cryogenic service srructureASME B16.34ASME B16.101BC-SWING螺栓连接阀盖,旋启式,Bolted bonnet, SwingASME B16.34/BS 1868ASME B16.102PS PISTON-LIFT压力密封阀盖,升降式,Pressure seal bonnet, Piston-liftASME B16.34/BS 1868ASME B16.103WAFER TYPE对夹式止回阀,Wafer check valveAPI 594API 5944TILTING-DISCTILTING-DISC 型止回阀,Tilting-disc type check valveAPI600MASME B16.105BB-BG-OSY-F螺栓连接阀盖,螺栓连接压盖,明杆支架式,配特殊填
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