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常用机械零件中英文对照螺母NUT垫片/垫圈WASHER调整螺母ADJUSTINGNUT弹簧SPRING阀瓣VALVEDISC密封圈SEALRING阀体VALVEBODY镀镍NICKELPLATING20#钢表面镀黄锌YELLOWZINCPLATING外螺纹MALETHREAD内螺纹FEMALETHREAD性能规范PERFORMANCESPECIFICATION公称通径NOMINALDIAMETER公称压力NOMINALPRESSURE强度试验STRENGTHTEST额定排量CERTIFIEDDISCHARGECAPACITY适用介质APPLICABLEMEDIA制冷剂，润滑油和水REFRIGERANT，LUBRICANTANDWATER螺栓BOLTS螺丝钉SCREW垫圈WASHER金属垫片GASKET指软质橡胶垫圈等接头COUPLING闷头PLUG弯头ELBOW封头HEAD法兰FLANGE变径接头REDUCER支座SADDLE三通TEE换热管HEATEXCHANGETUBE铭牌NAMEPLATE铭牌座N/PBRACKET轴流风扇AXIALFAN离心风机CENTRIFUGALFAN电机MOTOR水泵PUMP调节阀CONTROLVALVE压差阀PRESSUREDIFFERENTIALVALVE背压阀COUNTERBALANCEVALVE温度控制阀TEMPERATURECONTROLVALVE液位控制阀LEVELCONTROLVALVE手动膨胀阀HANDEXPANSIONVALVE热力膨胀阀THERMOSTATICEXPANSIONVALVE四通阀FOURWAYVALVE电磁阀SOLENOIDVALVE截止阀GLOBEVALVE角阀ANGLEVALVE直通阀STRAIGHTVALVE球阀BALLVALVE蝶阀BUTTERFLYVALVE换向阀REVERSINGVALVE止回阀CHECKVALVE吸气止回阀SUCTIONCHECKVALVE分流头DISTRIBUTOR干燥过滤器DRYFILTER视液镜MOISTURELIQUIDGLASS压力开关PRESSURESWITCH储液罐LIQUIDRECEIVER油分离器OILSEPARATOR油过滤器OILFILTER油泵OILPUMP液位计LEVELGAUGE温度计THERMOMETER压力表MANOMETER液位开关LEVELSWITCH管夹及卡箍CLAMPS&HOOPS电气类元件ELECTRICCOMPONENTS传感器SENSORS插座RECEPTACLE接头CONNECTER控制箱CONTROLPANEL性能指标.PERFORMANCEINDEX标志面MARKSURFACE三通接头TEECONNECTION三通接头体TEECONNECTIONBODY扁螺母FLATNUT备注REMARK下压板LOWERPLATE阀体下O型圈ORING阀体下密封垫SEALINGGASKET下压板螺栓BOLT上压板螺栓BOLT弹簧垫圈SPRINGGASKET上压板UPCOMPRESSIVEPLATE阀体上密封垫SEALINGGASKET阀体上O型圈ORING上阀杆O型圈ORING定位螺栓LOCATIONBOLT密封垫SEALINGGASKET上阀杆UPVALVESTEM阀体O型圈ORING阀瓣O型圈ORING座圈VALVESEAT座圈O型圈ORING下阀杆DOWNVALVESTEM氯丁橡胶NEOPRENE碳钢CARBONSTEEL软密封蝶阀SOFTSEALINGBUTTERFLYVALVE旁通接管BYPASSNOZZLE接管NOZZLE螺帽CAPNUT填料垫片PACKINGGASKET填料PACKING填料压套PACKINGCOVER帽盖CAP石墨填料GRAPHITEPACKING进口×喉径do×出口INLETXTHROATd0XOUTLET进口法兰INLETFLANGE出口法兰OUTLETFLANGE公称压力NOMINALPRESSURE强度试验压力STRENGHTESTINGPRESSURE整定压力SETPRESSURE超过压力OVERPRESSURE启闭压差BLOWDOWNPRESSURE密封试验压力SEALTESTPRESSURE额定排量（空气）DISCHARGECAPACITY(AIR)适用介质APPLICABLEMEDIUM隔套SLEEVE限位垫SPACINGSHIM螺柱STUD保护罩PROTECTIVECOVER调整螺杆(螺栓）ADJUSTINGBOLT阀盖VALVECOVER阀杆STEM弹簧座SPRINGPLATE导向套GUIDESLEEVE波纹管组合件BELLOWSASSEMBLY反冲盘DISCHOLDER弹簧圈SPRINGRING调节圈固定螺钉ADJUSTINGRINGFASTENINGSCREW螺塞PLUGSCREW安全阀RELIEFVALVE手柄HANDLE定位板LOCATIONPANEL定位板螺栓BOLT紧定螺钉（六角）FASTENERINGBOLT(HEXAGON)下压板螺栓BOLT不锈钢螺栓STAINLESSSTEELBOLT软密封蝶阀FLEXIBLESEALINGBUTTERFLYVAVLE