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HL76F3F46型 止回阀(双瓣旋启式)  遵循规范STANDARD设计与制造 DesignGB 12224/API 594结构长度 Face to faceGB/T 15188.2/API 594 (长系列)法兰尺寸 End flangeJB78/ANSI B16.5/API 605压力试验 Pressure testAPI 598标志 SymbolMSS SP-25供货 SupplyGB/T 12225/API 594●对夹连接止回阀设计与制造符合中国国家标准/API美国石油学会标准。基本结构形式:双瓣旋启式。 公称压力 PN0.6~4.0(MPa) ANSI 150~300Lb公称通径 DN 50~1200(mm) NPS 2~48基本型号 HL75F3 HL76F46 HL76F(不锈钢蝶板)
●主要零部件材料表 Standard Meterial Specifications序号NO零件名称Name灰铸铁铸钢不锈钢超低碳不锈钢ZCPRPLRL1阀体HT250WCBCF8CF8MCF3CF3M2衬里层FEP(F46) PCTFE(F3) PFA(可溶性聚四氟乙烯)3轴、阀瓣(板)1C13/35 WCB 1Cr18Ni9/CF8 00Cr17Ni14Mo2/CF3M4衬氟弹簧50CrT/衬FEP(F46) 1Cr18Ni9Ti/衬FEP(F46) 00Cr17Ni14Mo2/衬FEP(F46)
●主要连接尺寸及重量 Dimensions and weights(ANSI B16.10)公称通径标准值参考值标准值参考值标准值参考值DN(mm)NPS(inch)LDW(Kg)LDW(Kg)LDW(Kg)PN0.6(MPa)/ANSI 150LbPN1.0(MPa)/ANSI 150LbPN1.6(MPa)/ANSI 150Lb5026090/92260100/192260100/1922.56521/266110/105366120/105366120/1053.580373125/127473135/127473135/1274.5100473145/157673155/157673155/1577150698200/21611.598210/21611.598210/216132008127255/27018127265/27018127265/2702125010146310/32428146320/32428146320/3243230012181362/38145181368/38145181375/3814835014184412/41370184428/41370184435/4137340016191462/47098191482/47098191485/47010445018203518/533145203532/533145203545/53315250020219568/584168219585/584168219608/58430060024222670/692278222685/692278222718/6924057503030581338030581338030581362590036368980/9725903681005/972590368998/9726451504243211306804321205680---1200485241295/1289788------
 公称通径标准值参考值标准值参考值DN(mm)NPS(inch)LDW(Kg)LDW(Kg)PN2.5(MPa)/ANSI 300LbPN4.0(MPa)/ANSI 300Lb50260100/9236099/923.56521/266120/105466118/1054.580373135/127573132/1275.5100473160/157873156/1579150698218/2161498211/216162008127278/27025127284/2702825010146332/32435146315/3244030012181390/38152181409/3815835014222448/41378222465/4138540016232505/470120232535/47013545018264555/533165264560/53318050020292610/584195292615/58421560024317718/692320317735/692338
*表中L值PN0.6~1.6MPa时与ANSI 150Lb等值,PN2.5~4.0MPa时与ANSI 300Lb等值。*表中D值PN0.6~1.6MPa按JB78,分母按ANSI 150Lb,PN2.5~4.0MPa按JB78/GB 9113,分母按ANSI 300Lb;NPS≤24时,按ANSI B16.5,NPS>24时,按API 605。

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