API600API602API603
美标闸阀⽤途美标阀阀盖有两种结构设计，⼀个是栓接阀盖结构，压⼒等级150LB-1500LB,垫⽚采⽤⾦属环绕垫⽚和环形垫⽚；另⼀种是⾃压密封结构。压⼒等级600LB~2500LB,压⼒密封有两种型式：⾦属密封和柔性⽯墨带316不锈钢。连接形式有对焊连接和法兰连接两种。 应⽤规范结构特点设计制造规范：API600,API603,ANSIB16.34和BS14141、全通径/缩径试验规范:API598，API6D2、明杆带⽀架，升降阀杆标识:MSS-SP-253、分离式阀座/带倒密封4、两⽚式⾃定位填料5、栓接阀盖/⾃压密封阀盖结构 阀门根据API6D进⾏压⼒试验公称压⼒压⼒级Class15030060090015002500试验压⼒壳体试验压⼒(Mpa)42511002175325054009000密封试验压⼒(Mpa)300800160024004006600上密封试驗压⼒离压(mln)300800160024004006600低压(±10)808080808080⽓压试驗压⼒(±10)808080808080 阀门根据API598进⾏压⼒试验公称压⼒压⼒级Class15030060090015002500 阀门主要外形尺⼨公称通径DNin1/23/4111/4mm15202532L108117127140D8998108117D160.569.979.289.0150Lb凸⾯法兰RFD235435163b11.212.714.216.0z-Φd4-164-164-164-16H169192230246DO100100120120试验压⼒売体试验压⼒(Mpa)45011252225335055759275密封试验压⼒(Mpa）3158151630245041006800上密封试验压⼒离压(mln)3158151630245041006800低压(±10)60~10060~10060~10060~10060~10060~100⽓压试验压⼒(±10)80808080808011/2221/23456810121416182024262830323640
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165178190203229254267292330356381406432457508559610610660711812
12715217819022925427934340648353359763569881378683788794110571175
98.6120.7139.7152.4190.5216.0241.3298.5362.0431.8476.3539.8577.9635.0749.3744.5795.3846.0900.01009.71120.6
73921051271571862162703243814134705335846927117628138649721080
17.519.022.424.024.024.025.428.430.232.035.036.639.643.048.851.144.544.546.052.355.6
4-164-194-194-198-198-22.58-22.58-22.512-25.412-25.412-2916-2916-3220-3220-3536-22.540-22.544-22.548-22.540-25.444-25.4
283323347383457632635762892108012951435162618292175223523102695370839244318
150150180200200250250280300350350400400450500550600600---
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