????? | | | ? | | ? | 压力试验标准 阀门密封试验压力:1.6 Mpa 阀门强度试验压力:2.4 Mpa | | | ? | | 适用标准 | 1.法兰 | BS4504-2000 | 2.结构长度 | BS1873-1975 | 3.法兰连接 | 凸面法兰 | 4.适用压力 | 16BAR(1.6Mpa) | 5.适用温度 | 200℃ | | | 材质表 | 1.阀体 | 灰铸铁 | 2.阀盖 | 灰铸铁 | 3.阀瓣 | 灰铸铁 | 4.手轮 | 灰铸铁 | 5.阀杆 | 不锈钢/黄铜 | 6.阀杆螺母 | 黄铜 | 7.阀瓣密封圈 | 黄铜 | 8.阀体密封圈 | 黄铜 | | ? | ? | ? | ? | ? | ? | Dimensions???????????????????????????????????????????????????????????????????????????????????????????? ???????????????????????????????????????????????????Unit:mm SIZE | H | Do | BS5152 PN16 | L | D | Z-фd | P.C.D | in.2(50mm) | 278 | 200 | 203 | 165 | 4-18 | 125 | in.2 1/2(65mm) | 302 | 200 | 216 | 185 | 4-18 | 145 | in.3(80mm) | 339 | 240 | 241 | 200 | 8-18 | 160 | in.4(100mm) | 377 | 240 | 292 | 220 | 8-18 | 180 | in.5(125mm) | 430 | 285 | ? | ? | ? | ? | in.6(150mm) | 497 | 300 | 406 | 285 | 8-22 | 240 | in.8(200mm) | 600 | 360 | 495 | 340 | 12-22 | 295 | in.10(250mm) | 711 | 400 | 622 | 405 | 12-26 | 355 | in.12(300mm) | 796 | 450 | 698 | 460 | 12-26 | 410 | |