遵循规范 Standards |
STANDARD |
设计与制造Design and Manufacturing |
GB 12233/GB 12235 |
结构长度 Face to Face Dimension |
GB 12221(长一短系列) |
法兰尺寸 Flange size |
GB/T9113.1、GB/T17241.6(或按合同标准) |
压力试验 Pressure Test |
GB/T13927 |
标志Mark |
GB 12220 |
供货Supply |
GB/T12252 | |
法兰连接球阀Flanged Ball Valve ※设计与制造符合中国国家标准 ※公称压力PNl.0~2.5MPa ※公称通径DNl5~400mm ※Design and manufacturing in line with national StandardS Of china ※basic structure:straight-through,DCstyle ※PN1.0-2.5MPa Nominal Pressure ※nominal diameter DN15-350mm |