详细描述
应用规范:
1、设计、制造按GB/T12238-1989
2、结构长度按GB/T12221-2005
3、连接法兰:JB/T79-1994
4、阀门检查和试验按JB/T9092-1999
Note:
1、Design Manufacture According to GB/T12238-1989
2、Face to Face According to GB/T12221-2005
3、End Flange Dimension According to JB/T79-1994
4、Valve Check And Test According to JB/T9092-1999
结构:
B.B浮动结构、防火、防静电
Structure:
two pieces, fire-proof structure,antistatic design