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上海精工保温截止阀 Jacket Globe valves

保温截止阀 Jacket Globe valves
产品规范/用途/特点
保温截止阀应用规范 Application Norm

1、 设计制造按GB12235-59

Design Manafacfure According to GB12235-59


2、 结构长度按GB12221-89

Face to Face According to GB12221-89


3、 法兰尺寸按JB/T79-94

Flange Dimenaion Accoring to JB/T79-94


4、 阀门检查和试验按GB13927

Valve check and Test According to GB13927


保温截止阀结构 Structure

B.B;OS&Y
Characteristic: B.B;OS&Y

产品型号/参数
合乐彩票57608