- 產品規范/用途/特點
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保溫截止閥應用規范 Application Norm
1、 設計制造按GB12235-59
Design Manafacfure According to GB12235-59
2、 結構長度按GB12221-89
Face to Face According to GB12221-89
3、 法蘭尺寸按JB/T79-94
Flange Dimenaion Accoring to JB/T79-94
4、 閥門檢查和試驗按GB13927
Valve check and Test According to GB13927
保溫截止閥結構 Structure
B.B;OS&Y
Characteristic: B.B;OS&Y
- 產品型號/參數
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