锻钢自密封截止阀应用规范
1、设计制造:按ANSI B16.34;API602
2、连接端尺寸
(1)承插孔尺寸按ANSI B16.11,JIS B2306
(2)螺纹端尺寸按ANSI B1.20.1:BS21:JIS BO203:S107/1
3、阀门检验和试验:按API 598
4、材料:按AIS/ASTM的规定
5、结构特征:P.S;OS&Y;L.B
6、主体材料:
A105;F5;F11;F22;304;304L;316;316L;LF2等
Application criterion
1、Design and manufacture:to ANSI B16.34;API602
2、Size of coupling end:
(1).Size of socket joint hole:to ANSI B16.11,JIS B236
(2).Size of threaded end :to ANSI B1.20.1:BS21:JIS BO203:S107/1
3、Valve inspection and test:to API 598
4、Material:to AIS/ASTM
5、Structure characteristics:P.S;OS&Y;L.B
6、Materiare fo main body:
A105;F5;F11;F22;304;304L;316;316L;LF2.etc
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