■ 應(yīng)用規(guī)范 1、設(shè)計制造:按ANSI B16.34;API 602 2、連接端尺寸: (1)承插孔尺寸按ANSI B16.11,JIS B2306 (2)螺紋端尺寸按ANSI B1.20.1:BS21:JIS BO203:S107/1 3、主體材料: A105;LF2;F5;F11;F22;304;304L;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 B2306 (2).Size of threaded end :to ANSI B1.20.1:BS21:JIS BO203:S107/1 3、Materiare fo main body: A105;F5;F11;F22;304;304L;316;316L;LF2.etc |