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應(yīng)用規(guī)范
1設(shè)計(jì)制造：API602
2連接端尺寸：
(1)承插口尺寸按ANSI B16.11,JIS B2306
(2)螺紋端尺寸按´ANSI B1.20.1:BS21:JIS BO203:S107/1
3閥門(mén)檢查和試驗(yàn)API598;JB/T7749-95;QJ/DF02.00.-89
4結(jié)構(gòu)特征：
螺栓連接閥蓋（B.B）和明桿支架（OS&Y）
或焊接閥蓋（W.B）和明桿支架(OS&Y)
5材料按ANSI/ASTM的規(guī)定
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¡ö Application criterion
1¡¢Design and manufacture£ºto 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£ºto API598;JB/T7749-95;QJ/DF02.00.-89
4¡¢Structure characteristics£ºB.B;OS&Y
5¡¢Materiare fo main body£º304 |
