美洲体系A02常用的六角螺栓或螺柱长度按下列标准选取与HG2061597法兰标准配对
表A021法兰配用的六角螺栓、螺柱长度代号
密封面型式六角螺栓长度代号螺柱长度代号突面LSRLZR凹凸面、榫槽面LZM环连接面LZJ
表A023PN20MpaDN≤600mm法兰配用螺栓长度表mm
公称通径NPS（i
）123411141122212345681012141618202224DN1520253240506580100125150200250300350400450500550600螺纹MM14M14M14M14M14M16M16M16M16M20M20M20M24M24M27M27M30M30M33M33螺柱数量
4444444488881212121616202020螺柱长度LZR757580808595105105105115120125140140155155170175190195LZJ
9595100110115120120130135140150155165170185190205
1
f表A024PN50MpaDN≤600mm法兰配用螺栓长度表mm
公称通径NPS（i
）123411141122212345681012141618202224DN1520253240506580100125150200250300350400450500550600螺纹MM14M16M16M16M20M16M20M20M20M20M20M24M27M30M30M33M33M33M39×3M39×3螺柱数量
444448888812121616202024242424螺柱长度LZR80859095110105120125130140140160180195200210220225240245LZM859595105115110125135140145150170185200205220225230255LZJ90100105110125120140145150155160180200210220230235245265275
表A025PN110MpaDN≤600mm法兰配用螺栓长度表mm
公称通径NPS（i
）123411141122212345681012141618202224DN1520253240506580100125150200250300350400450500550600螺纹MM14M16M16M16M20M16M20M20M24M27M27M30M33M33M36×3M39×3M42×3M42×3M45×3M48×3螺柱数量
444448888812121620202020242424螺柱长度LZR90100100110125120140145165185190215235245255275290305325345LZM859595105120115135140160180185210230240250270285300340LZJ90100105115125125145150170190195220240250260280295315335355
2
f表A026PN150MpaDN≤600mm法兰配用螺栓长度表mm
公称通径NPS（i
）1234111411222123456810121416182024DN1520253240506580100125150200250300350400450500600螺纹MM20M20M24M24M27M24M27M24M30M33M30M36×3M36×3M36×3M39×3M42×3M48×3M52×3M64×3螺柱数量
4444488888121216202020202020螺柱长度LZR125130150150160165180165195210215240255275290305345365450LZM1201251451451551601751619205210235250270285300340360445LZJ125135150150160170180170195215220245260270305315355375475
表A027PN260MpaDN≤600mm法兰配用螺栓长度表mm
公称通径NPS（i
）1234111411222123456810121416182024DN1520253240506580100125150200250300350400r