本标准等效采用国际标准ISO6162《液压分体法兰》与美国机动工程师协会标准SAEJ518 和德国西马克公司标准SN532，其尺寸可以互换。1、A 型--附接法兰的型式和尺寸（见图1 表1）表1公称通径工作压力MPamaxDomaxdmaxATLM螺钉GB70（8.8)O 型密封圈GB3451.1mmin3000PSI 法兰151/221201417.538.13024.3M8×2519×3.55203/421302022.347.63532.2M10×3025×3.5525121382826.252.44038.5M10×3032.5×3.553211/421423330.258.74543.7M10×3537.5×3.554011/221484235.769.95050.8M12×3547.5×3.5550221605242.977.86062.8M12×3556×3.556521/217.5766550.888.97074.9M12×4069×3.5580314898161.9106.48090.9M16×4585×3.5510043.511410677.8130.280115M16×50112×3.5512553.514013292.1152.480140.5M16×55136×3.556000PSI 法兰151/241201418.240.54024.6M8×3019×3.55203/441302023.850.84532.5M10×3525×3.5525141382827.857.25038.8M12×4032.5×3.553211/441423331.866.75544.5M14×4537.5×3.554011/241484236.579.46051.6M16×5047.5×3.5550241605244.596.87067.6M20×6056×3.556521/232896558.7123.87589.5M24×869×3.55803321148171.4152.480114.5M30×10085×3.552、B 型--连接法兰的型式和尺寸（见图2 和表 2）表 2公称通径工作压力MPamaxDomaxdmaxATLM螺母GB6170螺钉GB70（8.8)O 型密封圈GB3451.1mmin3000PSI 法兰151/221201417.538.16024.3M8M8×4019×3.55203/421302022.347.67032.2M10M10×4025×3.5525121382826.252.48039.5M10M10×4532.5×3.553211/421423330.258.79043.7M10M10×4537.5×3.554011/221484235.769.910050.8M12M12×5047.5×3.5550221605242.977.812062.8M12M12×5056×3.556521/217.5766550.888.914074.9M16M16×6069×3.5580314898161.9106.416090.9M16M16×7085×3.5510043.511410677.8130.2160115M16M16×80112×3.5512553.514013292.1152.4160140.5M16M16×80136×3.556000PSI 法兰151/241201418.240.58024.6M8M8×4519×3.55203/441302023.850.89032.5M10M10×5025×3.5525141382827.857.210038.8M12M12×6532.5×3.553211/441423331.866.711044.5M14M14×7037.5×3.554011/241484236.579.412051.6M16M16×8047.5×3.5550241605244.596.814067.6M20M20×10056×3.556521/232896558.7123.815089.5M24M24×12069×3.55803321148171.4152.4160114.5M30M30×14085×3.553、其它连接型式见图 3～...
