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1、法兰尺寸附件尺寸法兰对接蝶阀安装规格Size单片法兰厚度n-eC级平垫圈厚度C级六角螺栓厚度法兰垫片厚度L1（有效长度）建议选用螺栓型号螺栓数量蝶阀厚度L2（有效长度）建议选用螺栓型号螺栓数量DN15144-0142.512.2454.2M12*604套DN20164-0142.512.2458.2M12*604套DN25164-0142.512.2458.2M12*604套DN32184-018314.9465.9M16*704套DN40184-018314.9465.9M16*704套DN50204-018314.9469.9M16*704套47120.9M16*1204套DN65204-
2、018314.9469.9M16*704套44.7118.6M16*1204套DN80208-018314.9469.9M16*708套45.5119.1M16*1308套DN100228-018314.9473.9M16*808套52.1130M16*1408套DN125228-018314.9473.9M16*808套54.4132.3M16*1408套DN150248-022314.9477.9M20*808套55.8137.7M20*1508套DN200248-022318.7481.7M20*1008套60.6146.3M20*1808套DN2502612-022318.7485.7
3、M20*10012套65.6155.3M20*21012套DN3002812-022318.7489.7M20*10012套76.9170.6M20*21012套DN3503016-022318.7493.7M20*10016套76.5174.2M20*21016套DN4003216-026422.34103.3M24*12016套86.5193.8M24*21016套DN4503520-026422.34109.3M24*12020套105.6218.9M24*24020套DN5003820-026422.34115.3M24*13020套131.8251.1M24*28020套DN6004
4、220-030424.74125.7M26*14020套152281.7M26*30020套压力PN1.0MPa压力PN1.6MPa法兰尺寸附件尺寸法兰对接蝶阀安装规格Size单片法兰厚度n-eC级平垫圈厚度C级六角螺栓厚度法兰垫片厚度L1（有效长度）建议选用螺栓型号螺栓数量蝶阀厚度L2（有效长度）建议选用螺栓型号螺栓数量DN15144-0142.512.2454.2M12*604套DN20164-0142.512.2458.2M12*604套DN25164-0142.512.2458.2M12*604套DN32184-018314.9465.9M16*704套DN40184-018314.9
5、465.9M16*704套DN50204-018314.9469.9M16*704套42115.9M16*1204套DN65204-018314.9469.9M16*704套44.7118.6M16*1204套DN80208-018314.9469.9M16*708套45.2119.1M16*1308套DN100228-018314.9473.9M16*808套52.1130M16*1408套DN125228-018314.9473.9M16*808套54.4132.3M16*1408套DN150248-022314.9477.9M20*808套55.8137.7M20*1508套DN2002
6、612-022318.7485.7M20*1008套60.6150.3M20*1808套DN2502812-026318.7489.7M20*10012套65.6159.3M24*21012套DN3003212-026318.7497.7M20*10012套76.9178.6M24*21012套DN3503016-026318.7493.7M20*10016套76.5174.2M24*21016套DN4003216-030422.34103.3M24*12016套86.5193.8M27*21016套DN4503520-030422.34109.3M24*12020套105.6218.9M27*24020套DN5003820-033422.34115.3M24*13020套131.8251.1M30*28020套DN6004220-036424.74125.7M26*14020套152281.7M33*30020套
