常用平焊法兰及螺栓规格尺寸（摘自 HG5010-58） 公称直径管 子法 兰(毫米)螺 栓焊 缝外径 壁厚 外径螺栓孔中心圆直径连接凸出部分直径连接凸出部分高度厚度螺栓孔直径 重量 数量规 格焊缝的直角边焊缝离法兰面距离DgdHSDD1D2fbdKgn直径×长度KHPg=1 公斤/厘米 21015201418253337580905055653540502228881212120.200.230.30444M10 × 30M10 × 30M10 × 303334442532403238453.53.53.510012013075901006070802238881214140.370.530.58444M10 × 30M12 × 30M12 × 304445555070805776893.54414016018511013015090110128333810101414180.641.021.39444M12 × 30M12 × 30M16 × 40455566100125150108133159444.52052352601702002251481782023331010121818181.571.982.62488M16 × 40M16 × 40M16 × 455556661752002251342192456672903153402552803052322582823331414141818183.263.804.10888M16 × 50M16 × 50M16 × 506787892503003502733253778893704354853353954453123654153441416161823234.656.837.64121212M16 × 50M20 × 55M20 × 5599101010114004505004264785299995355906404955506004655205704441818202323239.5811.1013.50161616M20 × 60M20 × 60M20 × 60101010111111600700800631)72082099975586097570581092067077588055520222425253017.1525.3033.90202424M22 × 65M22 × 70M27 × 801010101111119001000120092010201220991010751175137510201l2013209801080128055524262630303037.9045.7057.10242832M27 × 80M27 × 85M27 × 8510101111111214001600142016201112157517851520173014801690552828303073.2088.003640M27 × 85M27 × 8512131314Pg =2.5 公斤/厘米 2101520“18253337580905055653540502221010121212120.2540.290.45444M10 × 35M10 × 35M10 × 403334442532403238453.53.53.510012013075901006070802231212121214140.5530.7950.87444M10 × 40M12 × 40M12 × 404445555070805776893.544140160185110130150901101283331214141414180.9541. 431.95444M12 × 40M12 × 45M16 × 50455566公称直径管 子法 兰(毫米)螺 栓焊 缝外径壁厚 外径螺栓孔中心圆直 径连接凸出部分直 径连接凸出部分高 度厚度 螺栓孔直 径 重 量数量规 格焊缝的直角边焊缝离法兰面距 离DgdHSDD1D2fbdKgn直径×长度KHPg =2.5 ...
