1、平焊法兰尺寸平焊法兰尺寸(0Ma)公称通径管子法兰螺栓外径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法兰厚度螺栓孔直径数量个螺栓长度螺栓重量(Dn)(0)()(D)(D2)fbd10149604012144240.2851896545211412002120510575521414412432321158565141441*4.333815107821614160.601404108581845.6505701003818416550.667318014203241660.66801601352014600.6690108211805522881651.404125133245105
2、24186701.471501598024003238200249817194027003228200.4800233525632428272.49225365325293242380702.498250273390320326122075.9063244403684223120804.05350375060442316205.42400465651548025622857.112454761553230250228589509670205532220229.8960060787258553630271051.平焊法兰尺寸 (1.Pa)公称通径管子法兰螺栓外径外径螺栓孔中心圆直径连接凸出部分直
3、径连接凸出部分高度法兰厚度螺栓孔直径数量个螺栓长度螺栓重量(D)((D)(D)(D)(D2)bd10149060214141245.315189565524141240.2515755521614425031921585652844150.319323813108218184155.63505145185320184166650571601510032141660.70253180141202816700.7368195160135110.20002518015326881671.721251324510832818816751.5410580202138382080.711759312702
4、40328382802.71200133295265330312285.382252456535295302220854.38220535302125.3400354041743225122290533435037520470454342562295762400426580525454012101.07645047840585454220711.50052905608483420313024.9366387707185504120301426.12平焊法兰尺寸(.5MP)公称通径管子法兰螺栓外径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法兰厚度螺栓孔直径数量个螺栓长度螺栓重量(n)(
5、D0))(D)(1)(D2)bd10906402161441250.319158956542412500319202510552814100.319232155281412500.319328131007201841660.669454110852184650.70251021003241841670.737310451203488161.4728085160336188601471001823090160328820821125170220183023853.515015300502133025122285.56759338028332122905.334201936031027832251
6、22905.3342525393403232512271009.98125742570332340271009.9810032548430304331671054.076537750448443016312018.964004660550505444163099645786600055583423124.3005293066610534236504.45榫槽面平焊法兰尺寸(1.6Pa)公称通径管子法兰螺栓外径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法兰厚度螺栓孔直径数量个螺栓长度螺栓重量(n)((D0))(D)(D)(2)fb1044-2*501514-1250064-1*5518
7、12*6032184-1*6540216*655216*752416*708021*75002616*80125286*8510220*901528*020320*522502095250322*0300322*10050342154003827*1540227*130504830*14065036*50榫槽面平焊法兰尺寸(2.Pa)公称通径管子法兰螺栓外径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法兰厚度螺栓孔直径数量个螺栓长度螺栓重量(n)((D))(D)(D1)(D2)fbd10150253200658010125172225030035404505060对焊法兰尺寸公称通径管
8、子法兰螺栓外径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法兰厚度螺栓孔直径数量个螺栓长度螺栓重量(Dn)((0))(D)(1)(D2)fb常用中低压法兰及紧固件材料名称压力(Mpa)30以下350以下0以下42以下50以下45552160法兰15、2.5A3钢:0、5、5M15MNOCR5O12movwbsireCr5mo1cr1ov4.、6螺栓双头螺栓1.6、钢:3、4;钢:5、3;40mnvb0rmoA37snmov25crmo37simov2crmo1v4.、6.钢:35、040mnvb30crA35crmoA螺母 6、.5钢:、40、305、4;440v35rmo37si2mocrmovA46、425、5
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