法兰及配套垫片螺栓尺寸-2014.1.3

常用法兰尺寸及配套垫片螺栓一览表,,,,,,,,,,,,,,,,,,,,,,,,,,,,,

,,,,PN1.6（欧洲体系HG20595-97）,,,,,PN2.5（欧洲体系HG20595-97）,,,,,PN4.0（欧洲体系HG20595-97）,,,,,PN6.3（欧洲体系HG20595-97）,,,,,PN10.0（欧洲体系HG20595-97）,,,,,

in,公称通径,A系列,B系列,法兰外径,孔圆直径,垫片,孔数及孔直径,螺栓,法兰外径,孔圆直径,垫片,孔数及孔直径,螺栓,法兰外径,孔圆直径,垫片,孔数及孔直径,螺栓,法兰外径,孔圆直径,垫片,孔数及孔直径,螺栓(RF/RJ),法兰外径,孔圆直径,垫片（RF）,孔数及孔直径,螺栓(RF/RJ),公称通径

3/8,10,17.2,14,90,60,18/46,4/14,12*60,90,60,18/46,4/14,12*70,90,60,18/34,4/14,12*70,100,70,18/56,4/14,12*80,100,70,18/56,4/14,12*80,10

1/2,15,21.3,18,95,65,22/51,4/14,12*60,95,65,22/51,4/14,12*70,95,65,22/39,4/14,12*70,105,75,22/61,4/14,12*80(95),105,75,22/61,4/14,12*80(95),15

3/4,20,26.9,25,105,75,27/61,4/14,12*70,105,75,27/61,4/14,12*70,105,75,27/50,4/14,12*70,130,90,27/72,4/18,16*90(105),130,90,27/72,4/18,16*90(105),20

1,25,33.7,25,115,85,34/71,4/14,12*70,115,85,34/71,4/14,12*70,115,85,34/57,4/14,12*70,140,100,34/82,4/18,16*100(115),140,100,34/82,4/18,16*100(115),25

11/4,32,42.4,38,140,100,43/82,4/18,16*80,140,100,43/82,4/18,16*80,140,100,43/65,4/18,16*80,155,110,43/88,4/22,20*105(120),155,110,43/88,4/22,20*105(120),32

11/2,40,48.3,45,150,110,49/92,4/18,16*80,150,110,49/92,4/18,16*90,150,110,48/75,4/18,16*80,170,125,48/103,4/22,20*110(125),170,125,48/103,4/22,20*110(125),40

2,50,60.3,57,165,125,61/107,4/18,16*80,165,125,61/107,4/18,16*90,165,125,57/87,4/18,16*80,180,135,57/113,4/22,20*110(130),195,145,57/119,4/26,24*125(145),50

21/2,65,76.1,76,185,145,77/127,4/18,16*90,185,145,77/127,8/18,16*90,185,145,73/109,8/18,16*90,205,160,73/138,8/22,20*110(130),220,170,73/144,8/26,24*125(145),65

3,80,88.9,89,200,160,89/142,4/18,16*90,200,160,89/142,8/18,16*100,200,160,86/120,8/18,16*90,215,170,86/148,8/22,20*115(135),230,180,86/154,8/26,24*130(150),80

4,100,114.3,108,220,180,115/162,4/18,16*90,235,190,115/168,8/22,20*100,235,190,108/149,8/22,20*100,250,200,108/174,8/26,24*125(145),265,210,108/180,8/30,27*145(165),100

5,125,139.7,133,250,210,141/192,4/18,16*100,270,220,141/194,8/26,24*110,270,220,134/175,8/26,24*110,295,240,134/210,8/30,27*140(160),315,250,134/217,8/33,30*2*155(170),125

6,150,168.3,159,285,240,169/218,8/22,20*100,300,250,169/224,8/26,24*110,300,250,162/203,8/26,24*120,345,280,162/247,8/33,30*2*145(165),355,290,162/257,12/33,30*2*160(180),150

8,200,219.1,219,340,295,220/273,12/22,20*110,360,310,220/284,12/26,24*120,315,320,213/259,12/30,27*140,415,345,213/309,12/36,33*2*165(185),430,360,213/324,12/36,33*2*185(205),200

10,250,273,273,405,355,273/329,12/26,24*110,425,370,273/340,12/30,27*130,450,385,267/312,12/33,30*160,470,400,267/364,12/36,33*2*170(190),505,430,267/391,12/39,36*3*210(230),250

12,300,323.9,323,465,410,325/384,12/26,24*120,485,430,325/400,16/30,27*130,515,450,319/363,16/33,30*160,530,460,319/424,16/36,33*2*185(205),585,500,319/458,16/42,39*3*230(250),300

14,350,355.6,377,520,470,377/444,12/26,24*120,555,490,377/457,16/33,30*150,580,510,370/420,16/36,33*170,600,525,370/486,16/39,36*3*200(220),655,560,370/512,16/48,45*3*245(270),350

16,400,406.4,426,580,525,426/495,16/30,27*140,620,550,426/514,16/36,33*160,660,585,418/473,16/39,36*200,670,585,418/543,16/42,39*3*215(235),715,620,418/572,16/48,45*3*265(290),400

18,450,457,480,640,585,480/555,20/30,27*140,670,600,480/564,20/36,33*160,685,610,471/523,20/39,36*200,,,,,,,,,,,450

20,500,508,530,715,650,530/617,20/33,30*160,730,660,530/624,20/36,33*190,755,670,521/575,20/39,39*210,,,,,,,,,,,500

24,600,610,630,840,770,630/734,20/36,