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Metallic Gaskets for Pipe Flanges ( Ring-Joint )

ASME B 16.20 - 2012

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美标ASME B16.20 - 2012 ASME16.20 16.20ASME Metallic Gaskets for Pipe Flanges ( Ring-Joint )
Part No.
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
dc tol.(±0.2)18
n 公差(±0.2)
h1 tol.(+1.3,-0.5)
h2 tol.(+1.3,-0.5)
c 公差(±0.2)
R 公差(±0.5)
34.14 39.7 42.88 44.45 47.63 50.8 57.15 60.33 65.1 68.28 72.24 82.55 82.55 95.25 101.6 101.6
6.35 7.95 7.95 7.95 7.95 7.95 7.95 7.95 7.95 7.95 11.13 7.95 11.13 11.13 7.95 11.13
11.2 14.2 14.2 14.2 14.2 14.2 14.2 14.2 14.2 14.2 17.5 14.2 17.5 17.5 14.2 17.5
9.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 12.7 16 12.7 16 16 12.7 16
4.32 5.23 5.23 5.23 5.23 5.23 5.23 5.23 5.23 5.23 7.75 5.23 7.75 7.75 5.23 7.75
1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5
Part No.
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
dc tol.(±0.2)18
n 公差(±0.2)
h1 tol.(+1.3,-0.5)
h2 tol.(+1.3,-0.5)
c 公差(±0.2)
R 公差(±0.5)
107.95 111.13 114.3 117.48 123.83 127 131.78 131.78 136.53 149.23 149.23 157.18 161.93 171.45 180.98 190.5
11.13 12.7 7.95 11.13 11.13 12.7 7.95 11.13 11.13 7.95 11.13 15.88 11.13 7.95 11.13 19.05
17.5 19.1 14.2 17.5 17.5 19.1 14.2 17.5 17.5 14.2 17.5 22.4 17.5 14.2 17.5 25.4
16 17.5 12.7 16 16 17.5 12.7 16 16 12.7 16 20.6 16 12.7 16 23.9
7.75 8.66 5.23 7.75 7.75 8.66 5.23 7.75 7.75 5.23 7.75 10.49 7.75 5.23 7.75 12.32
1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5
Part No.
43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58
dc tol.(±0.2)18
n 公差(±0.2)
h1 tol.(+1.3,-0.5)
h2 tol.(+1.3,-0.5)
c 公差(±0.2)
R 公差(±0.5)
193.68 193.68 211.15 211.15 228.6 247.65 269.88 269.88 279.4 304.8 323.85 323.85 342.9 381 381 381
7.95 11.13 11.13 12.7 19.05 7.95 11.13 15.88 22.23 7.95 11.13 15.88 28.58 7.95 11.13 22.23
14.2 17.5 17.5 19.1 25.4 14.2 17.5 22.4 28.7 14.2 17.5 22.4 36.6 14.2 17.5 28.7
12.7 16 16 17.5 23.9 12.7 16 20.6 26.9 12.7 16 20.6 35.1 12.7 16 26.9
5.23 7.75 7.75 8.66 12.32 5.23 7.75 10.49 14.81 5.23 7.75 10.49 19.81 5.23 7.75 14.81
1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2.3 1.5 1.5 1.5
Part No.
59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74
dc tol.(±0.2)18
n 公差(±0.2)
h1 tol.(+1.3,-0.5)
h2 tol.(+1.3,-0.5)
c 公差(±0.2)
R 公差(±0.5)
396.88 406.4 419.1 419.1 419.1 454.03 469.9 469.9 469.9 517.53 533.4 533.4 533.4 558.8 584.2 584.2
7.95 31.75 11.13 15.88 25.4 7.95 11.13 15.88 28.58 7.95 11.13 19.05 28.58 7.95 12.7 19.05
14.2 39.6 17.5 22.4 33.3 14.2 17.5 22.4 36.6 14.2 17.5 25.4 36.6 14.2 19.1 25.4
12.7 38.1 16 20.6 31.8 12.7 16 20.6 35.1 12.7 16 23.9 35.1 12.7 17.5 23.9
5.23 22.33 7.75 10.49 17.30 5.23 7.75 10.49 19.81 5.23 7.75 12.32 19.81 5.23 8.66 12.32
1.5 2.3 1.5 1.5 2.3 1.5 1.5 1.5 2.3 1.5 1.5 1.5 2.3 1.5 1.5 1.5
Part No.
75 76 77 78 79 80 81 82 84 85 86 87 88 89 90 91
dc tol.(±0.2)18
n 公差(±0.2)
h1 tol.(+1.3,-0.5)
h2 tol.(+1.3,-0.5)
c 公差(±0.2)
R 公差(±0.5)
584.2 673.1 692.15 692.15 692.15 615.95 635 57.15 63.5 79.38 90.5 100.03 123.83 114.3 155.58 260.35
31.75 7.95 15.88 25.4 34.93 7.95 14.3 11.13 11.13 12.7 15.88 15.88 19.05 19.05 22.23 31.75
39.6 14.2 22.4 33.3 44.5 - - - - - - - - - - -
38.1 12.7 20.6 31.8 41.4 12.7 19.1 16 16 17.5 20.6 20.6 23.9 23.9 26.9 38.1
22.33 5.23 10.49 17.30 24.82 5.23 9.58 7.75 7.75 8.66 10.49 10.49 12.32 12.32 14.81 22.33
2.3 1.5 1.5 2.3 2.3 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2.3
Part No.
92 93 94 95 96 97 98 99 100 101 102 103 104 105
dc tol.(±0.2)18
n 公差(±0.2)
h1 tol.(+1.3,-0.5)
h2 tol.(+1.3,-0.5)
c 公差(±0.2)
R 公差(±0.5)
228.6 749.3 800.1 857.25 914.4 965.2 1022.35 234.95 749.3 800.1 857.25 914.4 965.2 1022.35
11.13 19.05 19.05 19.05 22.23 22.23 22.23 11.13 28.58 31.75 31.75 31.75 34.93 34.93
17.5 - - - - - - - - - - - - -
16 23.9 23.9 23.9 26.9 26.9 26.9 16 35.1 38.1 38.1 38.1 41.4 41.4
7.75 12.32 12.32 12.32 14.81 14.81 14.81 7.75 19.81 22.33 22.33 22.33 24.82 24.82
1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 2.3 2.3 2.3 2.3 2.3 2.3
①,23 deg = angle,±0 deg 30 min
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