Dd-mg1

operating limits
pressure: 1.2mpa
speed: 10m/s
temperature:-30 –200℃
combination of materials
sealing face
carbon, sic, tc,ceramic
secondary sealing
nbr, epdm, viton
metal components
304 or 316
seal size
d(mm) d2 d3 dst d7 l1 l28
8 17.5 19 23 　 12.5 　
10 20.5 22.5 24 21 14.5 6.6
12 22.5 25 26 23 15 6.6
14 26.5 28.5 30 25 17 6.6
15 26.5 28.5 30 　 17 　
16 26.5 28.5 30 27 17 6.6
18 29 32 33 33 19.5 7.5
19 33 37 38 　 21.5 　
20 33 37 38 35 21.5 7.5
22 33 37 38 37 21.5 7.5
24 38 42.5 44 39 22.5 7.5
25 38 42.5 44 40 23 7.5
28 44 49 50 43 26.5 7.5
30 44 49 50 45 26.5 7.5
32 46 53.5 55 48 27.5 7.5
33 46 53.5 55 48 27.5 7.5
35 50 57 59 50 28.5 7.5
38 53 59 61 56 30 9
40 55 62 64 58 30 9
42 58 65.5 67 　 30 　
43 58 65.5 67 61 30 9
45 60 68 70 63 30 9
48 63 70.5 74 66 30.5 9
50 65 74 77 70 30.5 9.5
53 70 78.5 81 73 33 11
55 72 81 83 75 35 11
58 75 85.5 88 78 37 11
60 79 88.5 91 80 38 11
65 84 93.5 96 85 40 11
68 88 96.5 100 90 40 11.3
70 90 99.5 103 92 40 11.3
75 95 107 110 97 40 11.3
80 100 112 116 105 40 12
85 107 120 124 110 41 14
90 114 127 131 115 45 14
95 119 132 136 120 46 14
100 124 137 140 125 47 14