凹凸面型非金属平垫片尺寸（摘自HG20627-97）
|
公称通径
|
垫片
内径
D1
|
垫片
外径
D2
|
垫片
厚度
T
|
|
NPS/
in
|
DN
|
|
|
15
|
22
|
35
|
1.5
|
|
|
20
|
27
|
43
|
|
1
|
25
|
34
|
51
|
|
|
32
|
43
|
64
|
|
|
40
|
49
|
73
|
|
2
|
50
|
61
|
92
|
|
|
65
|
77
|
105
|
|
3
|
80
|
89
|
127
|
|
4
|
100
|
115
|
157
|
|
5
|
125
|
140
|
186
|
|
6
|
150
|
169
|
216
|
|
8
|
200
|
220
|
270
|
|
10
|
250
|
273
|
324
|
|
12
|
300
|
324
|
381
|
|
14
|
350
|
356
|
413
|
3
|
|
16
|
400
|
407
|
470
|
|
18
|
450
|
458
|
535
|
|
20
|
500
|
508
|
585
|
|
24
|
600
|
610
|
690
|
