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JB/T 2776-2010 阀门零部件 高压透镜垫
规定了法兰连接锻造角式高压阀门用有孔透镜垫、无孔透镜垫的结构形式、尺寸、材料和要求。适用于公称压力PN160〜PN320、公称尺寸DN3〜DN200、使用温度为-30〜200℃的有孔和无孔透镜垫。
表1有孔透镜垫尺寸 单位：mm (数据仅供参考，详细见相关标准内容。)
| 公称压力PN |
公称尺寸DN |
外圆直径Dw |
内圆直径Dn |
SR |
内外圆中间直径Dj |
厚度H |
r |
参考质量kg |
| 160、220 |
3 |
14 |
3 |
12±0.2 |
8.2 |
8.5 |
0.3 |
0.008 |
| 6 |
14 |
6 |
12±0.2 |
8.2 |
8.5 |
0.3 |
0.007 |
| 10 |
20 |
11 |
22±0.2 |
15.1 |
8.5 |
0.4 |
0.012 |
| 15 |
24 |
15 |
27±0.3 |
18.5 |
8 |
0.4 |
0.014 |
| 25 |
32 |
23 |
38±0.3 |
26 |
8 |
0.5 |
0.019 |
| 32 |
40 |
29 |
50±0.3 |
34.2 |
9 |
0.6 |
0.032 |
| 40 |
50 |
39 |
65±0.4 |
44.5 |
10 |
0.6 |
0.048 |
| 50 |
64 |
50 |
84±0.4 |
57.5 |
12 |
0.8 |
0.093 |
| 65 |
80 |
65 |
104±0.4 |
71 |
14 |
0.8 |
0.142 |
| 80 |
100 |
80 |
130±0.5 |
89 |
16 |
1 |
0.273 |
| 100 |
120 |
99 |
158±0.5 |
108 |
18 |
1 |
0.400 |
| 125 |
150 |
123 |
198±0.5 |
135.5 |
20 |
1 |
0.679 |
| 150 |
170 |
142 |
226±0.6 |
154.6 |
22 |
1.25 |
0.906 |
| 250、320 |
3 |
14 |
3 |
12±0.2 |
8.2 |
8.5 |
0.3 |
0.007 |
| 6 |
14 |
6 |
12±0.2 |
8.2 |
8.5 |
0.3 |
0.007 |
| 10 |
20 |
11 |
22±0.2 |
15.1 |
8.5 |
0.4 |
0.012 |
| 15 |
30 |
17 |
35±0.3 |
23.9 |
9 |
0.4 |
0.024 |
| 25 |
38 |
23 |
43±0.3 |
29.4 |
10 |
0.5 |
0.040 |
| 32 |
45 |
29 |
52.5±0.3 |
35.9 |
11 |
0.6 |
0.058 |
| 40 |
62 |
42 |
73±0.4 |
49.9 |
12 |
0.6 |
0.104 |
| 50 |
75 |
53 |
90±0.4 |
61.6 |
14 |
0.8 |
0.170 |
| 65 |
95 |
68 |
116±0.4 |
79.4 |
16 |
0.8 |
0.294 |
| 80 |
120 |
85 |
145±0.5 |
99.3 |
20 |
1 |
0.588 |
| 100 |
150 |
103 |
170±0.5 |
116.3 |
24 |
1 |
1.096 |
| 125 |
170 |
120 |
200±0.5 |
136.8 |
28 |
1 |
1.650 |
| 150 |
205 |
149 |
240±0.6 |
164 |
32 |
1.25 |
2.600 |
| 200 |
265' |
193 |
320±0.6 |
218.9 |
40 |
1.25 |
5.330 |
表2无孔透镜垫尺寸 单位：mm
| 公称压力PN |
公称尺寸DN |
外圆直径Dw |
内圆直径Dn |
SR |
Dj |
厚度H |
参考质量kg |
| 160、220 |
3,6 |
14 |
6 |
12±0.2 |
8.2 |
8.5 |
0.009 |
| 10 |
20 |
11 |
22±0.2 |
15.1 |
0.018 |
| 15 |
24 |
15 |
27±0.3 |
18.5 |
8 |
0.025 |
| 25 |
32 |
23 |
38±0.3 |
26 |
0.045 |
| 32 |
40 |
29 |
50±0.3 |
34.2 |
9 |
0.075 |
| 40 |
50 |
39 |
65±0.4 |
44.5 |
10 |
0.142 |
| 50 |
64 |
50 |
84±0.4 |
57.5 |
12 |
0.262 |
| 65 |
80 |
65 |
104±0.4 |
71 |
14 |
0.514 |
| 80 |
100 |
80 |
130±0.5 |
89 |
16 |
0.904 |
| 100 |
120 |
99 |
158±0.5 |
108 |
18 |
0.490 |
| 125 |
150 |
123 |
198±0.5 |
135.5 |
20 |
2.540 |
| 150 |
170 |
142 |
226±0.6 |
154.6 |
22 |
3.600 |
| 250、320 |
3,6 |
14 |
6 |
12±0.2 |
8.2 |
8.5 |
0.009 |
| 10 |
20 |
11 |
22±0.2 |
15.1 |
0.018 |
| 15 |
30 |
17 |
35±0.3 |
23.9 |
9 |
0.040 |
| 25 |
38 |
23 |
43±0.3 |
29.4 |
10 |
0.072 |
| 32 |
45 |
29 |
52.5±0.3 |
35.9 |
11 |
0.115 |
| 40 |
62 |
42 |
73±0.4 |
49.9 |
12 |
0.235 |
| 50 |
75 |
53 |
90±0.4 |
61.6 |
14 |
0.413 |
| 65 |
95 |
68 |
116±0.4 |
79.4 |
16 |
0.294 |
| 80 |
120 |
85 |
145±0.5 |
99.3 |
20 |
1.400 |
| 100 |
150 |
103 |
170±0.5 |
116.3 |
24 |
2.660 |
| 125 |
170 |
120 |
200±0.5 |
136.8 |
28 |
4.130 |
| 150 |
205 |
149 |
240±0.6 |
164 |
32 |
7.000 |
| 200 |
265 |
193 |
320±0.8 |
218.9 |
40 |
14.550 | |
