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表E-2 Class300法兰的近似质量 |
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(kg) |
公称尺寸 |
带颈平焊 SO |
带颈对焊 WN |
长高颈 LWN |
承插焊 SW |
螺纹 Th |
对焊环松套 LF |
法兰盖 BL |
DN |
NPS |
15 |
1/2 |
0.68 |
0.91 |
2.21 |
1.36 |
0.68 |
0.68 |
0.91 |
20 |
3/4 |
1.14 |
1.36 |
3.47 |
1.36 |
1.14 |
1.14 |
1.36 |
25 |
1 |
1.36 |
1.82 |
4.20 |
1.36 |
1.36 |
1.36 |
1.82 |
32 |
1 1/4 |
2.04 |
2.27 |
5.44 |
1.82 |
2.04 |
2.04 |
2.72 |
40 |
1 1/2 |
2.95 |
3.18 |
6.57 |
2.72 |
2.95 |
2.95 |
3.18 |
50 |
2 |
3.18 |
3.63 |
8.40 |
3.18 |
3.18 |
3.18 |
3.63 |
65 |
2 1/2 |
4.54 |
5.45 |
11.25 |
4.54 |
4.54 |
4.54 |
5.45 |
80 |
3 |
5.90 |
8.17 |
15.28 |
5.90 |
6.36 |
6.58 |
7.26 |
100 |
4 |
10.67 |
12.03 |
22.99 |
— |
10.90 |
10.90 |
12.71 |
125 |
5 |
13.17 |
16.34 |
38.04 |
— |
14.07 |
11.80 |
16.80 |
150 |
6 |
16.34 |
20.43 |
46.85 |
— |
16.34 |
17.25 |
21.79 |
200 |
8 |
25.42 |
31.33 |
66.37 |
— |
— |
24.97 |
35.87 |
250 |
10 |
34.96 |
45.40 |
94.23 |
— |
— |
39.95 |
55.39 |
300 |
12 |
51.30 |
64.47 |
125.16 |
一 |
— |
63.11 |
83.08 |
350 |
14 |
72.19 |
93.52 |
175.20 |
— |
— |
83.54 |
109.41 |
400 |
16 |
95.34 |
113.05 |
221.10 |
— |
— |
106.24 |
143.01 |
450 |
18 |
114.86 |
138.92 |
256.89 |
— |
— |
138.47 |
187.96 |
500 |
20 |
139.38 |
167.53 |
307.16 |
— |
— |
170.25 |
233.81 |
600 |
24 |
222.46 |
235.63 |
431.02 |
— |
— |
240.62 |
363.20 |
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