磅级压力Class | 150 | 300 | 600 | 900 | 1500 | 2000 | 2500 | 3500 | 4500 |
公称压力PN MPa | 1.6、2.0 |
2.5、4.0、5.0 |
10.0 | 15.0 | 25.0 | - | 42.0 | - | - |
温度 ℃ | 最大允许工作压力 MPa(bar) | ||||||||
-30~38 |
2.0 (20) |
5.2 (52) |
10.4 (104) |
15.6 (156) |
26.0 (260) |
34.7 (347) |
43.4 (434) |
60.7 (607) |
78.1 (781) |
93 |
1.85 (185) |
4.75 (47.5) |
9.5 (95) |
14.2 (142) |
23.7 (237) |
31.6 (316) |
39.5 (395) |
55.4 (554) |
71.2 (712) |
149 |
1.6 (16) |
4.6 (46) |
9.25 (92.5) |
13.9 (139) |
23.1 (231) |
30.6 (306) |
38.5 (385) |
5.38 (538) |
69.2 (692) |
204 |
1.4 (14) |
4.45 (44.5) |
8.95 (89.5) |
13.4 (134) |
22.3 (223) |
29.7 (297) |
37.1 (371) |
52.0 (520) |
66.8 (668) |
260 |
1.2 (12) |
4.2 (42) |
8.45 (84.5) |
12.6 (126) |
21.1 (211) |
28.1 (281) |
35.1 (351) |
49.1 (491) |
63.1 (631) |
316 |
1.0 (10) |
3.85 (38.5) |
7.7 (77) |
11.5 (115) |
19.2 (192) |
25.6 (256) |
32.1 (321) |
44.9 (449) |
57.7 (577) |
343 |
9.0 (9) |
3.75 (37.5) |
7.55 (75.5) |
11.3 (113) |
18.9 (189) |
25.2 (252) |
31.5 (315) |
44.0 (440) |
56.6 (566) |
371 |
0.75 (7.5) |
3.75 (37.5) |
7.5 (75) |
11.2 (112) |
18.7 (187) |
25.0 (250) |
31.2 (312) |
43.7 (437) |
56.2 (562) |
399 |
0.65 (6.5) |
3.55 (35.5) |
7.1 (71) |
10.6 (106) |
17.7 (177) |
23.6 (236) |
29.5 (295) |
41.3 (413) |
53.5 (535) |
427 |
0.55 (5.5) |
2.9 (29) |
5.8 (58) |
8.7 (87) |
14.5 (145) |
19.3 (193) |
24.1 (241) |
33.7 (337) |
43.4 (434) |
454 |
0.45a (4.5a) |
1.9a (19a) |
3.75a (37.5a) |
5.7a (57a) |
9.4a (94a) |
12.6a (126a) |
15.7a (157a) |
21.9a (219a) |
28.2a (282a) |
强度试验压力 |
3.15 (31.5) |
7.9 (79) |
15.65 (156.5) |
23.6 (236) |
39.2 (392) |
52.2 (522) |
65.3 (653) |
91.2b (912b) |
117.2b (1172b) |
注1:温度或压力值处在所示值的中间时,可用内插法来求取最高使用压力或温度值。 注2:表中所指压力均为表压。 |
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a 尽量不要使用该数值。 b 可根据订货者和制造者的协议取设计压力的1.5倍。 |
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