1.1.3 锻钢标准及牌号对照
1.1.3 锻钢标准及牌号对照 表4-7PN0.6MPa法兰最高无冲击工作压力 (单位:MPa) | |||||||||||||||
组、1 | 工作温度/摄氏度 | ||||||||||||||
620 | 100 | 150 | 200 | 250 | 300 | 350 | 400 | 425 | 450 | 475 | 500 | 510 | 520 | 530 | |
1.0 | 0.60 | 100 | 0.54 | 0-48 | 0.42 | 0.36 | |||||||||
2.0 | 0.60 | 100 | 0.54 | 0.48 | 0.42 | 0. 36 | 0.3 | 0.21 | |||||||
3.0 | 0.60 | 0.60 | 0.59 | 0.57 | 0.54 | 0.48 | 0.42 | 0. 33 | 0.27 | ||||||
5.0 | 0.60 | 0.60 | 0.60 | 0.60 | 0.60 | 0.60 0.57 | 0.546 | 0.534 | 0.522 | 0.4% | 0.44 | 0.55 | 0.444 | 0.228 | |
6.0 | 0.60 | 0.60 | 0.60 | 0.60 | 0.60 | 0.60 | 0.60 | 0. 546 | 0.534 | 0.522 | 0.48 | 0.33 | 0.3 | 0.264 | 0.223 |
6. 1 | 0.60 | 0.60 | 0.60 | 0.60 | 0.60 | 0.60 | 0. 60 | 0.60 | |||||||
10.0 | 0.54 | 0.48 | 0.43 | 0. 39 | 0. 37 | 0.34 | 0.32 | 0.31 | — | 0.3 | — | 0.29 | — | — | — |
11.0 | 0.56 | 0.51 | 0.46 | 0.42 | 0.39 | 0.36 | 0.34 | 0. 33 | — | 0.33 | — | 0.32 | — | — | — |
12.0 | 0.59 | 0.51 | 0.52 | 0. 49 | 0. 47 | 0.45 | 0.43 | 0.42 | — | 0.41 | — | 0.4 | — | — | — |
13.0 | 0.58 | 0.53 | 0.48 | 0.45 | 0.42 | 0.39 | 0.37 | 0.36 | — | 0.35 | — | 0.34 | — | — | — |
14.0 | 0.6 | 0.56 | 0.51 | 0.47 | 0.45 | 0.42 | 0.4 | 0.38 | — | 0.38 | — | 0.37 | — | — | — |
注:工作温度高于表列温度时缺乏确切的数值。 表4-8 PN1.0MPa法兰最高无冲击工作压力 (单位:MPa) | |||||||||||||||
材料 组号 | 工作温度/摄氏度 | ||||||||||||||
<20 | 100 | 150 | 200 | 250 | 300 I 350 1 | 400 | 425 | 450 | 475 | 500 | 510 | 520 | 530 | ||
1.0 | 1.0 | 1.0 | 0.9 | 0.8 | 0. 7 | 0.6 1 — | 400 | 425 | |||||||
2.0 | 1.0 | 1.0 | 0.9 | 0.8 | 0.7 | 1 0.6 | 0.5 | 0-55 | |||||||
3.0 | 1.0 | 1.0 | 0.98 | 0. 95 | 0.9 | 0.8 | 0.7 | 0. 55 | 0. 45 | ||||||
5.0 | 1.0 | 1.0 | 1. 0 | 1.0 | 1.0 | 1-0 | 0.95 | 0.91 | 0. 89 | 0. 87 | 0. 82 | 0. 74 | 0.62 | 0.49 | 0. 38 |
6.0 | 1.0 | 1.0 | 1-0 | 1.0 | 1.0 | 1.0 | 1.0 | 0.91 | 0-89 | 0. 87 | 0.8 | 0.55 | 0.5 | 0.44 | 0. 38 |
t 1 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
表4-39材料为WCB的压力•温度等级 | |||||||||
压力级 CL | 150 | 300 | 600 | 900 | 1500 | 2000 | 2500 • | 3500 | 4500 |
公称压力 PN/MPa | I.6,2.0 | 2.5.4.0 5.0 | 10.0 | 15.0 | 25.0 | — | 42.0 | — | — |
温度/t | 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 (巧5) | 55.4 (554) | 71.2 (712) |
149 | 1.6 06) | 4.6 (46) | 9.25 (92.5) | 13.9 (。9) | 23.] (231) | 30.6 (308) | 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 (35!) | 49. I (491) | 63.1 (631) |
3化 | 1.0 (10) | 3.85 (38.5) | 7.7 (77) | 11.5 (H5) | 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 | 0.73 (7.5) | 3.75 (37.5) | 7.55 (37.5) | 11.2 012) | 18.7 087) | 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) | 23.6 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 强度试验压力 | 0.45® (4.5®) | 1.9® (19 及) | 3.75® (37.5®) | 5.7® (57®) | 9.4® (94®) | 12.6® (126®) | 15.7® (157®) | 21.9® (219®) | 23.2® (282®) |
3.15 (31.5) | 7.9 (79) | 15.65 | 23.6 (236) | 39.2 (392) | 52.2 (522) | 65.3 (653) | 91.2® (912®) | 117.2® (1172®) | |
温度或压力值处在所处值的中间时,可用内插法来取最高使用压力或温度值。 表中所指压力均为表压。 尽量不要使用该数值。 可根据订货者和制造者的协议取设计压力的1.5。 |