Nominal Diameter mm |
Dv mm |
Dh mm |
H mm |
B mm |
L mm |
Nominal sectional area mm2 |
Nominal Weight Kg/M |
20 | 20 | 20 | 1.3 | 4.8 | 10 | 314 | 2.47 |
25 | 25 | 25 | 1.6 | 6 | 12 | 490.9 | 4.1 |
32 | 32 | 32 | 2.0 | 7 | 16 | 804.2 | 6.65 |
36 | 36 | 36 | 2.2 | 8 | 18 | 1018 | 8.41 |
40 | 40 | 40 | 2.5 | 8 | 20 | 1256.6 | 10.34 |
50 | 50 | 50 | 3.0 | 9 | 24 | 1963.5 | 16.28 |
级别 Steel grade |
规定非比例延伸强度 Yield strength REL(RP0.2),Mpa |
抗拉强度 Tensile strengtRm, MPa |
断后伸长率 Elongation at failure A/% |
最大力下总伸长率 Uniform elongtion Agt/% |
应力松弛性能 Stress relaxation |
|
初始应力 Original stress |
1000h后应 力松弛率 Relaxation rate after 1000h r/% |
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PSB500 | ≥500 | ≥630 | ≥10 | ≥2.5 | 0.8R | ≤3 |
PSB785 | ≥785 | ≥980 | ≥7 | ≥3.5 | ||
PSB830 | ≥830 | ≥1030 | ≥6 | |||
PSB930 | ≥930 | ≥1080 | ≥6 | |||
PSB1080 | ≥1080 | ≥1230 | ≥6 |