標(biāo)準(zhǔn) Speci- ficat- on |
鋼種 Steel Grade |
力學(xué)性能Mechanical Properties |
化學(xué)成分 Chemical Analysis% |
GB/T9711.1 |
L210 L245 L290 L320 L360 L390 L415 L450 L485 L555 |
210 245 290 320 360 390 415 450 485 555 |
- - - - - - - - - - |
- - - - - - - - - - |
- - - - - - - - - - |
335 415 415 435 460 490 520 535 570 625 |
- - - - - - - - - - |
- - - - - - - - - 825 |
- - - - - - - - - - |
25 21 21 20 19 18 17 17 16 15 |
0.21 0.26 0.28 0.30 0.30 0.26 0.26 0.26 0.23 0.18
|
- - - - - - - - - - |
0.90 1.15 1.25 1.25 1.25 1.35 1.35 1.40 1.60 1.60 |
0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 |
0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 |
- - - - - - - - - - |
- - - - - - - - - - |
- - - - - - - - - - |