材质:Q235B | 产地/厂家:宝钢 | 仓库:河北 |
规格:25*2.5、 38*3.5、 48*4、 57*3.5、 76*4、 89*4.5、 108*4.5、 133*4.5、 159*6、 168*8、 219*6、 273*7、 325*8、 377*10、 426*12、 325*9、 426*11 | 计重方式:过磅 |
、液压支柱用无缝钢管
标准
GB/T17396-1998,ASTM A519, DIN 1629, JIS G 3473
用途
用于制造煤矿液压支架、支柱及其他液压设备。
化学成分、机械性能
Grade | Chemical composition(%) 化学成分 | Mechanical properties 机械性能 | ||||||||||
C | Si | Mn | P | S | Cr | Ni | Cu | Yield strength | Tensile strength | Elongation | Reduction of area | |
屈服强度 | 抗拉强度 | 伸长率 | 面缩率 | |||||||||
≤ | MPa | MPa | δ(%) | Ψ(%) | ||||||||
≥ | ||||||||||||
45 | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | 0.25 | 0.25 | 0.20 | 335 | 590 | 14 | / |
27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.030 | 0.030 | 0.30 | 0.30 | 0.30 | 500 | 680 | 14 | 40 |
45Mn2 | 0.42-0.49 | 0.17-0.37 | 1.40-1.80 | 0.035 | 0.035 | 0.25 | 0.25 | 0.25 | 560 | 700 | 13 | / |
化学成分:
标准 | 牌号 | 化学成分(%) | |||||||||
C | Si | Mn | P | S | Cu | Ni | Mo | Cr | V | ||
GB/T8162 | 10 | 0.07~0.14 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.15 | / |
20 | 0.17~0.24 | 0.17~0.37 | 0.35~0.65 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | / | |
35 | 0.32~0.40 | 0.17~0.37 | 0.50~0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | / | |
45 | 0.42~0.50 | 0.17~0.37 | 0.50~0.80 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | / | |
Q345 | 0.12~0.20 | 0.20~0.55 | 1.20~1.60 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | / | ≤0.25 | / | |
15CrMo | 0.12~0.18 | 0.17~0.37 | 0.40~0.70 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | 0.40~0.55 | 0.80~1.10 | / | |
12Cr1MoV | 0.08~0.15 | 0.17~0.37 | 0.40~0.70 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | 0.25~0.35 | 0.90~1.20 | 0.15~0.30 | |
ASTMA53 ASMESA53 | A | ≤0.25 | / | ≤0.95 | ≤0.05 | ≤0.06 | ≤0.40 | ≤0.40 | ≤0.15 | ≤0.40 | ≤0.08 |
B | ≤0.30 | / | ≤1.20 | ≤0.05 | ≤0.06 | ≤0.40 | ≤0.40 | ≤0.15 | ≤0.40 | ≤0.08 |