作业帮哪位大侠知道ASTM A29/A29M-04标准中1215材料的化学成分,机械性能、布氏硬度?
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哪位大侠知道ASTM A29/A29M-04标准中1215材料的化学成分,机械性能、布氏硬度?
哪位大侠知道ASTM A29/A29M-04标准中1215材料的化学成分,机械性能、布氏硬度?
哪位大侠知道ASTM A29/A29M-04标准中1215材料的化学成分,机械性能、布氏硬度?
材料牌号:A 29 1215
标准：ASTM
国家与地区：USA
钢组：结构钢
次级类别：A 29/A 29M (2005) 热锻及冷加工碳素钢和合金钢棒
化学成分 (%)
元素 最小 最大
C 0.09
Mn 0.75 1.05
P 0.04 0.09
S 0.26 0.35
机械性能
Density,ρ [Kg/dm3]:7.86-7.80
注：Typical property value for low carbon,low-alloyed steels.This value is not provided by standard,it is indicative and cannot be used for design purposes.
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Modulus of elasticity (GPa):190.00-210.00
注：Typical property value for low carbon,low-alloyed steels.This value is not provided by standard,it is indicative and cannot be used for design purposes.
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Poisson’s coefficient,ν:0.27-0.30
注：Typical property value for low carbon,low-alloyed steels.This value is not provided by standard,it is indicative and cannot be used for design purposes.
化学成分1楼回答了，力学性能没法回答你。A29是热加工和冷精整碳钢 合金钢棒材通用技术要求，热处理方法不同性能也不一样的