Home > Material
ASTM A 304-2004
Standard Specification for Carbon and Alloy Steel Bars Subject to End-Quench Hardenability Requirements ***BEST AVAILABLE COPY***
Chemical Composition (%)
Material Designation 碳C 硅Si 锰Mn 磷P 硫S 铬Cr 镍Ni 钼Mo
1045H (H10450) 0.42~0.51 0.15~0.3 0.5~1 0~0.04 0~0.05 - - -
5120H (H51200) 0.17~0.23 0.15~0.3 0.6~1 0~0.025 0~0.025 0.6~1 - -
5140H (H51400) 0.37~0.44 0.15~0.35 0.6~1 0~0.025 0~0.025 0.6~1 - -
5145H (H51450) 0.42~0.49 0.15~0.35 0.6~0.9 0~0.025 0~0.025 0.6~1 - -
15B41H 0.33~0.45 0.15~0.3 1.25~1.75 0~0.025 0~0.025 - - -
4118H (H41180) 0.17~0.23 0.15~0.35 0.6~1 0~0.025 0~0.025 0.3~0.7 - 0.08~0.15
4140H (H41400) 0.37~0.44 0.15~0.35 0.65~1.1 0~0.025 0~0.025 0.75~1.2 - 0.15~0.25
9310H (H93100) 0.07~0.13 0.15~0.35 0.4~0.7 0~0.025 0~0.025 1~1.45 2.95~3.55 0.08~0.15
8620H (H86200) 0.17~0.23 0.15~0.35 0.65~0.95 0~0.025 0~0.025 0.35~0.65 0.35~0.75 0.15~0.25
4320H (H43200) 0.17~0.23 0.15~0.35 0.4~0.7 0~0.025 0~0.025 0.35~0.65 1.55~2 0.2~0.3
For Reference Only