ASTM1045 steel specification: ASTM 1045 steel under the ASTM A29 / A29M Standard and A29 standard Specification for General Requirements for Steel Bars, Carbon and Alloy, Hot-Wrought.
ASTM 1045 chemical composition by %,maximum;
Grade |
Chemical composition %: | |||||||
| C | Si | Mn | S | P | Cr | Ni | Cu | |
| ASTM1045 | 0.43-0.50 | 0.17-0.37 | 0.60-0.90 | ≤0.05 | ≤0.04 | ≤0.25 | ≤0.25 | ≤0.25 |
ASTM 1045 mechanical properties
Grade |
Delivery State | T.S. N/mm2 Min |
Y.S. N/mm2 Min |
A,% Min |
Z,% Min |
Hardness, HB,max |
Forging ratio | Grain Size (level) |
Nonmetal ratio | |
| Hot rolled, forged |
Annealing | |||||||||
| ASTM 1045 | Hot rolled, forged, or heat treatment | 600 | 355 | 16 | 40 | 229 | 197 | ≥ 4:1 | ≥ 6 | ≤ 2.0 |
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