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ASTM A131 A131M AH40 density q245r steel equivalent astm a131 eh36 absastm a131 eh36 steel properties china lifting eye bolt din580 with ce mark in material 0Cr25Ni20 mill astm a135a mild steel pipe Free Samples Schedule 40 Steel Pipe Seamless Steel Gi Pipe tianjin factory weight of rigid galvanized steel pipe A106 Grade B steel s235jrh tubing50CrMo4
GB/T 3077 50CrMo4 Alloy Steel Plate
50CrMo4 is one of the last grades that is classified as structural steel for thermal improvement and its only similar steel grade is 50H - not containing Molybdenum.
50CrMo4 steel with a particular composition are dedicated for vehicles and machines that require high hardness and are subject to strong bending, twisting, abrasion and wear loads.
Chemical composition (%) of steel 50CrMo4:
C |
Si |
Mn |
P |
S |
Cr |
Mo |
0.46 - 0.54 |
max 0.4 |
0.5 - 0.8 |
max 0.025 |
max 0.035 |
0.9 - 1.2 |
0.15 - 0.3 |
GB/T 3077 50CrMo4 Mechanical properties:
Yield |
Tensile |
Impact |
Elongation |
182 (≥) |
769 (≥) |
44 |
32 |
GB/T 3077 50CrMo4 steel application:
50CrMo4 steel is used as semi-finished products for the manufacture of components such as crankshafts, cogwheels, heavy-duty axles, gears, valves, heavy-duty screws, thrust rollers, guides, articulated joints, thrust rings, bolts or bushes.
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