Material: 12CrMo
Standard: alloy structural steel
GB 3077 12CrMo grade steel is a kind of alloy structural steel. This steel has higher hardness, strength, wear resistance and hardenability than 45# steel. The critical hardenable diameter in water is 17~30mm, and the critical hardenable diameter in oil is 7~15mm.
GB 3077 12CrMo steel equivalent: 12CrMo4 (1.7201) in the German brand; 1501-620Gr·27 in the British brand; 12CD4 the French brand.
Delivery status: Delivery by heat treatment (normalizing, annealing or high temperature tempering) or no heat treatment, the delivery status should be stated in the contract.
GB 3077 12CrMo Chemical Composition
|
Grade |
Chemical Composition |
|
12CrMo |
The Element (%) |
|
C |
Si |
Mn |
Cr |
Mo |
Ni |
W |
B |
Al |
Ti |
V |
|
0.08-0.15 |
0.17-0.37 |
0.40-0.70 |
0.40-0.70 |
0.40-0.55 |
- |
- |
- |
- |
- |
- |
GB 3077 12CrMo Mechanical Properties
|
Grade |
Mechanical Property |
|
12CrMo |
Yield Strength
Mpa |
Tensile Strength
Mpa |
Elongation
% |
Impact energy
J |
|
410 |
265 |
24 |
110 |
Katalor has more than 20 years experience of 12CrMo steel products. Shanghai Katalor Industry Co., Ltd could supply the 12CrMo steel bars.We are always responsible for our customers and provide the best quality products. Please feel free to contact us for more information of GB 3077 12CrMo.
