Product Description
We are a leading firm for supplying various grade of steels used in different industries.1.2312 Steel Flat Bar is a high tensile alloy tool steel. Due to its higher sulphur content it offers better machineability.
Chemical Composition :-
- Carbon : 0.35 – 0.45%
- Manganese : 1.40 – 1.60%
- Chromium : 1.80 – 2.00%
- Silicon : 0.30 – 0.50%
- Molybdenum : 0.15 – 0.25%
- Sulphur : 0.05 – 0.10%
- Phosphorous : 0.03% max
Heat Treatment :-
- Grade : 40CrMnMoS8-6
- Hot working temperature/C : 1050 – 850
- Annealing Temperature/C : 780 – 760
- Hardness is less then or equal to after annealing : 230 HBS
- Quenching temperature/C : 830 – 870
- Cooling Medium : Oil
- Hardness after tempering HRC|200 C : 50
Applications :-
Zinc die casting dies, bolsters, backers, die holders, injection molds etc.