20Ni7Cr2Mo2
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IS 1570 - 4 Material Specification Alloy Steel 20Ni7Cr2Mo2 Round bar, Flat bar, Plate, Forgings Stock 20Ni7Cr2Mo2 Heat treatment, Cold machined.
TECHNICAL SPECIFICATION DATASHEET - Grade 20Ni7Cr2Mo2
Material Category - 0.5Cr-1.8Ni-0.25Mo Base Structural Alloy Steel
Material Specifications - IS 1570 - 4 (1988 / 2018 )
Special Melting Process - EAF + VD + LF / BEF + ESR
H S CODE For Customs: 7228 4000 / 7228 5000 / 7228 6000
Official Test Certificate - issued by TUV - SGS - BV
Material Category - 0.5Cr-1.8Ni-0.25Mo Base Structural Alloy Steel
Material Specifications - IS 1570 - 4 (1988 / 2018 )
Special Melting Process - EAF + VD + LF / BEF + ESR
H S CODE For Customs: 7228 4000 / 7228 5000 / 7228 6000
Official Test Certificate - issued by TUV - SGS - BV
MAIN CHEMICAL COMPOSITION (mass weight - %)
Carbon, C (％): 0.17 ~ 0.22
Silicon, Si (％): 0.10 ~ 0.35
Manganese, Mn (％): 0.45 ~ 0.65
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.025
Chromium, Cr (％): 0.40 ~ 0.60
Nickel, Ni (％): 1.65 ~ 2.00
Molybdenum, Mo (%): 0.20 ~ 0.30
Ferrum, Fe (%): Remainder.
MECHANICAL PROPERTIES - HEAT TREATMENT CYCLE
Hot working tenperature /℃: 1100 ~ 850
Annealing temperature /℃: 650 ~ 700
Quenching temperature /℃: 860
Cooling medium: oil or water
Common tempering temperature /℃: 200
Forms: Round bar, flat bar, plate
Tensile strength, σb/≥ MPa: 1080
Yield strength, σ0.2/MPa: 815
Elongation, δ ≥(％): 8.0
Reduction of area, ф ≥ (％): -
Hardness via annealed /HBW: 269 max.
TECHNICAL SALES ASSISTANCE
20+ years Focus On Special Steel Manufacturing and processing.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
20+ years Focus On Special Steel Manufacturing and processing.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
We closely cooperate with the professional inspection partners to strictly control the quality and improve the quality manage system, and guarantee the goods delivery each time. It is proved that we are worth of trusting and will be the strategic partner of the supplying chains in the special steels field.
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.
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