20Ni7Mo2 Stockist, 20Ni7Mo2 Equivalent Steel

20Ni7Mo2
2023-10-30 08:37:05   Origin:   Remark:0 Click:

IS 1570 - 4 Material Specification of Ni-Mo Alloy Steel 20Ni7Mo2 Round bar, Flat bar, Plate, Forgings 20Ni7Mo2 Heat treatment, Cold worked.
TECHNICAL SPECIFICATION DATASHEET - Grade 20Ni7Mo2
Material Category - 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 (%):  -
Nickel, Ni (%):  1.65 ~ 2.00
Molybdenum, Mo (%):  0.20 ~ 0.30
Ferrum, Fe (%):  Balance.

MECHANICAL PROPERTIES - HEAT TREATMENT CYCLE
Hot working tenperature /℃:  1100 ~ 850
Annealing temperature /℃:  -
Quenching temperature /℃:  850 ~ 900
Cooling medium:  oil or water
Common tempering temperature /℃:  600 ~ 660
Forms: Round bar, flat bar, plate
Tensile strength, σb/≥ MPa:  490 ~ 640
Yield strength, σ0.2/MPa:  345
Elongation, δ ≥(%):  22.0
Reduction of area, ф ≥ (%):  -
Hardness via annealed /HBW:  197 max.

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