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SNCM439 - SNCM439

SNCM439

Item No.: SNCM439
Supplier Details
Country: Taiwan
City: Tainan City 710
Address: No. 342, Zhongzheng S. Rd., Yongkang Dist.
TEL: +886-6-2539799
Fax: +886-6-2435785
Online Showroom: 26 Products
Nickel Chrome Molybdenum Alloy Steel
Shafts, crankshafts, gears, pistons, automotive parts, locomotive parts, power screws and nuts  

1.Ingredient:
Steel Grade C Si Mn P S Ni Cr Mo
SNCM439 0.36-0.43 0.15-0.35 0.60-0.90 <0.030 <0.030 1.60-2.00 0.60-1.00 0.15-0.30

2.Equivalent steel:
Equivalent steel JIS AISI DIN GB
  SNCM439 4340 40NiCrMo6 40CrNiMoA

3.Heat treatment:
Normalization Annealing Quenching Tempering
820-870 Air Cooling 820 High Temperature Annealing
870 Low Temperature Annealing
820-870 Oil Cooling 580-680 Quickly cooling

4.Mechanical properties:
Yielding Strength (N/mm²) Tensile Strength (N/mm²) Elongation (%) Section reduction (%) Charpy Hardness (HBW)
>885 980 >16 >45 >69 293~352

5.Origin Place:Japan,China,Korea
We have been successful in establishing our brand and sale to the international market due to our excellent quality and service of

SNCM439

. Delivering the best quality products conforming to the cultural needs of the client is the ultimate goal of us.