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:
2.Equivalent steel:
3.Heat treatment:
4.Mechanical properties:
5.Origin Place:Japan,China,Korea
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