SNCM220
Item No.: | SNCM220 |
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, gears, pistons, auto parts, locomotive parts, various mechanical parts. Carburizing heat treatment will make the whole gear become super hard and tough, full of wear resistance, and can withstand high impact load
1.Ingredient:
2.Equivalent steel:
3.Heat treatment:
4.Mechanical properties:
5.Origin Place:Japan,China,Korea
Shafts, gears, pistons, auto parts, locomotive parts, various mechanical parts. Carburizing heat treatment will make the whole gear become super hard and tough, full of wear resistance, and can withstand high impact load
1.Ingredient:
Steel Grade | C | Si | Mn | P | S | Ni | Cr | Mo |
---|---|---|---|---|---|---|---|---|
SNCM220 | 0.17-0.23 | 0.15-0.35 | 0.60-0.90 | <0.030 | <0.030 | 0.40-0.70 | 0.40-0.65 | 0.15-0.30 |
2.Equivalent steel:
Equivalent steel | JIS | AISI | DIN | GB |
---|---|---|---|---|
SNCM220 | 8620 | 21NiCrMo2 | 20CrNiMo |
3.Heat treatment:
Normalization | Annealing | Quenching | Tempering |
---|---|---|---|
850-900 Air Cooling | 850 Furnace Cooling | 1st.850-900 Oil Cooling 2nd.800-850 Oil Cooling |
150-200 Air Cooling |
4.Mechanical properties:
Yielding Strength (kgf/mm²) | Tensile Strength (kgf/mm²) | Elongation (%) | Section reduction (%) | Charpy | Hardness (HBW) |
---|---|---|---|---|---|
>85 | >17 | >40 | >69 | 248~341 |
5.Origin Place:Japan,China,Korea