| Category | Metal , Ferrous Metal , Alloy Steel |
| Manufacturer | Assab Steels |
| Trade Name | |
| Port | Ningbo port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Assab Steels 7210M Machinery Steel.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Brinell | 217 | 217 | maximum hot rolled supplied |
| 200 - 350 | 200 - 350 | 63 mm diameter. Core strength in hardened condition. | |
| 300 - 405 @Diameter 11.0 mm |
300 - 405 @Diameter 0.433 in |
Core strength in hardened condition, | |
| Hardness, Rockwell C | <= 25 | <= 25 | 30 mm from the quenched end. |
| 21 - 35 | 21 - 35 | 10 mm from the quenched end. | |
| 55 | 55 | tempering temperature 300°C. | |
| 64 | 64 | tempering temperature 100°C. | |
| Tensile Strength, Ultimate | 690 - 980 MPa @Diameter 63.0 mm |
100000 - 142000 psi @Diameter 2.48 in |
Rm. Core strength in hardened condition. |
| 980 - 1320 MPa @Diameter 11.0 mm |
142000 - 191000 psi @Diameter 0.433 in |
Rm. Core strength in hardened condition. | |
| Tensile Strength, Yield | >= 440 MPa @Diameter 63.0 mm |
>= 63800 psi @Diameter 2.48 in |
Re. Core strength in hardened condition. |
| >= 640 MPa @Diameter 11.0 mm |
>= 92800 psi @Diameter 0.433 in |
Re. Core strength in hardened condition. | |
| Elongation at Break | >= 11 % | >= 11 % | 63 mm diameter. Core strength in hardened condition. |
| >= 8.0 % @Diameter 11.0 mm |
>= 8.0 % @Diameter 0.433 in |
Core strength in hardened condition, | |
| Reduction of Area | >= 30 % | >= 30 % | 63 mm diameter, Core strength in hardened condition, |
| >= 30 % @Diameter 11.0 mm |
>= 30 % @Diameter 0.433 in |
Core strength in hardened condition, | |
| Impact Test | 30.0 J | 22.1 ft-lb | 63 mm diameter. Core strength in hardened condition. |
| Component Elements Properties | Metric | English | Comments |
|---|---|---|---|
| Carbon, C | 0.15 % | 0.15 % | |
| Chromium, Cr | 0.80 % | 0.80 % | |
| Iron, Fe | 96.6 % | 96.6 % | |
| Manganese, Mn | 0.90 % | 0.90 % | |
| Molybdenum, Mo | 1.2 % | 1.2 % | |
| Nickel, Ni | 0.10 % | 0.10 % | |
| Silicon, Si | 0.25 % | 0.25 % |