Global Auto Parts & Accessories Marketplace
| Grade | Br | bHc | iHc | Squareness | BHmax | Density | Br.Temp. Coefficient | Working Temp. |
| N35 | 1170-1210 | ≥860 | ≥955 | ≥0.85 | 263-287 | 7.4-7.6 | -0.12(60℃) | ≤80 |
| N38 | 1210-1250 | ≥899 | ≥955 | ≥0.85 | 287-310 | 7.5-7.7 | -0.12(60℃) | ≤80 |
| N40 | 1250-1280 | ≥923 | ≥955 | ≥0.85 | 302-326 | 7.5-7.7 | -0.12(60℃) | ≤80 |
| N42 | 1280-1320 | ≥923 | ≥955 | ≥0.85 | 318-342 | 7.5-7.7 | -0.12(60℃) | ≤80 |
| N45 | 1320-1380 | ≥876 | ≥955 | ≥0.85 | 342-366 | 7.5-7.7 | -0.12(60℃) | ≤80 |
| N48 | 1370-1420 | ≥836 | ≥876 | ≥0.85 | 366-390 | 7.5-7.7 | -0.12(60℃) | ≤80 |
| N50 | 1400-1450 | ≥836 | ≥876 | ≥0.85 | 366-390 | 7.5-7.7 | -0.12(60℃) | ≤80 |
| N52 | 1430-1480 | ≥836 | ≥876 | ≥0.85 | 380-412 | 7.5-7.7 | -0.12(60℃) | ≤80 |
| 33M | 1130-1170 | ≥836 | ≥1114 | ≥0.85 | 247-263 | 7.5-7.7 | -0.12(80℃) | ≤100 |
| 35M | 1170-1210 | ≥868 | ≥1114 | ≥0.85 | 263-287 | 7.5-7.7 | -0.12(80℃) | ≤100 |
| 38M | 1210-1250 | ≥899 | ≥1114 | ≥0.85 | 287-310 | 7.5-7.7 | -0.12(80℃) | ≤100 |
| 42M | 1280-1320 | ≥955 | ≥1114 | ≥0.85 | 318-342 | 7.5-7.7 | -0.12(80℃) | ≤100 |