| British Standard: PB1 | British Standard: PB2 | British Standard: PB3 | British Standard: PB4 |
| Indian Standard | Indian Standard | Indian Standard | Indian Standard |
| Nominal Composition: 89 / 10 / 0 / 1 | Nominal Composition: 88/12v | Nominal Composition: 90/10 | Nominal Composition: 90.5 / 9.5 |
| Tensile Strength (kg/mm2): 22-28 | Tensile Strength (kg/mm2): 22-31 | Tensile Strength (kg/mm2): 23-31 | Tensile Strength (kg/mm2): 19-26 |
| Elongation % on 2": 2-8 | Elongation % on 2": 5-15 | Elongation % on 2": 10-20 | Elongation % on 2": 3-12 |
| Brinell Hardness: 60-100 | Brinell Hardness: 75-110 | Brinell Hardness: 70-90 | Brinell Hardness: 70-95 |
| Typical Uses: Bearings for aero engines, diesel engines, electrical generators and rolling mills. | Typical Uses: Gear and worn wheels | Typical Uses: Pressure vessels, pump body castings and impellers for chemical plants | Typical Uses: Bearings for aero engines, diesel engines, electrical generators and rolling mills. |
