CuSn8
2.1030Phosphor bronze with 8% tin. High mechanical strength, excellent wear resistance, good corrosion resistance (especially seawater). Self-lubricating sliding properties. Used for heavy-duty bearings, gears, worm wheels, springs, sliding elements, and connectors.
International equivalents
| Flag | Standard | Country | Grade | Number | Match |
|---|---|---|---|---|---|
| 🇺🇸 | ASTM | USA | C52100 | C52100 | REF |
| 🇪🇺 | EN | Europe | CuSn8 / CW453K | 2.1030 | 100% |
| 🇬🇧 | BS | United Kingdom | PB104 / B24 | — | 97% |
| 🇯🇵 | JIS | Japan | C5210 | — | 93% |
Sources: ASTM B103, EN 12163, BS 2874, JIS H3270
Mechanical properties
Compatibility verdict
CuSn8 and PB104 / B24: 97% composition match
Related materials
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