Foil, sheet, strip made of 2.1020CuSn6
Equivalent
| Grade | analogue | W. Nr. | Aisi Uns | En | Order |
|---|---|---|---|---|---|
| BROF6.5-0.15 | Buy from stock, view availability |
Technical characteristics
2.1020CuSn6 is tin-phosphorus bronze alloy that can be exposed to cold deformation. Manufacture of bronze sheet of 2.1020CuSn6 grade is specified by GOST 5017−2006.
Percentage composition of alloy 2.1020CuSn6
| Elements | Content |
| Cu | 92.65 — 93.9 |
| Al | <0,002 |
| Si | <0,002 |
| Fe | <0,05 |
| P | 0.1 — 0.25 |
| Sn | 6 — 7 |
| Bi | <0,002 |
| Sb | <0,002 |
Strip can be obtained by rolling or by an electrolytic method. It should have a thickness not less than 0.1 mm according to GOST 501−82 25. It is usually supplied in rolls.
Coefficient of friction with lubricant of grade 2.1020CuSn6 = 0,01
Coefficient of friction without lubricant of grade 2.1020CuSn6 = 0,12
Hardness of bronze 2.1020CuSn6, soft alloy — HB 10 -1 = 70 — 90 MPa
Hardness of bronze 2.1020CuSn6, hard alloy — HB 10 -1 = 170 — 220 MPa
Casting and physical characteristics of grade 2.1020CuSn6:
1) Melting point — 995 °C;
2) Temperature of hot working — 700 — 800 °C;
3) Annealing temperature — 600 — 650 °C;
Range of products
Springs, bushings, bearing liners, pump parts.
Application
2.1020CuSn6 is used in mechanical engineering, shipbuilding and motor-vehicle industry for a manufacture of bearing parts. Besides, there are made bare-pipes for manufacture of bimetal steel-bronze bushings. Wire is manufactured for manual welding of tin-phosphorus and tin bronzes under protection of inert gasses.
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