BrO3Ts7S5N1 (BrOTsN3-7-5-1)
parts working in oil, steam and fresh water
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Bronze | Tin cast bronze |
Chemical composition
| Standard | Fe, % | Si, % | Sn, % | Cu, % | Zn, % | Ni, % | Sb, % | Al, % | Pb, % | P, % |
|---|---|---|---|---|---|---|---|---|---|---|
| GOST 613-79 | < 0.4 | < 0.02 | 2.5–4 | 77.2–88 | 6–9.5 | 0.5–2 | < 0.5 | < 0.02 | 3–6 | < 0.05 |
Information on suppliers
Mechanical properties at 20 °C
| Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\epsilon_L$$, % | Treatment |
|---|---|---|---|---|---|---|---|
| Round | 180–220 | 16–20 | |||||
| Casting | GOST 613-79 | in chill mold | 206 | 5 | Without termoobrabot. | ||
| Casting | GOST 613-79 | in sandy form | 176 | 8 | Without termoobrabot. |
Brinell hardness number
| Rolling | Standard | Classifiers | Value, HBW |
|---|---|---|---|
| Round | 60–65 | ||
| Casting | GOST 613-79 | in chill mold | 60 |
| Casting | GOST 613-79 | in sandy form | 60 |
Analogues
| Germany | USA |
|---|---|
| G-CuSn2ZnPb | C83810 |
| 2.1099 |
Standards
| Standard | Description |
|---|---|
| GOST 613-79 | |
| GOST 24301-93 | |
| DSTU 2776-94 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Sn | % | Tin |
| Cu | % | Copper |
| Zn | % | Zinc |
| Ni | % | Nickel |
| Sb | % | Antimony |
| Al | % | Aluminium |
| Pb | % | Lead |
| P | % | Phosphorus |
Description of mechanical properties
| Parameter | Units of measurement | Description |
|---|---|---|
| $$\sigma _{U}$$ | $$MPa$$ | Ultimate tensile strength |
| $$\epsilon_L$$ | % | Elongation at break (longitudinal) |