BrHNb
The temperature of the hot processing of semi-finished products 650−700 degrees Celsius.
Welding consumables, wires and cables
Classification
| Country | Section | Category |
|---|---|---|
| CIS, Russia, Ukraine | Bronze | Bronze, heatproof |
Chemical composition
| Standard | Fe, % | Si, % | Mg, % | Cr, % | Cu, % | Zn, % | Pb, % | P, % | Nb, % |
|---|---|---|---|---|---|---|---|---|---|
| GOST 614-97 | < 0.06 | < 0.05 | < 0.02 | 0.3–0.5 | 98.94–99.6 | < 0.015 | 0.005 | < 0.01 | 0.1–0.4 |
Information on suppliers
Physical characteristics
| Temperature, °C | $$E\cdot 10^{9}$$, $$MPa$$ | $$\alpha\cdot 10^{6}$$, $$K^{-1}$$ | $$\varkappa$$, $$\frac{W}{m\cdot K}$$ | $$R\cdot 10^{-6}$$, $$\Omega\cdot m$$ |
|---|---|---|---|---|
| 20 | 1.35 | 17.1 | 380 | 18.5 |
Standards
| Standard | Description |
|---|---|
| GOST 6713-91 |
Description of chemical elements
| Element | Units of measurement | Description |
|---|---|---|
| Fe | % | Iron |
| Si | % | Silicon |
| Mg | % | Magnesium |
| Cr | % | Chrome |
| Cu | % | Copper |
| Zn | % | Zinc |
| Pb | % | Lead |
| P | % | Phosphorus |
| Nb | % | Niobium |
Description of physical characteristics
| Parameter | Units of measurement | Description |
|---|---|---|
| $$E\cdot 10^{9}$$ | $$MPa$$ | Elastic modulus |
| $$\alpha\cdot 10^{6}$$ | $$K^{-1}$$ | Coefficient of thermal (linear) expansion (range 20°C–T) |
| $$\varkappa$$ | $$\frac{W}{m\cdot K}$$ | Coefficient of thermal conductivity (the heat capacity of the material) |
| $$R\cdot 10^{-6}$$ | $$\Omega\cdot m$$ | Electrical resistivity |