ML8
loaded with details; max operating temperature: 150 ° C -Duration 200 ° C -kratkovremennaya
loaded with details; max operating temperature: 150 ° C -Duration 200 ° C -kratkovremennaya
Standard | Fe, % | Si, % | Be, % | Mg, % | Cu, % | Zn, % | Ni, % | Zr, % | Al, % | Cd, % |
---|---|---|---|---|---|---|---|---|---|---|
GOST 2856-79 | < 0.01 | < 0.03 | < 0.001 | 91.18–93.6 | < 0.03 | 5.5–6.6 | < 0.005 | 0.7–1.1 | < 0.02 | 0.2–0.8 |
Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{P}$$, $$MPa$$ | $$\epsilon_L$$, % | $$\psi$$, % | Treatment |
---|---|---|---|---|---|---|---|---|---|
290–300 | 190–200 | 6–7 | 8–13 | ||||||
Casting | GOST 2856-79 | in sandy form | 265 | 170 | 4 |
Standard | Description |
---|---|
GOST 2856-79 |
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) |
$$\rho$$ | $$\frac{kg}{m^3}$$ | The density of the material |
$$c\cdot 10^{-3}$$ | $$\frac{J}{kg\cdot K}$$ | The specific heat of the material (range 20°C–T) |