NP4
for the manufacture of semi-finished products (wire, rods, strips, sheets and strip) used in mechanical engineering and instrumentation
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Nickel, nickel alloys |
Prefabricated Nickel |
Chemical composition
| Standard |
Fe, % |
Si, % |
Mg, % |
Mn, % |
Cu, % |
C, % |
S, % |
Ni + Co, % |
|---|
| GOST 492-2006 |
< 0.3 |
< 0.15 |
< 0.1 |
< 0.2 |
< 0.15 |
< 0.1 |
< 0.015 |
< 99 |
Information on suppliers
Physical characteristics
| Temperature, °C |
$$E\cdot 10^{9}$$, $$MPa$$ |
$$\alpha\cdot 10^{6}$$, $$K^{-1}$$ |
$$\varkappa$$, $$\frac{W}{m\cdot K}$$ |
$$\rho$$, $$\frac{kg}{m^3}$$ |
|---|
| 20 |
225 |
|
59.6 |
8900 |
| 100 |
|
13.7 |
|
|
Mechanical properties at 20 °C
| Rolling |
Standard |
Size, mm |
Tension |
Classifiers |
$$\sigma _{U}$$, $$MPa$$ |
$$\sigma_{P}$$, $$MPa$$ |
$$\epsilon_L$$, % |
Treatment |
|---|
| Sheet |
|
|
|
hot rolling |
370 |
|
15 |
|
| Sheet |
|
|
|
soft |
370 |
|
35 |
|
| Sheet |
|
|
|
solid |
540 |
|
2 |
|
| Tape |
|
|
|
soft |
390 |
|
35 |
|
| Tape |
|
|
|
solid |
540 |
|
3 |
|
| Alloy |
|
|
|
annealing |
400–500 |
220 |
35–40 |
|
Brinell hardness number
| Rolling |
Standard |
Classifiers |
Value, HBW |
| Alloy |
|
Cast |
600–700 |
| Alloy |
|
annealing |
700–900 |
Casting and technological parameters
| melting point, °C |
linear shrinkage, % |
the temperature of the casting, °C |
Hot working temperature, °C |
annealing temperature, °C |
|---|
| 1455 |
1 |
1550–1650 |
1140–1250 |
700–800 |
Analogues
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Mg |
% |
Magnesium |
| Mn |
% |
Manganese |
| Cu |
% |
Copper |
| C |
% |
Carbon |
| S |
% |
Sulfur |
| Ni + Co |
% |
Nickel + Cobalt |
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) |
| $$\rho$$ |
$$\frac{kg}{m^3}$$ |
The density of the material |
Description of mechanical properties
| Parameter |
Units of measurement |
Description |
| $$\sigma _{U}$$ |
$$MPa$$ |
Ultimate tensile strength |
| $$\sigma_{P}$$ |
$$MPa$$ |
Proportionality limit |
| $$\epsilon_L$$ |
% |
Elongation at break (longitudinal) |
Description of the casting and technological parameters
| Parameter |
Units of measurement |
Description |
| melting point |
°C |
The temperature at which solid crystalline body makes the transition to the liquid state and Vice versa |
| linear shrinkage |
% |
The difference between model dimensions and the model casting |
| the temperature of the casting |
°C |
The temperature of the molten polymer is extruded from the heating cylinder into the mold |
| Hot working temperature |
°C |
The temperature at which the plastic-deformed metal recrystallizes during the pressure treatment |
| annealing temperature |
°C |
The temperature at which the processes return recrystallization and homogenization of the metal to reduce its hardness for subsequent machining |