EI787-VD (HN35VTU-VD)
Classification
| Country |
Section |
Category |
| CIS, Russia, Ukraine |
Corrosion-resistant alloys and steels |
Corrosion-resistant heat-resistant steel |
Chemical composition
| Standard |
Fe, % |
Si, % |
Mn, % |
Cr, % |
Ti, % |
Ni, % |
Al, % |
P, % |
C, % |
S, % |
W, % |
|---|
| TU 1-996-70 |
37.59–47.1 |
< 0.6 |
< 0.6 |
14–16 |
2.4–3.2 |
33–37 |
0.7–1.4 |
< 0.02 |
< 0.08 |
< 0.01 |
2.8–3.5 |
Information on suppliers
Properties
| Property |
|---|
| Products according to TU 1-996-70 Test temperature 20 ° C Diameter: 3.25 - 3.60 mm; Yield strength:> 650 MPa Tensile strength:> 1000 MPa Elongation:> 8% |
| Products according to TU 1-996-70 Test temperature 20 ° C Diameter: 3.25 - 3.60 mm; Relative narrowing:> 10% Impact strength An at 20 ° C:> 30 J / cm2 |
| Products according to TU 1-996-70 Test temperature 20 ° C Diameter: 3.25 - 3.65 mm; Yield strength:> 650 MPa Tensile strength:> 950 MPa Elongation:> 6% |
| Products according to TU 1-996-70 Test temperature 20 ° C Diameter: 3.25 - 3.65 mm; Relative narrowing:> 8% Impact strength An at 20 ° C:> 25 J / cm2 |
| Products according to TU 1-996-70 Test temperature 550 ° C Diameter: 3.25 - 3.60 mm; Ultimate Strength for 80h:> 730 MPa |
| Products according to TU 1-996-70 Test temperature 750 ° C Diameter: 3.25 - 3.65 mm; Long-term strength for 50 hours:> 350 MPa Long-term strength for 100 hours:> 300 MPa |
| Physical properties Elastic modulus (Young's modulus): 218 GPa Density: 8.04 g / cm3 Linear expansion coefficient: 12.4 - 18.4 (10 ^ 6) / ° С Thermal conductivity at 20 ° C: 12.54 W / m * K |
| Physical properties Thermal conductivity at 300 ° C: 19.228 W / m * K Thermal conductivity at 200 ° C: 17.556 W / m * K Thermal conductivity at 100 ° C: 15.466 W / m * K Thermal conductivity at 400 ° C: 20.9 W / m * K |
| Physical properties Thermal conductivity at 500 ° C: 22.572 W / m * K Thermal conductivity at 600 ° C: 24.662 W / m * K Thermal conductivity at 700 ° C: 25.916 W / m * K Thermal conductivity at 800 ° C: 27.588 W * m / K |
Standards
Description of chemical elements
| Element |
Units of measurement |
Description |
| Fe |
% |
Iron |
| Si |
% |
Silicon |
| Mn |
% |
Manganese |
| Cr |
% |
Chrome |
| Ti |
% |
Titan |
| Ni |
% |
Nickel |
| Al |
% |
Aluminium |
| P |
% |
Phosphorus |
| C |
% |
Carbon |
| S |
% |
Sulfur |
| W |
% |
Tungsten |