N70MF
weldments, operated at elevated temperature in hydrochloric acid, sulfuric acid, phosphoric acid
Classification
Country | Section | Category |
---|---|---|
CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant alloys |
Chemical composition
Standard | Fe, % | Si, % | Mn, % | Cr, % | Ni, % | V, % | P, % | C, % | S, % | Mo, % |
---|---|---|---|---|---|---|---|---|---|---|
GOST 5632-72 | < 4 | < 0.2 | < 0.5 | < 0.3 | 64.21–73.6 | 1.4–1.7 | < 0.02 | < 0.05 | < 0.02 | 25–29 |
Information on suppliers
Mechanical properties at 20 °C
Standards
Standard | Description |
---|---|
GOST 5632-72 |
Description of chemical elements
Element | Units of measurement | Description |
---|---|---|
Fe | % | Iron |
Si | % | Silicon |
Mn | % | Manganese |
Cr | % | Chrome |
Ni | % | Nickel |
V | % | Vanadium |
P | % | Phosphorus |
C | % | Carbon |
S | % | Sulfur |
Mo | % | Molybdenum |
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) |