08H18N12T (0X18H12T)
cold-rolled sheet and strip for increased strength of various parts and structures to be welded by spot welding, as well as for the manufacture of pipes and other parts; austenitic steel
Classification
Country | Section | Category |
---|---|---|
CIS, Russia, Ukraine | Corrosion-resistant alloys and steels | Corrosion-resistant ordinary steel |
Chemical composition
Standard | Fe, % | Si, % | Mn, % | Cr, % | Ni, % | P, % | C, % | S, % |
---|---|---|---|---|---|---|---|---|
GOST 5632-72 | 65.065–72 | < 0.8 | < 2 | 17–19 | 11–13 | < 0.035 | < 0.08 | < 0.02 |
Information on suppliers
Physical characteristics
Temperature, °C | $$\rho$$, $$\frac{kg}{m^3}$$ |
---|---|
20 | 7950 |
Mechanical properties at 20 °C
Rolling | Standard | Size, mm | Tension | Classifiers | $$\sigma _{U}$$, $$MPa$$ | $$\sigma_{P}$$, $$MPa$$ | $$\epsilon_L$$, % | Treatment |
---|---|---|---|---|---|---|---|---|
Pipes are coldly deformed. | GOST 9941-81 | 549 | 37 | |||||
Pipes are hot deformed. | GOST 9940-81 | 510 | 40 | |||||
The plates | GOST 7350-77 | 510 | 205 | 43 | Hardening of 1030-1080 ° C, air cooling | |||
Sheet | GOST 5582-75 | 510 | 35 | Hardening of 1050-1080 ° C, cooling water |
Analogues
USA | Germany |
---|---|
321 | 1.4541 (X6CrNiTi18-10) |
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 |
P | % | Phosphorus |
C | % | Carbon |
S | % | Sulfur |
Description of physical characteristics
Parameter | Units of measurement | Description |
---|---|---|
$$\rho$$ | $$\frac{kg}{m^3}$$ | 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) |