St1sp

details of the high viscosity and low hardness, anchor bolts connecting the casing, irresponsible fittings, rivets and boiler connection

Classification

Country Section Category
CIS, Russia, Ukraine Structural steel Carbonaceous structural steel of ordinary quality

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % As, % P, % C, % S, % N, %
GOST 380-2005 97.998–99.54 0.15–0.3 0.25–0.5 < 0.3 < 0.3 < 0.3 < 0.08 < 0.04 0.06–0.12 < 0.05 < 0.012

Information on suppliers

Physical characteristics

Temperature, °C $$\rho$$, $$\frac{kg}{m^3}$$
20 7850

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{P}$$, $$MPa$$ $$\epsilon_L$$, % $$\psi$$, % Treatment
Hire GOST 535-2005 315–410 175–205 31–34
Rod GOST 30136-95 420–470 66–68

Analogues

Germany USA
S185 A283B

Standards

Standard Description
GOST 380-2005

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
As % Arsenic
P % Phosphorus
C % Carbon
S % Sulfur
N % Nitrogen

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)
$$\psi$$ % Reduction in cross section on fracture