S-NiCr30-3

For details of pumps, boilers, valves, parts of filtering devices, exhaust pipes, casings of turbochargers.

Classification

Country Section Category
CIS, Russia, Ukraine Cast iron Nickel cast iron

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Cu, % Ni, % P, % C, %
GOST 7769-82 56.82–67.5 1.5–3 0.5–1.5 2.5–3.5 < 0.5 28–32 < 0.08 < 2.6

Information on suppliers

Physical characteristics

Temperature, °C $$E\cdot 10^{9}$$, $$MPa$$
20 0.98

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ $$\sigma_{P}$$, $$MPa$$ $$\epsilon_L$$, % Treatment
Casting GOST 7769-82 370–470 210–260 12.5

Brinell hardness number

Rolling Standard Classifiers Value, HBW
GOST 7769-82 140–200

Standards

Standard Description
GOST 7769-82

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
Cu % Copper
Ni % Nickel
P % Phosphorus
C % Carbon

Description of physical characteristics

Parameter Units of measurement Description
$$E\cdot 10^{9}$$ $$MPa$$ Elastic modulus

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)