CHH22S

for parts with high corrosion resistance in a dusty gas atmospheres at temperatures up to 1000 degrees C, a high acid resistance and resistance to intergranular corrosion

Classification

Country Section Category
CIS, Russia, Ukraine Cast iron High alloy cast iron

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % P, % C, % S, %
GOST 7769-82 68.82–77.4 3–4 < 1 19–25 < 0.1 0.6–1 < 0.08

Information on suppliers

Mechanical properties at 20 °C

Rolling Standard Size, mm Tension Classifiers $$\sigma _{U}$$, $$MPa$$ Treatment
Casting GOST 7769-82 290

Brinell hardness number

Rolling Standard Classifiers Value, HBW
GOST 7769-82 215–340

Standards

Standard Description
GOST 7769-82

Description of chemical elements

Element Units of measurement Description
Fe % Iron
Si % Silicon
Mn % Manganese
Cr % Chrome
P % Phosphorus
C % Carbon
S % Sulfur

Description of mechanical properties

Parameter Units of measurement Description
$$\sigma _{U}$$ $$MPa$$ Ultimate tensile strength