CHH32

for parts with high corrosion resistance in acid solutions, alkali and salts in the gases. sulfur or carbon dioxide; high abrasion resistance; heat resistant up to 1100−1300 degrees C

Classification

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

Chemical composition

Standard Fe, % Si, % Mn, % Cr, % Ti, % P, % C, % S, %
GOST 7769-82 58.82–66.8 1.5–2.5 < 1 30–34 0.1–0.3 < 0.1 1.6–3.2 < 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 7769-82 245–340

Standards

Standard Description
GOST 7769-82

Description of chemical elements

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

Description of mechanical properties

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