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Cast iron CHJU7H2

Designation

Name The value
Designation GOST Cyrillic ЧЮ7Х2
Designation GOST Latin ChJu7X2
Transliteration ChYu7H2
The chemical elements ZrAl7Cr2

Description

Cast iron CHJU7H2 used: for the manufacture of parts, abrasion-resistant and heat-resistant in air up to 800 °C (furnace parts valves).

Note

Aluminum heat-resistant and wear-resistant alloyed cast iron.

Standards

Name Code Standards
Castings with special properties (cast iron and steel) В83 GOST 7769-82

Chemical composition

Standard C S P Mn Cr Si Fe Al
GOST 7769-82 2.5-3 ≤0.02 ≤0.3 ≤1 1.5-3 1.5-3 The rest 5-9
Fe is the basis.

Mechanical characteristics

σB, MPa Brinell hardness number, MPa
Castings on OST 1 90077-72
≥120 240-286

Description mechanical marks

Name Description
σB Limit short-term strength

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