Cast Iron S-NiSiCr30-5-5

Designation

Name The value
Designation GOST Cyrillic S-NiSiCr30-5-5
Designation GOST Latin S-NiSiCr30-5-5
Transliteration S-NiSiCr30-5-5
By chemical elements S-NiSiCr30-5-5

Description

Cast iron S-NiSiCr30−5-5 is used: for the manufacture of casting parts for pumps, valves, industrial furnaces subject to high mechanical stress.

Note

Nickel cast iron. It possesses properties similar to the properties of the brand L-NiSiCr-30−5-5. Has a high creep resistance, adding 1% by weight of molybdenum.

Standards

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

Chemical composition

Standard C P Mn Cr Si Ni Fe Cu
GOST 7769-82 ≤2.6 ≤0.08 0.5-1.5 4.5-5.5 5-6 28-32 Rest ≤0.5
Fe is the basis.

Mechanical properties

sT|s0,2, MPa σU, MPa d4 HB, MPa
Castings on OST 1 90077-72
240-310 390-490 1-4 170-250

Description mechanical marks

Name Description
sT|s0,2 Yield strength or limit of proportionality with a tolerance for residual deformation of 0.2%
σU Limit short-term strength
d4 Elongation after rupture
HB Brinell hardness number

Physical characteristics

Temperature Е, HPa
20 91

A description of the physical symbols

Name Description
r Density
l Coefficient of thermal conductivity
a The coefficient of linear expansion