Designation
Name |
The value |
Designation GOST Cyrillic |
L-NiSiCr30-5-5 |
Designation GOST Latin |
L-NiSiCr30-5-5 |
Transliteration |
L-NiSiCr30-5-5 |
By chemical elements |
L-NiSiCr30-5-5 |
Description
Cast iron L-NiSiCr30−5-5 is used: for the manufacture of casting parts component parts of pumps; valves used in industrial furnaces.
Note
Nickel cast iron. Soprotivlenie has good corrosion, erosion and heat resistance; medium degree of thermal expansion.
Standards
Name |
Code |
Standards |
Castings with special properties (iron and steel) |
В83 |
GOST 7769-82 |
Chemical composition
Standard |
C |
Mn |
Cr |
Si |
Ni |
Fe |
Cu |
GOST 7769-82 |
≤2.5 |
0.5-1.5 |
4.5-5.5 |
5-6 |
29-32 |
Rest |
≤0.5 |
Fe is the basis.
Mechanical properties
σU, MPa |
HB, MPa |
Castings on OST 1 90077-72 |
170-240 |
150-210 |
Description mechanical marks
Name |
Description |
σU |
Limit short-term strength |
HB |
Brinell hardness number |
Physical characteristics
Temperature |
Е, HPa |
10 |
105 |
A description of the physical symbols
Name |
Description |
l |
Coefficient of thermal conductivity |