The classification, chemical composition, mechanical properties,
hardness, equivalent steels, specification of grey cast iron
grade VCH80.
Grade: |
VCH80 ( BЧ80 ) |
Classification: |
Cast iron with spheroidal graphite |
Chemical composition in % for grade VCH80 (BЧ80)
C |
Si |
Mn |
Ni |
S |
P |
Cr |
Cu |
3.2-3.6 |
2.6-2.9 |
0.4-0.7 |
max 0.6 |
max 0.01 |
max 0.1 |
max 0.15 |
max 0.6 |
Mechanical properties under Т=20oС for grade VCH80 (BЧ80)
Assortment |
Dimension |
Direct |
sв |
sT |
d5 |
y |
KCU |
Heat treatment |
- |
mm |
- |
MPa |
MPa |
% |
% |
KJ/m2 |
- |
Casting,GOST7293-85 |
|
|
800 |
480 |
2 |
|
|
|
Brinell hardness for VCH80 (
BЧ80 ) GOST 7293-85 |
HB 10 -1= 248 - 351 MPa |
Equivalent steels for grade VCH80 (BЧ80)
USA |
- |
120-90-02 |
|
Germany |
DIN,WNr |
GGG80 |
|
Japan |
JIS |
FCD80 |
FCD800 |
France |
AFNOR |
FGS800-2 |
|
England |
BS |
800/2 |
|
European |
EN |
EN-GJS-800-2 |
EN-JS1080 |
Italy |
UNI |
GS800-2 |
|
Belgium |
NBN |
FNG80-2 |
|
Spain |
UNE |
FGE80-2 |
|
China |
GB |
QT800-2 |
|
Sweden |
SS |
0864-03 |
|
Bulgaria |
BDS |
800-2 |
|
Poland |
PN |
Zs80002 |
ZS8002 |
Czechia |
CSN |
422308 |
|
Finland |
SFS |
GRP800 |
|
Australia |
AS |
800-2 |
|
Inter |
ISO |
800-2 |
|
India |
IS |
SG800/2 |
|
Luxembourg |
- |
FNG80-2 |
|
Specification:
Mechanical properties:
sв - Tensile strength, [MPa]
sT - Yield stress, [MPa]
d5 - Specific elongation at fracture [%]
y - Reduction of area, [%]
KCU - Impact strength, [kJ/ m2]
HB - Brinell hardness, [MPa]
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