Chemical composition in % of the material NP2 ( NP2, НП2 ) .
Ni+Co
Fe
C
Si
Mn
S
P
Cu
As
Pb
Mg
Zn
Sb
Bi
Sn
Cd
Impurity
min 99.5
max 0.1
max 0.1
max 0.15
max 0.05
max 0.005
max 0.002
max 0.1
max 0.002
max 0.002
max 0.1
max 0.007
max 0.002
max 0.002
max 0.002
max 0.002
all 0.5
Mechanical properties under Т=20oС of the material NP2 ( NP2, НП2 ) .
Assortment
Dimension
Direct.
sв
sT
d5
y
KCU
Heat treatment
-
mm
-
MPa
MPa
%
%
kJ / m2
-
Sheet hotrolled
400
15
Technological properties of the material NP2 ( NP2, НП2 ) .
Melting temperature, °C :
1455
Forging temperature,°C :
1140 - 1250
Annealing temperature, °C :
700 - 800
Casting temperature, °C :
1550 - 1650
Linear shrinkage, % :
1
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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