Metals -> High-temperature or heat-resistant steel and alloy -> High alloy high-temperature steel Characteristics of the material 4KH14N14V2M ( 4H14N14V2M, 4Х14Н14В2М ).
Material : 4KH14N14V2M ( 4H14N14V2M, 4Х14Н14В2М ) Classification : High alloy high-temperature steel
Chemical composition in % of the material 4KH14N14V2M ( 4H14N14V2M, 4Х14Н14В2М ) . C Si Mn Ni S P Cr Mo W Cu 0.4 - 0.5 max 0.8 max 0.7 13 - 15 max 0.02 max 0.035 13 - 15 0.25 - 0.4 2 - 2.75 max 0.3
Mechanical properties under Т=20o С of the material 4KH14N14V2M ( 4H14N14V2M, 4Х14Н14В2М ) .
Assortment
Dimension
Direct.
s в
s T
d 5
y
KCU
Heat treatment - mm - MPa MPa % % kJ / m2 - Bar longitudinal 720 320 20 25 500
Physical properties of the material 4KH14N14V2M ( 4H14N14V2M, 4Х14Н14В2М ) . T E 10- 5 a 10 6 l r C R 10 9 Grade MPa 1/Grade Watt/(m·Grade) kg/m3 J/(kg·Grade) Ohm·m 20 2.12 13.9 8000 100 2 13.6 200 1.94 16.7 300 1.85 17 18.8 507 400 1.76 19.8 512 500 1.69 18 20.9 520 550 1.66 600 1.6 21.9 528 650 1.57 700 1.52 18 24.4 750 1.48 800 1.44 T E 10- 5 a 10 6 l r C R 10 9
Specification :
Mechanical properties :
s в - Tensile strength , [MPa]
s T - Yield stress, [MPa]
d 5 - Specific elongation at fracture , [ % ]
y - Reduction of area , [ % ]
KCU - Impact strength , [ kJ / m2 ]
HB - Brinell hardness , [MPa]
Physical properties :
T - Test temperature , [Grade]
E - Young modulus , [MPa]
a - Coefficient of linear expansion
(range 20o - T ) , [1/Grade]
l - Termal (heat) condition coefficient , [Watt/(m·Grade)]
r - Density , [kg/m3 ]
C - Specific heat
( range 20o - T ), [J/(kg·Grade)]
R - Electrical resistance , [Ohm·m]
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