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Characteristics for grade 45KH14NMV2M ( 45Х14НМВ2М )

Grade :	45KH14NMV2M ( 45Х14НМВ2М ) ( 4Х14Н14В2М ЭИ69 )
Classification :	High alloy high-temperature steel
Equivalent grades:	Is absent

Chemical composition in % for grade 45KH14NMV2M ( 45Х14НМВ2М )

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=20^oС for grade 45KH14NMV2M ( 45Х14НМВ2М )

Assortment	Dimension	Direct.	s_в	s_T	d₅	y	KCU	Heat treatment
-	mm	-	MPa	MPa	%	%	kJ / m²	-
Bar		longitudinal	720	320	20	25	500

Physical properties for grade 45KH14NMV2M ( 45Х14НМВ2М )

T	E 10^{- 5}	a 10⁶	l	r	C	R 10⁹
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 10⁶	l	r	C	R 10⁹

Specification :

Mechanical properties :
s_в	- Tensile strength , [MPa]
s_T	- Yield stress, [MPa]
d₅	- 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 20^o - T ) , [1/Grade]
l	- Termal (heat) condition coefficient , [Watt/(m·Grade)]
r	- Density , [kg/m³]
C	- Specific heat ( range 20^o - T ), [J/(kg·Grade)]
R	- Electrical resistance , [Ohm·m]

45KH14NMV2M ( 45Х14НМВ2М ) - High alloy high-temperature steel: chemical composition, mechanical and physical properties, hardness
Database of steels and alloys (Marochnik) contains information about chemical composition and properties more then 3000 steels and alloys

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