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Characteristics for grade 38KH2NMF ( 38Х2НМФ )

Grade :	38KH2NMF ( 38Х2НМФ )
Substitute:	34ХН1М, 40ХН2МА, 34ХН3М
Classification :	Alloy structurall steel
Equivalent grades:	Is absent

Chemical composition in % for grade 38KH2NMF ( 38Х2НМФ )

C	Si	Mn	Ni	S	P	Cr	Mo	V
0.32 - 0.42	0.17 - 0.37	0.5 - 0.8	0.6 - 0.9	max 0.03	max 0.03	1.8 - 2.3	0.2 - 0.3	0.08 - 0.15

Mechanical properties under Т=20^oС for grade 38KH2NMF ( 38Х2НМФ )

Assortment	Dimension	Direct.	s_в	s_T	d₅	y	KCU	Heat treatment
-	mm	-	MPa	MPa	%	%	kJ / m²	-
Forging	to 300		850	700	12	38	500	Guenching and drawing

Brinell hardness for 38KH2NMF ( 38Х2НМФ ) (quenching, tempering) ,

HB 10^-1 = 223 - 262 MPa

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]

38KH2NMF ( 38Х2НМФ ) - Alloy structurall 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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