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Metals -> Tool steel -> Die tool steel

Characteristics of the material 4KH4VMFS ( 4H4VMFS, 4Х4ВМФС ).

Material :	4KH4VMFS ( 4H4VMFS, 4Х4ВМФС )
Classification :	Die tool steel

Chemical composition in % of the material 4KH4VMFS ( 4H4VMFS, 4Х4ВМФС ) .

C	Si	Mn	Ni	S	P	Cr	Mo	W	V	Cu
0.37 - 0.44	0.6 - 1	0.2 - 0.5	max 0.35	max 0.03	max 0.03	3.2 - 4	1.2 - 1.5	0.8 - 1.2	0.6 - 0.9	max 0.3

Temperature of critical points of the grade 4KH4VMFS ( 4H4VMFS, 4Х4ВМФС ).

Ac₁ = 830 , Ac₃(Ac_m) = 910 , Ar₃(Arc_m) = 750 , Ar₁ = 670 , Mn = 255

Mechanical properties under Т=20^oС of the material 4KH4VMFS ( 4H4VMFS, 4Х4ВМФС ) .

Assortment	Dimension	Direct.	s_в	s_T	d₅	y	KCU	Heat treatment
-	mm	-	MPa	MPa	%	%	kJ / m²	-
Bars			1700	1500			440	Guenching 1050 - 1070^oC, oil, Drawing 620 - 630^oC,Drawing 560 - 580^oC,

Brinell hardness of the material 4KH4VMFS ( 4H4VMFS, 4Х4ВМФС ) (annealing) ,

HB 10^-1= 241 - 299 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]

Database of steels and alloys (Marochnik) contains information about chemical composition and properties of 1500 steels and alloys (stainless steel, alloy steel, carbone steel, structural steel, tool steel, cast iron, aluminum alloy, titanium alloy, copper alloy, nickel alloy, magnesium alloy and others).
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