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38H2N2MA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 38H2N2MA

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GOST 38H2N2MA

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This page is mainly introduced the 38H2N2MA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 38H2N2MA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Steel Garde:38H2N2MA
Type:Stainless Steels
Country:Russia
Standard:GOST

Standard Number:

ITEM	Standard Number	Descriptions
1	GOST 4543	Structural alloy steel bars. Specifications
	GOST 8479	Structural carbon and alloyed steel forgings. General specification

Application:Structural alloy steel bars. Specifications

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
38Х2Н2МА	GOST	Russia

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.33	0.40
Si	0.17	0.37
Mn	0.25	0.50
Ni	1.30	1.70
S		0.025
P		0.025
Cr	1.3	1.7
Mo	0.20	0.30
Cu		0.30

Mechanical Properties

Tensile strength	542～709	σb/MPa
Yield Strength	753	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	263～764	-
HRC	30	-

Physical Properties

Thermal expansion	37-63	e-6/K
Thermal conductivity	34-53	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4952-8770	째C
Density	7715-6713	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
38H2N2MA Stainless Steels	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk