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Х25Н16Г7АР chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Х25Н16Г7АР

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This page is mainly introduced the Х25Н16Г7АР chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of Х25Н16Г7АР,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Russia GOCT Standard vacuum smelting casting high temperature alloy bar

Steel Garde:Х25Н16Г7АР
Type:Stainless Steels
Country:Russia
Standard:GOST
Metallographic Structure:Austenite
Application:Russia GOCT Standard vacuum smelting casting high temperature alloy bar

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.12
Si		1.00
Mn	5.00	7.00
P		0.035
S		0.020
Cr	23.00	26.00
Mo
Ni	15.00	18.00
N	0.30	0.45
B		0.010

Mechanical Properties

Tensile strength	590～680	σb/MPa
Yield Strength	877	σ 0.2 ≥/MPa
Elongation	50	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	176～780	-
HRC	30	-

Physical Properties

Thermal expansion	53-95	e-6/K
Thermal conductivity	87-56	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5078-6807	째C
Density	2205-8876	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)
Х25Н16Г7АР 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