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25Mn5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 25Mn5

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AFNOR 25Mn5

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This page is mainly introduced the 25Mn5 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 25Mn5,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Steel Garde:25Mn5
Type:Stainless Steels
Country:France
Standard:AFNOR
Standard Number:

ITEM Standard Number Descriptions

1 NF EN 10269 Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties
Application:Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

ITEM	Standard Number	Descriptions
1	NF EN 10269	Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.17	0.23
Si		0.40
Mn	1.00	1.50
P		0.035
S		0.035
Cr		0.40
Ni		0.40
Mo		0.10
Al		0.020
Cr+Ni+Mo		0.020

Mechanical Properties

Tensile strength	163～131	σb/MPa
Yield Strength	775	σ 0.2 ≥/MPa
Elongation	20	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	096～733	-
HRC	30	-

Physical Properties

Thermal expansion	42-78	e-6/K
Thermal conductivity	54-02	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8248-0995	째C
Density	8862-9672	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)
25Mn5 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