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A 959 Type XM-25 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type XM-25

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SAE A 959 Type XM-25

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This page is mainly introduced the A 959 Type XM-25 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type XM-25,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Steel Garde:A 959 Type XM-25
Type:Stainless Steels
Country:USA
Standard:SAE
Standard Number:

ITEM Standard Number Descriptions

1 A 959 (2011) Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Metallographic Structure:Precipitation-Hardening
Application:Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

ITEM	Standard Number	Descriptions
1	A 959 (2011)	Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 564 S45000	SAE	USA
A 693 S45000	SAE	USA
A 705 S45000	SAE	USA
S45000	AISI	USA
SA-564 S45000	AMS	USA
SA-693 S45000	AMS	USA
SA-705 S45000	AMS	USA
A 564 S45000	SAE	USA
A 693 S45000	SAE	USA
A 705 S45000	SAE	USA
S45000	AISI	USA
SA-564 S45000	AMS	USA
SA-693 S45000	AMS	USA
SA-705 S45000	AMS	USA
A 564 XM-25	SAE	USA
A 693 Type XM-25	SAE	USA
A 705 XM-25	SAE	USA
F 899 Type XM-25	SAE	USA
SA-564 XM-25	AMS	USA
SA-693 Type XM-25	AMS	USA
SA-705 Type XM-25	AMS	USA
ASTMXM-25	ASTM	USA
S45000	UNS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.05
Mn		1.00
Si		1.00
P		0.03
S		0.03
Cr	14.00	16.00
Ni	5.00	7.00
Mo	0.50	1.00
Cu	1.25	1.75

Mechanical Properties

Tensile strength	136～742	σb/MPa
Yield Strength	329	σ 0.2 ≥/MPa
Elongation	23	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	948～728	-
HRC	30	-

Physical Properties

Thermal expansion	24-28	e-6/K
Thermal conductivity	92-40	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1350-0812	째C
Density	5206-9199	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)
A 959 Type XM-25 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