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A 959 S44025 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 S44025

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SAE A 959 S44025

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This page is mainly introduced the A 959 S44025 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 S44025,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 S44025
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:Martensite
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
S44025	AISI	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.95	1.10
Mn		1.00
Si		1.00
P		0.025
S		0.025
Cr	16.00	18.00
Ni		0.75
Mo	0.40	0.65

Mechanical Properties

Tensile strength	452～417	σb/MPa
Yield Strength	066	σ 0.2 ≥/MPa
Elongation	59	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	577～320	-
HRC	30	-

Physical Properties

Thermal expansion	93-10	e-6/K
Thermal conductivity	31-76	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1226-2890	째C
Density	6830-8271	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 S44025 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