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A 959 Type 303 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type 303

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SAE A 959 Type 303

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This page is mainly introduced the A 959 Type 303 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type 303,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 303
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:Austenite
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

Relevant products:

GH3039 round bar

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
GH3030	GB	China
GH3039	GB	China
303	YB	USA
A 314 303	SAE	USA
A 473 303	SAE	USA
A 581 Type 303	SAE	USA
A 582 Type 303	SAE	USA
A 895 Type 303	SAE	USA
A 314 S30300	SAE	USA
A 473 S30300	SAE	USA
A 581 S30300	SAE	USA
A 582 S30300	SAE	USA
A 895 S30300	SAE	USA
F 837 Class A1-50 S30300	SAE	USA
F 837 Class A1-55 S30300	SAE	USA
F 837 Class A1-70 S30300	SAE	USA
F738 Class A1-50 S30300	SAE	USA
F738 Class A1-70 S30300	SAE	USA
F738 Class A1-80 S30300	SAE	USA
F836 Class A1-50 S30300	SAE	USA
F836 Class A1-70 S30300	SAE	USA
F836 Class A1-80 S30300	SAE	USA
S30300	AISI	USA
303 plus X	YB	USA
S30310	AISI	USA
303Se	YB	USA
A 314 303Se	SAE	USA
A 473 303 Se	SAE	USA
A 511 MT303Se	SAE	USA
A 581 Type 303Se	SAE	USA
A 582 Type 303Se	SAE	USA
A 895 Type 303Se	SAE	USA
A 959 Type 303Se	SAE	USA
F 593 303 Se	SAE	USA
F 594 303Se	SAE	USA
F 880 Class A1-50 303Se	SAE	USA
F 880 Class A1-70 303Se	SAE	USA
SUS 303Se	FED	Japan
SUS303Se	AMS	USA
A 314 S30323	SAE	USA
A 473 S30323	SAE	USA
A 581 S30323	SAE	USA
A 582 S30323	SAE	USA
A 895 S30323	SAE	USA
F738 Class A1-50 S30323	SAE	USA
F738 Class A1-70 S30323	SAE	USA
F738 Class A1-80 S30323	SAE	USA
F738 Class A1-80 S30323	SAE	USA
F836 Class A1-50 S30323	SAE	USA
F836 Class A1-70 S30323	SAE	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.15
Si		1.00
Mn		2.00
P		0.2
S	0.15
Cr	17.0	19.0
Ni	8.00	10.0
Mo		0.60

Mechanical Properties

Tensile strength	402～857	σb/MPa
Yield Strength	673	σ 0.2 ≥/MPa
Elongation	25	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	977～361	-
HRC	30	-

Physical Properties

Thermal expansion	50-93	e-6/K
Thermal conductivity	62-33	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8676-1836	째C
Density	8350-2869	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 303 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