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A 959 Type 305 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type 305

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This page is mainly introduced the A 959 Type 305 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type 305,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 305
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

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
305	YB	USA
A 167 Type 305	SAE	USA
A 240 Type 305	SAE	USA
A 249 TP305	SAE	USA
A 276 305	SAE	USA
A 313 Type 305	SAE	USA
A 314 305	SAE	USA
A 368 Type 305	SAE	USA
A 473 305	SAE	USA
A 478 Type 305	SAE	USA
A 492 Type 305	SAE	USA
A 493 Type 305	SAE	USA
A 511 MT305	SAE	USA
A 554 MT 305	SAE	USA
A 580 Type 305	SAE	USA
F 593 305	SAE	USA
F 594 305	SAE	USA
F 880 Class A1-50 305	SAE	USA
F 880 Class A1-70 305	SAE	USA
A 240 S30500	SAE	USA
A 249 S30500	SAE	USA
A 276 S30500	SAE	USA
A 313 S30500	SAE	USA
A 314 S30500	SAE	USA
A 368 S30500	SAE	USA
A 473 S30500	SAE	USA
A 478 S30500	SAE	USA
A 492 S30500	SAE	USA
A 493 S30500	SAE	USA
A 580 S30500	SAE	USA
F 837 Class A1-50 S30500	SAE	USA
F 837 Class A1-55 S30500	SAE	USA
F 837 Class A1-70 S30500	SAE	USA
F738 Class A1-50 S30500	SAE	USA
F738 Class A1-70 S30500	SAE	USA
F738 Class A1-80 S30500	SAE	USA
F836 Class A1-50 S30500	SAE	USA
F836 Class A1-70 S30500	SAE	USA
F836 Class A1-80 S30500	SAE	USA
S30500	AISI	USA
SA-240 S30500	AMS	USA
305L	YB	USA
S30503	AISI	USA
A 1049 S32205	SAE	USA
A 240 S32205	SAE	USA
A 270 S32205	SAE	USA
A 276 S32205	SAE	USA
A 479 S32205	SAE	USA
A 511 S32205	SAE	USA
A 789 S32205	SAE	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.12
Si		1.00
Mn		2.00
P		0.045
S		0.030
Cr	17.0	19.0
Ni	10.5	13.0

Mechanical Properties

Tensile strength	188～675	σb/MPa
Yield Strength	877	σ 0.2 ≥/MPa
Elongation	32	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	422～364	-
HRC	30	-

Physical Properties

Thermal expansion	13-95	e-6/K
Thermal conductivity	90-10	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	2424-2348	째C
Density	6103-7916	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 305 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