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A 959 Type 304N chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type 304N

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SAE A 959 Type 304N

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This page is mainly introduced the A 959 Type 304N chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 959 Type 304N,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 304N
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
A 182 F 304N	SAE	USA
A 213 TP304N	SAE	USA
A 240 Type 304N	SAE	USA
A 249 TP304N	SAE	USA
A 276 304N	SAE	USA
A 312 TP304N	SAE	USA
A 336 Grade F304N	SAE	USA
A 358 304N	SAE	USA
A 376 TP304N	SAE	USA
A 403 CR304N	SAE	USA
A 403 WP 304N	SAE	USA
A 430 FP 304N	SAE	USA
A 479 304N	SAE	USA
A 666 Type 304N	SAE	USA
A 688 Grade TP 304N	SAE	USA
A 813 Grade TP 304N	SAE	USA
A 814 Grade TP 304N	SAE	USA
A 943 TP304N	SAE	USA
A 965 Grade F304N	SAE	USA
SA-182 F 304N	AMS	USA
SA-213 Grade TP 304N	AMS	USA
SA-249 TP 304N	AMS	USA
SA-276 304N	AMS	USA
SA-312 Grade TP 304N	AMS	USA
SA-358 304N	AMS	USA
SA-376 TP304N	AMS	USA
SA-403 WP 304N	AMS	USA
SA-430 Grade FP 304N	AMS	USA
SA-479 Type 304N	AMS	USA
SA-666 304N	AMS	USA
SA-688 TP 304N	AMS	USA
SA-813 TP304N	AMS	USA
SA-814 TP 304N	AMS	USA
SA-965 Grade F304N	AMS	USA
A 240 S30451	AMS	USA
A 249 S30451	AMS	USA
A 276 S30451	AMS	USA
A 358 S30451	AMS	USA
A 666 S30451	AMS	USA
A 688 S30451	AMS	USA
A 813 S30451	AMS	USA
A 814 S30451	AMS	USA
A 965 S30451	AMS	USA
A 988 S30451	AMS	USA
S30451	AISI	USA
SA-240 S30451	AMS	USA
SA-358 S30451	AMS	USA
SA-666 S30451	AMS	USA
SA-688 S30451	AMS	USA
SA-813 S30451	AMS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.08
Si		0.75
Mn		2.00
P		0.045
S		0.03
Cr	18.0	20.0
Ni	8.00	10.5
N	0.10	0.16

Mechanical Properties

Tensile strength	763～897	σb/MPa
Yield Strength	677	σ 0.2 ≥/MPa
Elongation	26	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	851～744	-
HRC	30	-

Physical Properties

Thermal expansion	66-46	e-6/K
Thermal conductivity	54-87	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5572-4406	째C
Density	7228-4852	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 304N 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