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SA-789 S32950 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-789 S32950

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AMS SA-789 S32950

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This page is mainly introduced the SA-789 S32950 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of SA-789 S32950,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.

Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service

Steel Garde:SA-789 S32950
Type:Stainless Steels
Country:USA
Standard:AMS

Standard Number:

ITEM	Standard Number	Descriptions
1	SA-789/SA-789M	Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service

Metallographic Structure:Austenitic-Ferritic(Duplex steel)
Application:Specification for Seamless and Welded Ferritic /Austenitic Stainless Steel Tubing for General Service

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 1049 S32950	SAE	USA
A 1082 S32950	SAE	USA
A 240 S32950	SAE	USA
A 314 S32950	SAE	USA
A 473 S32950	SAE	USA
A 479 S32950	SAE	USA
A 511 S32950	SAE	USA
A 789 S32950	SAE	USA
A 790 S32950	SAE	USA
A 815 CRS32950	SAE	USA
A 815 WPS32950	SAE	USA
A 928 S32950	SAE	USA
A 949 S32950	SAE	USA
A 959 S32950	SAE	USA
A 988 S32950	SAE	USA
S32950	AISI	USA
SA-240 S32950	AMS	USA
SA-479 S32950	AMS	USA
SA-790 S32950	AMS	USA
SA-815 CRS32950	AMS	USA
SA-815 WPS32950	AMS	USA
A 1049 S32950	SAE	USA
A 1082 S32950	SAE	USA
A 240 S32950	SAE	USA
A 314 S32950	SAE	USA
A 473 S32950	SAE	USA
A 479 S32950	SAE	USA
A 511 S32950	SAE	USA
A 789 S32950	SAE	USA
A 790 S32950	SAE	USA
A 815 CRS32950	SAE	USA
A 815 WPS32950	SAE	USA
A 928 S32950	SAE	USA
A 949 S32950	SAE	USA
A 959 S32950	SAE	USA
A 988 S32950	SAE	USA
S32950	AISI	USA
SA-240 S32950	AMS	USA
SA-479 S32950	AMS	USA
SA-789 S32950	AMS	USA
SA-790 S32950	AMS	USA
SA-815 CRS32950	AMS	USA
SA-815 WPS32950	AMS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Mn		2.00
Si		0.60
P		0.035
S		0.01
Cr	26.00	29.00
Ni	3.50	5.20
Mo	1.00	2.50
N	0.15	0.35

Mechanical Properties

Tensile strength	561～822	σb/MPa
Yield Strength	047	σ 0.2 ≥/MPa
Elongation	17	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	851～448	-
HRC	30	-

Physical Properties

Thermal expansion	03-90	e-6/K
Thermal conductivity	90-83	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5446-3440	째C
Density	8562-3245	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)
SA-789 S32950 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