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A 312 S31050 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 312 S31050

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SAE A 312 S31050

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This page is mainly introduced the A 312 S31050 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 312 S31050,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

Steel Garde:A 312 S31050
Type:Stainless Steels
Country:USA
Standard:SAE
Standard Number:

ITEM Standard Number Descriptions

1 A 312/A 312M (2012) Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
Metallographic Structure:Austenite
Application:Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

ITEM	Standard Number	Descriptions
1	A 312/A 312M (2012)	Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
310MoLN	UNS	USA
A 182 F 310MoLN	SAE	USA
A 213 TP310MoLN	SAE	USA
A 240 Type 310MoLN	SAE	USA
A 959 Type 310MoLN	SAE	USA
SA-182 F 310MoLN	AMS	USA
SA-213 TP310MoLN	AMS	USA
SA-240 Type 310MoLN	AMS	USA
A 240 S31050	SAE	USA
A 249 S31050	SAE	USA
A 943 S31050	SAE	USA
S31050	AISI	USA
SA-213 S31050	AMS	USA
SA-240 S31050	AMS	USA
SA-249 S31050	AMS	USA
SA-312 S31050	AMS	USA
X1CrNiMoN25-22-2,1.4466,1.4465,X1CrNiMoN25-25-2,AISI 310MoLN,UNS S31050	EN	European

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Si		0.50
Mn		2.00
P		0.03
S		0.01
Cr	24.00	26.00
Ni	21.0	23.0
N	0.10	0.16

Mechanical Properties

Tensile strength	485～650	σb/MPa
Yield Strength	605	σ 0.2 ≥/MPa
Elongation	49	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	145～896	-
HRC	30	-

Physical Properties

Thermal expansion	38-21	e-6/K
Thermal conductivity	56-26	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3303-3510	째C
Density	3671-3225	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 312 S31050 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