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A 778 S30403 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 778 S30403

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SAE A 778 S30403

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This page is mainly introduced the A 778 S30403 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of A 778 S30403,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Welded, Unannealed Austenitic Stainless Steel Tubular Products

Steel Garde:A 778 S30403
Type:Stainless Steels
Country:USA
Standard:SAE
Standard Number:

ITEM Standard Number Descriptions

1 A 778 (2009) Welded, Unannealed Austenitic Stainless Steel Tubular Products
Metallographic Structure:Austenite
Application:Welded, Unannealed Austenitic Stainless Steel Tubular Products

ITEM	Standard Number	Descriptions
1	A 778 (2009)	Welded, Unannealed Austenitic Stainless Steel Tubular Products

Relevant products:

S30403/304L/S30403/1.4307 Tube

1.4307/S30403/304L...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
A 240 S30403	SAE	USA
A 249 S30403	SAE	USA
A 269 S30403	SAE	USA
A 270 S30403	SAE	USA
A 276 S30403	SAE	USA
A 314 S30403	SAE	USA
A 358 S30403	SAE	USA
A 409 S30403	SAE	USA
A 473 S30403	SAE	USA
A 478 S30403	SAE	USA
A 493 S30403	SAE	USA
A 580 S30403	SAE	USA
A 632 S30403	SAE	USA
A 666 S30403	SAE	USA
A 688 S30403	SAE	USA
A 813 S30403	SAE	USA
A 814 S30403	SAE	USA
A 965 S30403	SAE	USA
A 988 S30403	SAE	USA
F 837 Class A1-50 S30403	SAE	USA
F 837 Class A1-55 S30403	SAE	USA
F 837 Class A1-70 S30403	SAE	USA
F738 Class A1-50 S30403	SAE	USA
F738 Class A1-70 S30403	SAE	USA
F738 Class A1-80 S30403	SAE	USA
F836 Class A1-50 S30403	SAE	USA
F836 Class A1-70 S30403	SAE	USA
F836 Class A1-80 S30403	SAE	USA
S30403	AISI	USA
SA-240 S30403	AMS	USA
SA-358 S30403	AMS	USA
SA-666 S30403	AMS	USA
SA-688 S30403	AMS	USA
SA-688 S30403	AMS	USA
SA-814 S30403	AMS	USA
SA-965 S30403	AMS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Si		1.00
Mn		2.00
P		0.045
S		0.03
Cr	18.0	20.0
Ni	8.00	12.0

Mechanical Properties

Tensile strength	208～469	σb/MPa
Yield Strength	494	σ 0.2 ≥/MPa
Elongation	03	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	842～384	-
HRC	30	-

Physical Properties

Thermal expansion	98-66	e-6/K
Thermal conductivity	90-31	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6179-1265	째C
Density	1463-7576	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 778 S30403 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