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

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YB 305

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This page is mainly introduced the 305 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 305,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Stainless steel and heat resistant steel

Steel Garde:305
Type:Stainless Steels
Country:USA
Standard:YB
Metallographic Structure:Austenite
Application:Stainless steel and heat resistant steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
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
A 959 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	673～575	σb/MPa
Yield Strength	890	σ 0.2 ≥/MPa
Elongation	72	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	576～636	-
HRC	30	-

Physical Properties

Thermal expansion	45-86	e-6/K
Thermal conductivity	20-10	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6780-6457	째C
Density	5829-4367	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)
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