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HFM304 S11 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of HFM304 S11

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B.S. HFM304 S11

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This page is mainly introduced the HFM304 S11 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of HFM304 S11,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Steel Garde:HFM304 S11
Type:Stainless Steels
Country:UK
Standard:B.S.
Standard Number:

ITEM Standard Number Descriptions

1 BS 3605-1 Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes
Application:Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

ITEM	Standard Number	Descriptions
1	BS 3605-1	Austenitic stainless steel pipes and tubes for pressure purposes. Specification for seamless tubes

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
304S11	B.S.	UK
304S11-E	B.S.	UK
304S11-LT	B.S.	UK
CFS 304S11	B.S.	UK
HFM 304S11	B.S.	UK
LW 304S11	B.S.	UK
LWCF 304S11	B.S.	UK
LWHT 304S11	B.S.	UK
304 S11	B.S.	UK
304 S11E	B.S.	UK
304 S11LT	B.S.	UK
CFS304 S11	B.S.	UK
HFS304 S11	B.S.	UK
LW304 S11	B.S.	UK
LWCF304 S11	B.S.	UK
LWHT304 S11	B.S.	UK
LW20	B.S.	UK
LWCF20	B.S.	UK

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.03
Si		1.00
Mn		2.00
P		0.045
S		0.025
Cr	17.00	19.00
Mo
Ni	9.00	12.00

Mechanical Properties

Tensile strength	292～365	σb/MPa
Yield Strength	489	σ 0.2 ≥/MPa
Elongation	44	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	644～830	-
HRC	30	-

Physical Properties

Thermal expansion	77-19	e-6/K
Thermal conductivity	78-76	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5468-4345	째C
Density	3688-6537	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)
HFM304 S11 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