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HFS 304S51 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of HFS 304S51

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B.S. HFS 304S51

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This page is mainly introduced the HFS 304S51 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of HFS 304S51,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:HFS 304S51
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
304S51	B.S.	UK
CFS 304S51	B.S.	UK
HFM 304S51	B.S.	UK
304 S51	B.S.	UK
HFS304 S51	B.S.	UK
CFS304 S51	B.S.	UK
HFM304 S51	B.S.	UK
304S 51	B.S.	UK

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.04	0.10
Si		1.00
Mn		2.00
P		0.04
S		0.03
Cr	17.00	19.00
Mo
Ni	8.00	11.00

Mechanical Properties

Tensile strength	285～342	σb/MPa
Yield Strength	591	σ 0.2 ≥/MPa
Elongation	21	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	984～679	-
HRC	30	-

Physical Properties

Thermal expansion	98-86	e-6/K
Thermal conductivity	72-67	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1668-6286	째C
Density	2956-0966	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)
HFS 304S51 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