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401S45 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 401S45

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B.S. 401S45

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This page is mainly introduced the 401S45 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 401S45,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for wrought steels for mechanical and allied engineering purposes. Valve steels

Steel Garde:401S45
Type:Stainless Steels
Country:UK
Standard:B.S.
Standard Number:

ITEM Standard Number Descriptions

1 BS 970-4 Specification for wrought steels for mechanical and allied engineering purposes. Valve steels
Application:Specification for wrought steels for mechanical and allied engineering purposes. Valve steels

ITEM	Standard Number	Descriptions
1	BS 970-4	Specification for wrought steels for mechanical and allied engineering purposes. Valve steels

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.40	0.50
Si	3.00	3.75
Mn	0.30	0.75
P		0.040
S		0.030
Cr	7.50	9.50
Ni		0.50
Mo

Mechanical Properties

Tensile strength	090～773	σb/MPa
Yield Strength	869	σ 0.2 ≥/MPa
Elongation	52	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	560～085	-
HRC	30	-

Physical Properties

Thermal expansion	04-88	e-6/K
Thermal conductivity	11-45	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4519-0152	째C
Density	2442-9816	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)
401S45 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