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S.162 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S.162

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B.S. S.162

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This page is mainly introduced the S.162 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of S.162,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Specification for 18% nickel-cobalt-molybdenum maraging steel forging stock, forgings, bars and parts (1800 MPa: double vaccuum melted)

Steel Garde:S.162
Type:Stainless Steels
Country:UK
Standard:B.S.

Standard Number:

ITEM	Standard Number	Descriptions
1	BS S 162	Specification for 18% nickel-cobalt-molybdenum maraging steel forging stock, forgings, bars and parts (1800 MPa: double vaccuum melted)

Application:Specification for 18% nickel-cobalt-molybdenum maraging steel forging stock, forgings, bars and parts (1800 MPa: double vaccuum melted)

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.015
Si		0.10
Mn		0.10
P		0.010
S		0.010
Cr		0.25
Ni	17.00	19.00
Mo	4.60	5.20
Ti	0.03	0.60
Co	7.00	8.50
Al	0.05	0.15
B		0.0050
Zr		0.02
Ca		0.05

Mechanical Properties

Tensile strength	151～189	σb/MPa
Yield Strength	667	σ 0.2 ≥/MPa
Elongation	97	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	426～811	-
HRC	30	-

Physical Properties

Thermal expansion	85-00	e-6/K
Thermal conductivity	88-59	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6319-8555	째C
Density	1105-1919	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)
S.162 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