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B.S. S.162 Details

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S.162 Application:Specification for 18% nickel-cobalt-molybdenum maraging steel forging stock, forgings, bars and parts (1800 MPa: double vaccuum melted)

Category Type Grade Designations
Grades Stainless Steels S.162 UK - B.S. , BS S 162 - Specification for 18% nickel-cobalt-molybdenum maraging steel forging stock, forgings, bars and parts (1800 MPa: double vaccuum melted)

Chemical composition(wt.%) of S.162 grade: BS S 162

Elements Min.(≥) Max.(≤) Similar Remarks
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
Specification for 18% nickel-cobalt-molybdenum maraging steel forging stock, forgings, bars and parts (1800 MPa: double vaccuum melted)

Mechanical properties of grade S.162 BS S 162

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
213 (≥) 498 (≥) 44 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 314

Physical properties of grade S.162 BS S 162

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
148 (≥) 649 (≥) 33 44 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 411
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
352 643 935

S.162 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
S.162 B.S. UK
Specification for 18% nickel-cobalt-molybdenum maraging steel forging stock, forgings, bars and parts (1800 MPa: double vaccuum melted)

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