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B.S. HR206 Details

Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)

B.S. HR206 Standard Download

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HR206 Application:Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)
Category Type Grade Designations
Grades Stainless Steels HR206 UK - B.S. , BS HR 206 (1973) - Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)
BS 2HR 206 (2009) - Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)
Chemical composition(mass fraction)(wt.%)
Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04 0.08
Si - 0.40
Mn - 0.60
P - -
S - 0.007
Cr 19.00 21.00
Ni - remaining
Mo 5.60 6.10
Co 19.00 21.00
Ti 1.90 2.40
Fe - 0.70
Al 0.30 0.60
Ag - 0.0005
Al+Ti 2.40 2.80
Cu - 0.20
B - 0.005
Bi - 0.0001
Pb - 0.002
Mechanical properties of grade HR206
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)
849 (≥) 436 (≥) 23 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 422
Physical properties of grade HR206
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
926 (≥) 687 (≥) 14 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 424
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
247 716 473
HR206 Range of products
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
HR206 B.S. UK
Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy plate, sheet and strip (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)