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Description

UK B.S. BS HR 206 (1973), BS 2HR 206 (2009), HR206 Specialsteel 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) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: HR206
Category Class Grade Standard Country Application
Steel GradesSpecialsteel 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)

Chemical composition(mass fraction)(wt.%) of the HR206

C Si Mn P S Cr Ni Mo Co Ti Fe Al Ag Al+Ti Cu B Bi Pb
0.04 -0.08 ≤0.40 ≤0.60 ≤ ≥ ≤0.007 19.00 -21.00 ≤remaining 5.60 -6.10 19.00 -21.00 1.90 -2.40 ≤0.70 0.30 -0.60 ≤0.0005 2.40 -2.80 ≤0.20 ≤0.005 ≤0.0001 ≤0.002

Mechanical Properties of steel grade HR206

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
145 (≥) 927 (≥) 13 41 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 214

Physical Properties of steel grade HR206

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
22 - -     0.13 -  
887 268 - 41.3 433   -  
823 - 34 33.2   112 141

Heat Treatment of steel grade HR206

Heat treated : 1522°C - 1556°C

Technological Curves of steel grade HR206

Relevant standard of HR206

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-HR-206-(1973).pdf
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) BS-2HR-206-(2009).pdf

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