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B.S. 2HR202 Details

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2HR202 Application:Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5)

Category Type Grade Designations
Grades Stainless Steels 2HR202 UK - B.S. , BS 2HR 202 (1973) - Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5)
BS 3HR 202 (2009) - Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5)

Chemical composition(wt.%) of 2HR202 grade: BS 2HR 202 (1973)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.13
Si - 1.00
Mn - 1.00
P - -
S - 0.015
Cr 18.00 21.00
Ni - remaining
Mo - -
Co 15.00 21.00
Ti 2.00 3.00
Fe - 1.50
Al 1.00 2.00
Cu - 0.20
B - 0.020
Bi - 0.0001
Pb - 0.002
Ag - 0.0005
Zr - 0.15
Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5)

Mechanical properties of grade 2HR202 BS 2HR 202 (1973)

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)
431 (≥) 869 (≥) 14 22 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical properties of grade 2HR202 BS 2HR 202 (1973)

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
176 (≥) 335 (≥) 31 33 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 341
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
672 799 234

2HR202 - 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
2HR202 B.S. UK
Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5)

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