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B.S. HR10 Details

B.S. HR10 Standard Download

HR10 Application:Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy billets, bars, forgings and parts (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)

Category	Type	Grade	Designations
Grades	Stainless Steels	HR10	UK - B.S. , BS HR 10 (1972) - Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy billets, bars, forgings and parts (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5) BS 2HR 10 (2010) - Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy billets, bars, forgings and parts (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)

Chemical composition(wt.%) of HR10 grade: BS HR 10 (1972)

Elements	Min.（≥）	Max.（≤）
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
Al+Ti	2.40	2.80

Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy billets, bars, forgings and parts (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)

Mechanical properties of grade HR10 BS HR 10 (1972)

Proof strength R_p0.2 (MPa)	Tensile strength R_m (MPa)	Impact energy KV (J)	Elongation at fracture A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
672 (≥)	665 (≥)	33	34	31	Solution and Aging, Annealing, Ausaging, Q+T,etc	331

Physical properties of grade HR10 BS HR 10 (1972)

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
113 (≥)	192 (≥)	44	31	33	Solution and Aging, Annealing, Ausaging, Q+T,etc	131
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
427	149	144

HR10 - Form of Supply

Product type	Products	Dimension	Processes	Deliver Status
Plates / Sheets	Plates / Sheets	0.08-200mm(T)WL	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
HR10	B.S.	UK	Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy billets, bars, forgings and parts (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)
HR10	B.S.	UK	Specification for nickel-cobalt-chromium-molybdenum-titanium-aluminium heat-resisting alloy billets, bars, forgings and parts (nickel base, Co 20, Cr 20, Mo 5.9, Ti 2.1, Al 0.5)

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