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HR203

Favorite Datasheet
HR55 HR204
#HR203

Description

UK B.S. BS HR 203, BS 2HR 203 (2009), HR203 Specialsteel Specification for nickel-chromium-titanium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 0.4) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: HR203
Category Class Grade Standard Country Application
Steel GradesSpecialsteel HR203 B.S. UK Specification for nickel-chromium-titanium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 0.4)

Chemical composition(mass fraction)(wt.%) of the HR203

C Si Mn P S Cr Ni Mo Co Ti Fe Cu Pb
0.08 -0.15 ≤1.00 ≤1.00 ≤ ≥ ≤0.020 18.00 -21.00 ≤remaining ≤ ≥ ≤0.50 0.20 -0.60 ≤5.00 ≤0.50 ≤0.005

Mechanical Properties of steel grade HR203

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)
156 (≥) 741 (≥) 43 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade HR203

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
34 - -     0.23 -  
817 343 - 12.3 344   -  
916 - 13 43.2   131 143

Heat Treatment of steel grade HR203

Heat treated : 1392°C - 1485°C

Technological Curves of steel grade HR203

Relevant standard of HR203

BS HR 203 Specification for nickel-chromium-titanium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 0.4) BS-HR-203.pdf
BS 2HR 203 (2009) Specification for nickel-chromium-titanium heat-resisting alloy plate, sheet and strip (nickel base, Cr 19.5, Ti 0.4) BS-2HR-203-(2009).pdf
HR55 HR204
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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