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HR52

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HR51 HR53
#HR52

Description

UK B.S. BS 2HR 52 (2010), BS HR 52, HR52 Specialsteel Specification for heat-resisting alloy billets, bars, forgings and parts (Ni 25.5, Cr 14.7, Ti 1.8, Mn 1.5, Mo 1.2, V 0.3, Fe remainder) and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: HR52
Category Class Grade Standard Country Application
Steel GradesSpecialsteel HR52 B.S. UK Specification for heat-resisting alloy billets, bars, forgings and parts (Ni 25.5, Cr 14.7, Ti 1.8, Mn 1.5, Mo 1.2, V 0.3, Fe remainder)

Chemical composition(mass fraction)(wt.%) of the HR52

C Si Mn P S Cr Ni Mo Co Ti Fe Al V B Pb
≤0.06 ≤0.50 ≤2.00 ≤0.020 ≤0.015 13.50 -16.00 24.00 -27.00 1.00 -1.50 ≤ ≥ 1.70 -2.00 ≤remaining ≤0.35 0.10 -0.50 0.0030 -0.0100 ≤0.005

Mechanical Properties of steel grade HR52

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)
789 (≥) 491 (≥) 22 13 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical Properties of steel grade HR52

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
43 - -     0.13 -  
393 692 - 44.3 443   -  
141 - 21 21.2   311 324

Heat Treatment of steel grade HR52

Heat treated : 1791°C - 1179°C

Technological Curves of steel grade HR52

Relevant standard of HR52

BS 2HR 52 (2010) Specification for heat-resisting steel billets, bars, forgings and parts (Ni 25.5, Cr 14.7, Ti 1.8, Mn 1.5, Mo 1.2, V 0.3) BS-2HR-52-(2010).pdf
BS HR 52 Specification for heat-resisting alloy billets, bars, forgings and parts (Ni 25.5, Cr 14.7, Ti 1.8, Mn 1.5, Mo 1.2, V 0.3, Fe remainder) BS-HR-52.pdf
HR51 HR53
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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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