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H-46

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D-H 400 A 646 Grade HP 9-4-20
#H-46

Description

USA UNS SAE J 467 (1968), H-46 Specialsteel Special Purpose Alloys ("Superalloys") and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: H-46
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel H-46 Precipitation-Hardening UNS USA Special Purpose Alloys ("Superalloys")

Chemical composition(mass fraction)(wt.%) of the H-46

C Si Mn Ni Cr Al Cu Ti Fe Mo Co V N Nb
≤0.17 ≤0.40 ≤0.65 ≤0.45 ≤12.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤remaining ≤0.65 ≤ ≥ ≤0.30 ≤0.08 ≤0.40

Mechanical Properties of steel grade H-46

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)
235 (≥) 359 (≥) 23 32 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade H-46

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
44 - -     0.44 -  
971 433 - 31.3 443   -  
781 - 43 32.2   443 433

Heat Treatment of steel grade H-46

Heat treated : 1289°C - 1569°C

Technological Curves of steel grade H-46

Cross Reference Table (Equivalent Grade) of H-46

Grade Standard Country Application
H-46

Relevant standard of H-46

SAE J 467 (1968) Special Purpose Alloys ("Superalloys") SAE-J-467-(1968).pdf
D-H 400 A 646 Grade HP 9-4-20
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