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UNITEMP 750

Description

USA SAE SAE J 470 (1976), UNITEMP 750 Specialsteel Wrought nickel and nickel-related alloys and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: UNITEMP 750
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel UNITEMP 750 Precipitation-Hardening SAE USA Wrought nickel and nickel-related alloys

Chemical composition(mass fraction)(wt.%) of the UNITEMP 750

C Si Mn Cr Ni Mo Co W Al Cu Ti Fe Nb B
≤0.04 ≤ ≥ ≤ ≥ ≤15.50 ≤remaining ≤ ≥ ≤ ≥ ≤ ≥ ≤1.20 ≤ ≥ ≤2.30 ≤7.00 ≤1.00 ≤0.003

Mechanical Properties of steel grade UNITEMP 750

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)
722 (≥) 614 (≥) 11 41 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical Properties of steel grade UNITEMP 750

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
42 - -     0.33 -  
335 351 - 32.3 331   -  
217 - 13 14.2   434 123

Heat Treatment of steel grade UNITEMP 750

Heat treated : 1439°C - 1462°C

Technological Curves of steel grade UNITEMP 750

Relevant standard of UNITEMP 750

SAE J 470 (1976) Wrought nickel and nickel-related alloys SAE-J-470-(1976).pdf

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