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Nichrome I

Description

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

Datasheet for: Steel Grades:Specialsteel: Nichrome I
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel Nichrome I Precipitation-Hardening UNS USA Wrought nickel and nickel-related alloys

Chemical composition(mass fraction)(wt.%) of the Nichrome I

C Si Mn Cr Ni Mo Co W Al Cu Ti Fe
≤0.15 0.75 -1.60 ≤1.00 14.00 -18.00 ≤57.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤ ≥ ≤remaining

Mechanical Properties of steel grade Nichrome I

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)
176 (≥) 778 (≥) 31 42 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade Nichrome I

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
24 - -     0.13 -  
227 412 - 44.3 114   -  
475 - 22 23.2   412 211

Heat Treatment of steel grade Nichrome I

Heat treated : 1247°C - 1295°C

Technological Curves of steel grade Nichrome I

Cross Reference Table (Equivalent Grade) of Nichrome I

Grade Standard Country Application
Nichrome
Nichrome V

Relevant standard of Nichrome I

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

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