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CHROMEL

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CARPENTER 20 Cb 3 CHROMEL A
#Chromel

Description

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

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

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

C Si Mn P S Ni Cr Al Cu Ti Fe Mo Co B
≤0.15 ≤0.25 ≤0.25 ≤ ≥ ≤ ≥ ≤remaining 9.00 -11.00 ≤ ≥ ≤ ≥ ≤ ≥ ≤0.50 ≤ ≥ ≤ ≥ 0.003 -0.015

Mechanical Properties of steel grade CHROMEL

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)
185 (≥) 941 (≥) 23 31 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade CHROMEL

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
11 - -     0.13 -  
319 752 - 34.3 212   -  
829 - 41 42.2   123 244

Heat Treatment of steel grade CHROMEL

Heat treated : 1498°C - 1535°C

Technological Curves of steel grade CHROMEL

Cross Reference Table (Equivalent Grade) of CHROMEL

Grade Standard Country Application
Chromel

Relevant standard of CHROMEL

SAE J 470 (1976) Wrought nickel and nickel-related alloys SAE-J-470-(1976).pdf
CARPENTER 20 Cb 3 CHROMEL A
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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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