0Cr21Al4

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Negotiable / Kilogram

50 Kilograms(Min. Order)

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Product Description

*Similar Grade

JIS

ASTM

DIN

W.Nr

ГОСТ

0Cr21Al4

FCHW-2

FCHRW-2

Ⅲ

Alchrom-205

CrAl 20 5

1.4767

*Specification

GB/T 1234-2012, JIS C2520-1999, ASTM B603, DIN 17470/17471-1984

*Product Forms

Wire, Mesh, Conveyor, Rod, Bar, Ribbon, Strip, Tape

*Brief

0Cr21Al4 is an iron-chromium-aluminium alloy (FeCrAl alloy) for use at temperatures up to 900℃.

*Chemical Composition, %

Alloy	C	P	S	Mn	Si	Cr	Ni	Al	Fe
0Cr21Al4	≤0.10	≤0.025	≤0.025	≤0.7	≤1.0	18.0-21.0	≤0.6	3.0-4.2	Rest

*Physical Properties

Max working temperature, ℃	1100	Elongation at rupture, %	>12
Resistivity, μΩ·m, 20℃	1.23	Variation of area, %	65-75
Density, g/cm³	7.35	Repeat Bending frequency, F/R	>5
Thermal conductivity, KJ/m.h℃	46.9	Hardness H.B.	200-260
Coefficient of lines expansion, α×10^-6/℃	13.5	continuous service time Hours/ ℃	≥80/1250
Melting point approx, ℃	1500	Micrographic structure	Ferrite
Tensile strength, N/mm²	600-700	Magnetic properties	Magnetic

*Feature

The alloy with the characteristics of high resistivity, low temperature coefficient of electric resistance, high operating temperature, good oxidation resistance under high temperature.

*Application

It is widely used in industrial electric furnace, household electrical appliance and far infrared ray device.

Such as panel heaters, infrared heaters, warming plates, in cartridge heaters, storage heaters, ceramic heaters for cooking plates, kilns elements, radiators, in quartz tube heaters for space heating, toasters, toaster ovens, industrial infrared dryers, coils on molded ceramic fibre for cooking plates with ceramic hobs and so on.