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Shanghai Tankii Alloy Material Co., Ltd.

Alchrome Alloy, Fecral Alloys, Heating Resistance Alloy manufacturer / supplier in China, offering Ocr21al4 Fecral Electric Resistance Heating Wire, Silver Filler Metals for Brazing, Welding Wire -- BAg-8, N60 Stranded Wire and so on.

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Ocr21al4 Fecral Electric Resistance Heating Wire

FOB Price: Get Latest Price
Min. Order: 1 Piece
Port: Shanghai, China
Production Capacity: 5000 Tons/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal

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Basic Info
  • Model NO.: ocr21al4
  • Material: Fecral
  • Wire: 0.01-10mm
  • Strip: :0.05*5.0-5.0*250mm
  • Trademark: TANKII
  • Specification: ASTM B603, DIN 17470, JIS C2520, GB/T1234
  • Product Type: Wire
  • Carbon Content: Low Carbon
  • Ribbons: :0.05*0.2-2.0*6.0mm
  • Bar: 10-50mm
  • Transport Package: Waterproof Film, Weave Bag, Pallet
  • Origin: Tankii, China
Product Description
Ocr21al4 Fecral Electric Resistance Heating Wire
OCr21Al4 is one kind of normal material of Fe-Cr-Al  alloy.
FeCrAl alloy has the characteristic of high resistivity,low temperature  resistance coefficient,high operating temperature,good anti-oxidation and anti-corrosion  under high temperature.
 
It is widely used in industrial furnace, household appliances, industry furnace, metallurgy, machinery, aircraft, automotive, military and other industries producing heating elements and resistance elements.
 
FeCrAl alloy series: OCr15Al5,1Cr13Al4, 0Cr21Al4, 0Cr21Al6, 0Cr25Al5, 0Cr21Al6Nb,0Cr27Al7Mo2, and etc.
 
Size dimension range:
Wire: 0.01-10mm
Ribbons: 0.05*0.2-2.0*6.0mm 
Strip: 0.05*5.0-5.0*250mm 
Bar:10-50mm


Specification
 

Alloy Nomenclature Performance
0Cr21Al4
Main Chemical compositionCr18.0-21.0
Al3.0-4.2
Reopportune
FeRest
  
Max. continuous service temp. of element(°C)1100
Resistivity at 20ºC(μΩ·m)1.23
Density(g/cm3)7.35
Thermal conductivity(KJ/m·h·ºC)46.9
Coefficient of lines expansion(α×10-6/ºC)13.5
Melting point approx.( ºC)1500
Tensile strength(N/mm2)600-700
Elongation at rupture(%)>14
Variation of area(%)65-75
Repeat Bending frequency(F/R)>5
Hardness(H.B.)200-260
continuous service time(Hours/ ºC)≥80/1250
Micrographic structureFerrite
Magnetic propertiesMagnetic
 


Has been used extensively as heating elements in industrial furnaces and electrical kilns.

Has less hot strength than Tophet alloys but much higher melting point.


Our Services
1)  Pass ISO9001 and SGS certification.
2)  Samples free available.
3)  OEM service.
4)  Manufacturer test certificate will be provided If necessary.
5)  Good packing methods to keep goods safe.
6)  Choose safe,quick,price reasonable forwarder to transport for our customers.
7)  Short delivery time.

SHANGHAI TANKII ALLOY MATERIAL CO., LTD

ALCHROME AND FECRAL ALLOY PRODUCER IN CHINA, MOST PROFESSINAL IN THE WORLD
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