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Hardfacing Alloy #
21 |
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Room Temperature |
600 deg C |
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Typical Hardness RC |
27-30 |
13 |
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Specifications |
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American: |
AWS A5.13 ERCoCr-E*, AWS A5.21
ECoCr-E* |
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European: |
DIN 8555: E20-UM-350-CKTZ |
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UNS: |
R30021, W73021 |
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* Standard specification for this product. Other
specifications may be for similar products. |
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Description and Typical Usage |
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| Deposit type & process - Cobalt
based deposit of Stellite 21 "type". Deposit via TIG, MIG, or SMA. |
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| Properties - Very good
strength and ductility up to 1150˚C.
Resistant to thermal shock and oxidation. Excellent |
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resistance to galling and cavitation. Work hardens. |
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| Typically used to surface
- Hot forging dies, forging tools and hot shears, extrusion nozzles,
motor valves, gas |
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turbine blades, mixers, rings, etc. |
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Electrodes |
Solid Wire and Rod |
Cored Wire |
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Specification |
AWS A5.13 ECoCr-E |
AWS A5.13 ERCoCr-E |
AWS A5.13 ERCCoCr-E |
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Straight Lengths |
14"
( 356 mm) long 10 lb (4.5 kg) containers |
36"
(914 mm) or 1000 mm long 10 lb
(4.5 kg) containers |
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Spools / Coils |
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25
lb or 33 lb (15 kg) Spools* |
25
lb or 33 lb (15 kg) Spools |
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Diameter inches |
3/32, 1/8, 5/32, 3/16, 1/4, 5/16, 3/8 |
.045, .062, .078, 3/32, 1/8, 5/32,
3/16, 1/4, 5/16, 3/8 |
.045, .062, .093 |
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Diameter mm |
2.6, 3.2, 4, 5, 6.4, 8, 10 |
1.2, 1.6, 2, 2.6,3.2, 4, 5,
6.4, 8, 10 |
1.2, 1.6, 2.4 |
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* In diameters through .078" (2 mm) |
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Nominal Chemistry - % |
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(Main Classifying Elements Only) |
Get
Quotation: Sales |
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Solicite un Precio |
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Cobalt base with: |
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C |
0.25 |
Other Hardfacing Products |
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Cr |
27 |
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Mo |
5 |
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Ni |
2.5 |
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| Stellite® & Tribaloy® are
registered trademarks of Deloro Stellite.
Stoodite® is a registered trademark of Thermadyne. |
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