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Cobalt base superalloys
Date (default)
Cobalt base superalloys
- Buffer layers - Build up - Cladding - Joining
- Cast iron
- Dissimilar & stainless steels
- Manganese steel
- Metal-to-Earth wear
- High impact, high abrasion
- High stress, high abrasion
- Overalloyed solutions
- Severe abrasion
- Severe abrasion with corrosion
- Severe abrasion with erosion
- Severe abrasion with erosion, temperature
- Severe impact
- Metal-to-Metal wear
- Cold wear
- Hot wear (tool steel)
- Hot wear with corrosion & thermal fatigue
- Superalloy Hardfacing
- Iron base superalloys
- Nickel base superalloys
- Tungsten carbide base superalloys
Available forms
Hardness
Major hard-phase(s)
Suitability - Abrasion
Suitability - Corrosion
Suitability - Erosion
Suitability - Impact
Suitability - Temperature
- EN 14700 alloy category: Co1
- Available forms: Bare rods, welding electrodes, cored wires, atomized powders
- Major alloying elements: C, Si, Mn, Cr, Ni, W, Mo, Fe, Co
- Major hard-phase(s): -
- Hardness as per DIN 32525-4: 29 - 40 HRC / 290 - 430 HV
- Service temperature: 700 C
- Weld deposit density: ~ 8.33 g/cc
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- EN 14700 alloy category: Co2
- Available forms: Bare rods, welding electrodes, cored wires, atomized powders
- Major alloying elements: C, Si, Mn, Cr, Ni, W, Mo, Fe, Co
- Major hard-phase(s): CrW carbides
- Hardness as per DIN 32525-4: 46 - 51 HRC / 450 - 540 HV
- Service temperature: 700 C
- Weld deposit density: ~ 8.50 g/cc
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- EN 14700 alloy category: Co2
- Available forms: Bare rods, welding electrodes, cored wires, atomized powders
- Major alloying elements: C, Si, Mn, Cr, Ni, W, Mo, Fe, Co
- Major hard-phase(s): CrW carbides
- Hardness as per DIN 32525-4: 40 - 45 HRC / 390 - 450 HV
- Service temperature: 600 C
- Weld deposit density: ~ 8.44 g/cc
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- EN 14700 alloy category: Co3
- Available forms: Bare rods, welding electrodes, cored wires, atomized powders
- Major alloying elements: C, Si, Mn, Cr, Ni, W, Mo, Fe, Co
- Major hard-phase(s): CrW carbides
- Hardness as per DIN 32525-4: 53 - 57 HRC / 550 - 650 HV
- Service temperature: 800 C
- Weld deposit density: ~ 8.7 g/cc
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