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Flux-Cored Wires 250 K Series
FLUX-CORED WIRES
250 KÂ Series
Austenitic Hardfacing
Features:
TFY-250KÂ is a flux core wire of the Mn-Cr-type. The complete austenitic weld material shows high plasticity and can be applied as a buffer layer. Deposits can be work hardened up to 500 HB, are stainless and not magnetic. The deposits resist high shrinkage and impact stresses.
Application:
Repair of manganese steel buckets and shovels, high tensile tools and dies, clutches, crane wheels, earthmoving undercarriage parts, gear wheels, etc.
Chemical composition (in wt-%):
| C | Si | Mn | Cr | Ni | Mo | V | Fe |
| 0.4Â Â Â | 0.5Â Â Â | 16Â Â Â | 14Â Â Â | 1.2Â Â Â | 0.6Â Â Â | 0.2Â Â Â Â | Balance |
Physical Characteristics:
| Hardness:Â Â Â Â Â Â Â Â Â Â Â Â Â Â | 200 – 250 HB when deposited |
| Â | 450 – 500 HB when deposited |
Classification:
|
DIN EN14700
|
Â
|
|
T Fe9
|
Â
|
Packaging:
| Spool “S” | 15 kg |
| Coil “B” | 25 kg |
| Drum | 250 kg |
Operating Data:
|
Ømm
|
Øinch
|
Amps
|
Voltage
|
|
1.6
|
1/16
|
180-220A
|
20-26V
|
|
2.0
|
5/64
|
220-250A
|
22-26V
|
|
2.4
|
3/32
|
260-300A
|
24-27V
|
|
2.8
|
7/64
|
300-340A
|
27-28V
|
Please observe all appropriate safety regulations in force. The technical information given in this data sheet reflects the present state of knowledge. They do not form part of any sales contract as guaranteed properties of the delivered materials.
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