Deskripsyon
Basic coated Chromium alloyed Mn-steel stick electrode
Classifications
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DIN 8555
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EN 14700
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E 7-UM-250-KPR
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E Fe9
Characteristics and field of use
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Suitable for build-up and claddings on part subject to highest pressure and shock in combination with abrasion.
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Surfacing can be made on ferritic steel as well as austenitic hard Mn-steel and joints on hard Mn-steel can be welded.
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Main application are in the mining, cement, crushing plant, steel works, thermal power plant where working parts are regenerated, such as breaker jaws, frogs, cross pieces, paving breakers, crusher hammer & rotors, railway points & crossing, etc.
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Rapid work hardening and high toughness.
Hardness of the pure weld metal
As welded : 260 HB
After work hardened : 48-53 HRC
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