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The mechanical properties of the H39 alloy steel make the Columbia Steel buckets superior to competitive cast iron elevator buckets in strength, hardness and toughness.
Mechanical Properties of H39 Alloy:
> Ultimate Strength -
210,000 psi
> Hardness - 444 HB
> Elongation - 9%
> Toughness (Charpy) -
23 ft-lb
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Columbia Steel has focused its elevator bucket design and metallurgy for severe abrasive service conditions, like those found with cement clinker.
Increase Wear Life with Xtend Process® Hard Facing
Columbia Steel elevator buckets can be supplied with Xtend Process high carbide overlays applied in high wear areas. Wear life of most elevator buckets can be extended with Xtend added to the lip of the bucket, as shown below.
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