Model: METCO 445
Metallic Overlay Welding PowderSpecial Features:
Nsn is used to purchase a of 20containrs to a of 59 containers; cu 10al, aluminum bronze, clad; -106+45 um (-140+325 mesh); rb 55 hardness; certification fp 5045 type xvii, mil 1687 and msrr 9507/38; texture/finish as-sprayed 500-550, machined 25; coating numbers p445-10 and t445-10; 3500psi bond strength; self-bonding aluminum bronze, copper-aluminum composite.Use in applications requiring aluminum-bronze type coatings with good wear resistance.Abrasive wear is 2-3 times better than combustion sprayed aluminum bronze coatings and 1-2 times better than arc sprayed coatings.Recommended for salvage and build-up applications on copper alloy substrates.No build-up thickness limitation.Recommended to bond ceramics and tungsten carbides to copper based alloys
Properties:
A metallic powder used for coating metallic or nonmetallic surfaces by the welding process, to produce a surface resistant to abrasion and/or corrosion. It may be applied with an oxy-acetylene torch, furnace, or with a spray weld gun.
Part METCO 445 NSN 3439-01-478-7527
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
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Schedule B and Export
- Schedule B: 8515902000
- SITC: 73739
- End Use: Metalworking machine tools
- NAICS: 333992
- USDA: 1
Freight Class: Welding machine parts and parts of apparatus
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