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National Stock Number:
3439-01-478-7527
Federal Supply Class:
3439
National Item Identification Number:
014787527
Description:
WELDING POWDER,METALLIC OVERLAY
Detail:
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.
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Manufacturer Information:
| METCO 445 | 01FK3 | OERLIKON METCO US INC | | POWCVC | 13873 | DLA AVIATION |
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Techincal Specification:
| CONTENT WITHIN EACH UNIT PACKAGE | 5.0LBS | | SPECIAL FEATURES | NSN IS USED TO PURCHASE A MINIMUM OF 20CONTAINRS TO A MAXIMUM 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 |
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