Astro HSS-1 Hardfacing Alloy

Description

TYPICAL APPLICATIONS:

Ideal for use on piercing dies, blanking dies, knives, shears, drills, boring tools and machine tool parts subjected to wear.  Also used for fabrication and overlay of composite dies.

QUALITIES:

• Hardness 62-63 RC as deposited
• up to 66 RC after tempering

WELDING PROCEDURES:

Clean weld area.

Remove fatigued metal.

Preheat part to be welded 260C (500F) to 540C (1000F) maintaining this temperature during the welding operation.

Use AC or DC electrode positive (+).

Employ stringer beads, not weave beads.

Skip weld and peen each deposit to relieve stress.