UNILOY 624

Low heat duplex electrode for crack-resistant joining of dissimilar and high-strength steels.

PRODUCT DESCRIPTION:

• Ideal for dissimilar/unknown steels
• Crack-resistant, high-strength welds
• Excellent for wear overlays
• Duplex structure offers resilience

Applications

STANDARD:

ASME SEC-II-C,
AWS A5.4 E312

ALLOYING ELEMENTS:

C, Si, Mn, Cr,Ni

TENSILE STRENGTH:

70-85 kgf/mm2 (Min)

PACKAGE SIZES:

5 KG – 20 KG

KEY FEATURES:

• High tensile strength
• Superior crack resistance
• Wear-resistant overlays
• No preheat (usually)

WELD DEPOSIT CONTAINS:

• Ferrite
• Austenite
• Nickel
• Chromium

WELDING GUIDELINES:

• Grind out damaged metal
• Use AC/DC+ source
• Short stringer beads
• Skip/stagger weld sequence
• Peen while hot

TYPICAL APPLICATIONS:

• Shaft splines
• Spur gears
• Excavator buckets
• Gearbox shafts