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UNILOY 620

UNILOY 620

Low-temperature, high-alloy electrode for strong, ductile, corrosion- and heat resistant welds on a wide range of steels, including stainless steel.

PRODUCT DESCRIPTION:

• High-alloy formulation for versatile joining and overlays.
• Suitable for medium/high carbon steels, low/medium/ high alloy steels.
• Ideal for stainless steel-carbon steel joining & cladding
• Provides high tensile strength, ductility, and resistance to heat and corrosion.

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Applications

STANDARD:

ASME SEC-II-C
AWS SFA 5.4, E309L (mod)

ALLOYING ELEMENTS:

C, Si, Mn, Cr, Ni

TENSILE STRENGTH:

68 kgf/mm2 (min)

ELONGATION:

30%

PACKAGE SIZES:

5 KG, 20 KG

TIP COLOR

SKY BLUE

COATING COLOR

LIGHT GREY

 

 

Size Welding Amperage
3.15 mm 90-110 A
4.00 mm 100-140 A
5.00 mm 140-190 A

Product Specification

• Works well on restrained joints.
• High strength and crack resistance.
• High tensile strength & ductility

• Special Cr-Ni-Mo alloy blend ensuring high ductility and corrosion resistance.
• Optimized for dissimilar metal compatibility.

• Degrease to remove oil/grease.
• Gouge or grind out cracks, damaged, fatigued metal.
• Use AC or DC+ polarity, hold short arc.
• Apply short skip welding with staggered stringer beads.
• Chip slag between passes, peen while hot.
• Preheat only for very heavy sections.

• Track pads, furnace parts, bucket repairs.
• Cooler plates, apron feeder pans.
• Steel Gear rebuilding

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