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ER120S - Mild Steel TIG Welding Rod - 1lb. Pack

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High-Performance Mild Steel TIG Welding Rod.

AWS A5.28 Grade
Class ER120S
Available Diameters .045", 1/16", 3/32" & 1/8"
Length 36" (914mm)
Weight 1 lb. Pack

Approximate number of rods per 1 lb. pack for each diameter:

  • .045" (1.14mm): 36 - 40
  • 1/16" (1.6mm): 26 - 30
  • 3/32" (2.4mm): 12 - 16
  • 1/8" (3.2mm): 8 - 10

ER120S-1 AWS A 5.28 CLASS ER 120S-1

ER120S-1 is designed to weld a wide variety of low alloy high strength steels where high strength and ductility are critical.

ER120S-1 provides welds with high notch toughness, yield strength, and impact resistance.

ER120S-1 can be welded with interpass temperatures as low as 300°F while also offering high ductility to -75°F.

Typical applications include welding high yield low alloy steels such as T-1, HY-80, HY-100, found in pressure vessels, bridges, and in shipbuilding.

Tensile strength: 120,000 psi.

Yield strength: 110,000 psi.

Elongation is 15%.

Charpy V-notch @ -60°F is 60 ft. lbs.

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