Inweld ER 100S-1 is a high-strength low-alloy MIG wire designed for welding steels requiring 100,000 psi tensile strength. This 0.045″ x 33 lb spool meets AWS A5.28 specifications, producing crack-resistant welds with excellent impact toughness. Ideal for high-strength structural applications, heavy equipment, and critical fabrications where superior mechanical properties are required.
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