ER70S‑6 conforms to AWS A5.18. The designation breaks down as follows:
ER – Electrode or filler rod
70 – Minimum tensile strength of the deposited weld metal: 70,000 psi (~490 MPa)
S – Solid wire
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Introduction
Aluminum welding requires the right filler material to ensure strong, crack-free joints and excellent corrosion resistance. Among the most widely used aluminum welding rods are E4043...
Selection of welding electrode according to the chemical composition, mechanical properties, anti-cracking performance requirements, at the same time, taking into account the welding structure, ste...
Material cost is a major component of any welding project, and electrodes are no exception. Overestimating ties up capital in unused inventory; underestimating causes delays and emergency orders....
The energy source of brazing can be chemical reaction heat or indirect heat energy. It uses a metal with a melting point lower than that of the material to be welded as the solder. After heating, t...
One of the most frustrating moments for a beginner welder is striking an arc only to have the electrode stick to the workpiece. It sticks, glows red, and you scramble to twist it free. Don’t worry...