This BOSSWELD 70S-4 copper coated carbon steel TIG wire is designed for precision TIG welding applications, particularly suited for professionals working on mild steel structures. It offers a typical tensile strength of 490MPa, ensuring durable and reliable welds.

Manufactured to meet AWS A5.18 ER70S-4 specifications, this 1.6mm diameter wire is ideal for root pass welding of pipes and is widely used in the fabrication of tanks, boilers, steel structural works, earthworks, and general construction projects. The copper coating enhances weld quality and provides compatibility with both TIG and oxy welding processes.

Key features include:

• Copper coated wire optimized for TIG and oxy welding
• Higher strength welds suitable for demanding applications

Typical applications encompass boilers and pressure vessels, as well as root runs in single-sided weld joints, making it a versatile choice for industrial welding tasks requiring strong, clean welds.