What is the main difference between copper-coated and copper-free ER70S-6 welding wire?The primary difference lies in the surface treatment of the **ER70S-6 welding wire**. **Copper-coated ER70S-6** has a thin layer of copper electroplated onto its surface, while **copper-free ER70S-6** has a specia

What is the primary difference between ER70S-6 and ER70S-G MIG welding wires?The fundamental distinction between **ER70S-6** and **ER70S-G** gas-shielded MIG welding wires lies in their specific chemical compositions and, consequently, their standardization. **ER70S-6** is a highly standardi

Catalogue of Sanzhong Welding: Chinese Welding Wire ManufacturersWelcome to Sanzhong Welding, a leading Chinese manufacturer of welding wires and related products. We are committed to providing our customers with high-quality welding solutions and exceptional service. Here is a brief catalogue of ou

ER70S-G welding wire is mainly used for welding low carbon steel and high-strength steel of 490MPa grade, and is also suitable for welding low-temperature aluminum killed steel.In addition, ER70S-G welding wire is also suitable for welding high current thick plates, such as welding steel structures

We have more than 20 years experience in exporting welding wire .Hope this article can help both us start long relation and know each other good.As my experience for the dia 0.8MM and 0.9MM mostly used by developed country and area.dia 1.0MM and 1.2MM mostly used by developing country and area.10yea