DONGGUAN TONJA Industrial CO.LTD is a professional enterprise engaged in sheet metal processing, with various types of secondary welding equipment, able to provide customers with high-quality sheet metal secondary welding services. 
Our sheet metal secondary protection welding process uses welding wire and carbon dioxide protection, which can weld materials such as low-carbon steel and low alloy steel. It has high welding efficiency, good weld formation, high mechanical properties, and is suitable for large-scale production. 
Our sheet metal secondary welding parts are widely used in fields such as electronics, communication, machinery, automotive, medical, etc., and have received unanimous praise from customers. Our sheet metal secondary welding service is also suitable for welding thick plates, large structures, pipelines, containers, etc., and is also suitable for field operations.

What is the specific process flow for Steel Sheet Metal Fabrication?

The steel sheet metal processing process includes key steps such as material selection, pretreatment, cutting, forming and processing, welding, surface treatment, assembly, quality inspection, packaging and transportation, and after-sales service.