... 5*30*156 mm 4.Use: machinery, automobile, industrial parts 1.Description: Sheet metal stamping parts2.Material: Q235(Cold ... ,Bending,welding6.Use: machinery parts , automobile, industrial , furnitureOur factory specializes in manufacturing sheet metal parts, stamping parts, mechanical parts, plastic products, molds and ... welding equipment, carbon arc welding equipment and others) in our firm .