Metal Fabricating Glossary

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commercial steel



  1. A designation of a grade of steel suitable for moderate forming processes. Material of this quality is ductile enough to be bent flat on itself in any direction in a standard bending process. The term is commonly used to designate mild steel. Also known as CS (commercial steel) or CQ (commercial quality). Also see deep-drawing steel, drawing steel, and extra-deep-drawing steel.

If you have any comments or questions about the glossary, please contact Dan Davis, editor-in-chief of The FABRICATOR.