Profile: Standley Steel Stockholders specializes in offering stainless steel supplies. We also provide fabrication and erection service for all types of steelwork. Our mild steel products include universal beams & columns, rolled steel angles, checker plate, square & rectangular hollow sections, ERW tube & box and hot rolled sheet. Stainless steel products are available in rounds, squares, flats, angles, polished tubes, pipes and handrail tubes.