... .ISO 9001 certificate 4.Thickness:0.5-14mm All Kinds of Expanded Metal Mesh MaterialCommon Carbon Expanded, Stainless Steel, Brass, ... , like standard expanded metal, is a self-contained piece of metal sheet which won't unravel, thus retaining its shape ... so applicable to today's needs — lightweight, strength, rigidity, free passage of air, light, heat, sound and adaptability to finishing processes are ...