1.304/316 stainless steel mesh filter tube 2.material: 304,316,316L stainless steel 3.layer: one, two multi-layer 304/316 stainless steel mesh filter tube Material Stainless steel,steel,copper,nickel,titanium Specifications Characteristics • simple process, good permeability, stability • strong corrosion resistance, recycling • easy to clean, easy installation, high efficiency, long life ...