Anping Tenglu Metal Wire Mesh Co.,LTD AISI316 Marine Grade Stainless Steel Security Door Screens Product Description: Security door screens are produced by high tensile AISI316 marine grade stainless steel wire, the wires' tensile strength is more than 900 MPa (900 N). Marine grade steel mesh screen was coated with black polyester powder (also named epoxy powder coating) Materials:SS316 Feature: Not easy to cut and break. Square holes with strong wire and not sliding. Black polyester powder cuts down light reflection allowing clear visibility in room and anti-peep. Flat and straight surface. Meet Australia standard.