... , 2000x2500mm, etc. The material is genuine SS 304 or SS 316 (AISI) with mill certificate available. 2) Specs:a. Steel back plate: L ... steel 304 or 316 as per American standard.Mill Certificate is available upon request.Finish: polished, satin , sand blasting, electro-polished, ... our products are for export.6) ISO certificate: We are a TUV ISO 9001-2008 factory. 7) Table of Chemical Composition ...