... Z OR AZ COATING 5.ALL RAL NO Shandong Star Steel Sheet Co,. Ltd. PPGI Specifications: Thickness: 0.17 ... like factory, warehouse, exhibitions, civil construction steel structure workshop, easy building and air clean room as internal&external wall, ... ,roofing, commercial use, household appliance, industry, familySPECIALAPPLICATIONWear resistant steel, high- strength - steel plate Our certificate