100m 30m prefab steel warehouse buildings

프리팩트 철강 창고 건물 100m x 30m Q235B Q355B

100m×30m Steel Frame Structure Prefab Steel Warehouse Buildings Product Specifications Raw Steel Material Q235B, Q355B, ASTM A36 Application Steel Workshop, Steel Structure Platform, Structural Roofing, Frame Part Surface Treatment Painting or Hot-DIP Galvanized Service Life 50 Years Wall and Roof ...