... can supply all kinds of steel structures, steel building, metal building, modular house, steel frame for warehouse, workshop, garage etc, steel beams, other riveting and ... type bracing made from angle, round pipe, etc6) C or z purlin: Size from C120~C320, Z100~Z2001) Roof and wall ... Surface: Two lays of Anti-rust Painting!10) Packing: Main steel frame without packing load in 40'OT, roof and wall panel ...