Complaint
| Material | Grade | Standard | Surface Treatment | Heat Treatment |
| Mild Steel | Q235, Q355 | AISI, ASTM, BS, DIN, GB, JIS | Painting, hot galvanizing | Normalization annealing, quenching and tempering |
Main steel structure
(columns and beams)
1.Steel Q345(S355JR) or Q235(S235JR)H shape
2. Straight cross-section or Variable cross-section
Sub steel structure
1.Material Q235(S235JR) steel
2.Bolt connections. Anti-rust painted or galvanized
3. Bracing:X-type or V-type or other type bracing made from angle, round pipe, etc
4. Purlin:C or Z type: Size from C80~C320, Z120~Z300
Roof
Sandwich panel(PU/EPS/fiberglass/rook wool) or Colorful steel tile
Wall
Sandwich panel(PU/EPS/fiberglass/rook wool) or Colorful steel tile
Doors
Steel rolling shutter or others
Windows
Alu. Alloy window,or others
Edge Cover
Steel sheet 0.5mm thickness
Bolts
M24,M22,M16 embedded bolts,intensive bolts,galvanized ordinary bolts,high-strength bolts, etc
Others options
Skylight panel,Roof ventilator,Down pipe,Galvanized,Crane,sanitary Products
Foundation
Cement and steel foundation bolts
