1.First-class produce equipment with crane(max 50T.) 2.High-qualified(ISO9001:2000)material 3.Professional engineerdesigner Product name:steel structure 1.Component: H-Column, H-Beam & C/Z-Purlin 2.Material grade and performance of steel Carbon structural steel: Q235, Q345, etc. High-strength low-alloy structural steel High quality carbon structural steel,special purpose steel steel structure advantages: 1.Cost saving and transportation convenient. 2.High-qualified material,easy to be installedreliablestructures,attractive appearance 3. Resisting heavy wind 140km/h and earthquake grade8. 4. Environmental friendly,recyclable ,assemble anddisassemblerepeatable without damage. 5.Widly used in construction site, officebuilding,prefabricatedhouse Any questions, pls contact us freely.