[Clouds Steel Works to recommend the star product - Steel production technology of light steel fire] One of the most critical issue is the application of the attic fire channel technology, the light steel structure residential fire rating of four. Light steel structure residential construction posted attic fire in the ceiling gypsum board on both sides of the wall and floor, and for the average household wall with firewalls and 25.4 mm thick (1 inch) layer of gypsum board to protect the attic to reach one hour of fire safety requirements, in addition to the wall in between wall studs and floor joists between filled glass fiber for fire and heat transfer also played an active protection. [Clouds Steel Works to recommend the star product - Steel production] Construction Technology: connection method solder connection bolting a heavy steel rivet connection. Weight lifting truss car plant: ≥25 tons. 2. Steel consumption per square meter: ≥50KG / m. Refers to the use of light steel bar and angle of less than L45 × 4 and L56 × 36 × 4 production of lightweight steel knot. National norms and technical documents are not heavy steel one said. "Steel Design Code" GBJ17-88 have effect from 1 December 2003 to repeal the existing implementation of the "Steel design specifications" GB50017-2003 attic channel | willow Penthouse | Penthouse preferred clouds produced by the Tianjin Steel Steel clouds structural engineering companies. Clouds Tianjin Steel Engineering Company (www.tjxygcfw.com) strong, credible, in Tianjin steel industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the clouds into the brilliant steel and you work for a better future!