Specifications
Certification:
SGS Standard,
GHD Standard,
ISO9001: 2000
Steel Structure Building
1. The connection method of steel structure:
Welding connection or bolt connection
2. Steel structure design common norms are as follows:
"Steel Design Code" (GB50017-2003)
"Cold-formed steel structure technical specifications" (GB50018-2002)
"Construction Quality Acceptance of Steel" (GB50205-2001)
"Technical Specification for welded steel structure" (JGJ81-2002, J218-2002)
"Technical Specification for Steel Structures of Tall Buildings" (JGJ99-98)
3. The characteristics of steel
Light weight steel structure
Higher reliability of steel work
Steel anti-vibration (earthquake), impact and good
Steel structure for a higher degree of industrialization
Steel can be assembled quickly and accurately
Large steel interior space
Likely to cause sealing structure
Steel corrosive
Poor fire-resistant steel
Recyclable steel
Steel shorter duration
4. Commonly used steel grades and performance of steel
Carbon structural steel: Q195, Q215, Q235, Q255, Q275, Q345, etc.
High-strength low-alloy structural steel
Quality carbon structural steel and alloy structural steel
Special purpose steel
CNBM, China National Building Material Group Corporation, is the largest company in China building material& equipment industry, with more than 100, 000 employees. In 2006, China National Building Material Company Limited was listed on Hong Kong Stock Market with the stock code as 3323. In 2011, CNBM has been ranked as one of the World Top 500 Enterprises.
CNBM now owns more than 300 subordinates of solely owned and joint-venture companies; 6 publicly listed companies in which CNBM has a controlling percentage of shares; 19 publicly listed companies in which CNBM has a substantial percentage of shares.
The business scope of CNBM covers from manufacturing and sales of a series of building materials to scientific research and design, machinery, import and export trade.
