How do building fasteners operate in a straight line? The function of the building fastener is to play the role of“Support”, but the specific use of small series from the fastener screw factory found　

Cold heading and cold extrusion are basically the same deformation processing conditions, but in the operation mode is different.　

Cold heading is the use of metal plasticity, using cold mechanical pressure or cold drawing, to achieve the metal solid deformation.　

　

Nix will merge with China is Xinji Precision Machinery (Zhongshan, Guangdong Province) in April to form a sino-japanese joint venture that will focus on fasteners.　

Yesterday, the chairman's office meeting of the 2010 board of Directors (expanded-RRB- meeting of ChinahIroniron and steel industry association was heldBeijingjiDue due to the current sensitive period of iron ore negotiations, the leaders of the large steel companies at the meeting were very secretive about the issue of negotiations.　

“The North n and European Fastener Giants bottomed out in the fourth quarter of 2009, showing signs of recovery.” 1. Alcoa reported a 24% drop in 2009 sales of engineering products, including fasteners, to $4.7 billion, while operating profit fell 40% , for $315 million.