Specifications

500kv power tower line , our company have the 500KV power line certificaiton

 

                      QINGDAO Histro Steel Tower Co.,Ltd 

    Power transmission line tower referred to as the Eiffel Tower, according to their shape, are generally divided into: glass type, Oxytropis type, the font, dry five kinds of fonts, and barrel, according to zoning are: Tension tower, straight-line tower, corner tower, for Bit towers (location of towers to replace the phase conductor), the terminal tower and across the towers and so on, their structural features are all kinds of tower-type space truss structure, and bars mainly by a single angle or a combination of equilateral angle steel composition, material generally used Q235 (A3F) and Q345 (16Mn) are two types of inter-connected using crude bar bolts, through bolts shear connection, the entire tower from the angle iron, steel plate and bolts to connect the composition,
Individual components such as the tower legs, etc., a few pieces of steel welded into an assembly, so hot-dip galvanizing corrosion, transport and construction, set up is very convenient. For the call in the 60m high tower below, in the tower where a main material to set foot on a nail, in order to facilitate construction operations staff denta operations.

          Qingdao Histro Steel Tower Co., Ltd. is headquartered in Beiguan Industrial Park Jiao Zhou City, Qingdao; our production base takes up an area of 120,000 square meters. There are 480 regular staff members in our company now, among whom 100 professional personnel.  In the past three years, our company has annual sales of more than 200 million Yuan. Since our company was set up in Aug. 2001, we have built up more than 1000 broadcast communication towers with height between 50 and 200 meters in the whole country, as well as over 5000 power towers for transmission electricity.

 Our company has the ability of constructing and building broadcasting television towers, all series of communication towers, electric iron towers, microwave towers, and steel structures. Since our company was established, an advanced lab has been set up. There are 15 professional staff members in the lab and the lab is equipped with universal testing machines, flaw detectors, elemental analyzers, and other equipment
     Our Company and has branches in Beijing, Inner Mongolia, Chongqing and Xinjiang. The indexes of the towers, such as vertical degree, reach or exceed the national standards. Security management consciousness must be heightened. A consistent total management with various systems would be formed to form a running-system which unites duty, power and benefit. 
     Our company had been awarded as 'the Enterprise Observes Contracts and Keeps Promise' by the Industrial and Commercial Bureau of Qingdao from 2001 to 20011 in succession.