The face of a strong earthquake development of light steel structure construction is imperative

At 7:49 on April 14, 2010 Xu, Yushu County, Yushumust to be able to open construction. According to
Tibetan Autonomous Prefecture in Qinghai Provincenational norms, Chongqing housing fortification of 6
earthquake of magnitude 7.1 occurred. As at 2degrees, that is at least able to withstand an
o'clock on the 15th, the earthquake has causedearthquake intensity is 6 degrees. In China, the
589 deaths and 8,000 injured. Most local buildingbuilding at the design stage can not meet this
collapsed, several people were buried, it is estimatedstandard, certainly can not be planning for approval.
there may be further casualties.Meanwhile, according to the different buildings
 The earthquake disaster prevention, engineeringsystem, the design is different. For example, brick
measures, simply, is a matter of building earthquake.and reinforced concrete structure on the seismic
The earthquake collapsed the face of most of theperformance of the different brick buildings more
building, the development of light steel structuresuitable for low-rise buildings.
construction is imperative.Seismic traditional architecture is not the root cause:
The face of a strong earthquake is imperative to theExtensive use of precast panels is the large range of
development of light steel constructionearthquake building collapse in the main. Prefabricated
 panels and the frame compared to the overall poor,
And Yushu Wenchuan earthquake struck a sensitiveand frame structure is not easy to overall collapse in
nerve of the people of the earthquake, people arethe earthquake. Has banned the use of prefabricated
becoming more emphasis on the seismic housing. Inpanels, but in some counties are still widely used.
this trend, in the construction industry also led to aProposal should be limited to the use of prefabricated
major "earthquake" of new buildingbuildings, should be limited to brick. Structural
materials are also attracted much attention. With theproblems of rural buildings is a big problem, how much
building energy conservation and seismic requirementsmoney farmers, but to ensure building construction
have become increasingly prominent, foreignon very strong.
"light steel villa" improvement of the 
domestic traditional wooden structure, and graduallyPrinciple of light steel structure
developed in the Chinese iron and steel resources,        Light steel is mainly due to excellent
popularized, has gradually received much attention.seismic performance, light weight, resistance to
  Detection of Building Energy Research reportsdeformation, difficult to collapse. Light steel
that energy-saving advantages of light steel buildingconstruction, light weight, metal material properties
structures far more than concrete. Light steeland the need of the wall structure of light steel
structure construction is a truly sustainablestructure system determines the form of natural
energy-saving green building, with strong earthquake,seismic performance. Because earthquake activity
good insulation, energy-saving effect is remarkablearound and up and down activity, together with the
and so on, should become an integral part of thelight steel fasteners to form a secure and stable box,
construction industry.will not arise because of the earthquake shaking
It is reported that in January to April this year, it wascollapsed wall or floor fall endanger safety; Brick
reported on a light steel structure for a 12-weekSeismic performance difference is that most people
residential building energy efficiency andrecognized that this earthquake is already a good
air-conditioning heating system tracking and detection.example. Concrete building seismic performance to
The results showed that the measured light lightachieve the same structure to pay the higher cost of
steel residential heating energy consumption ofmaterials, on the contrary will increase the overall
residential layer insulation than brick save 41.99%, coalconstruction costs, but also increase the difficulty of
consumption in heating season savings of 45.40%.construction and design difficulty.
    As the scale of China's current residentialLight steel structure housing than the traditional
development to sustainable development made aresidential, has its obvious advantages:
considerable challenge, a lot of energy in the(1) light steel parts production factory and the high
construction and use of the process is consumed, itdegree of mechanization, commercialization is high.
has been building energy efficiency a priority. "(2) on-site construction speed, mainly dry operation is
    In addition, excellent seismic performance ofconducive to civilized construction.
light steel concern. Lee always said, "5?(3) steel building is environment-friendly products for
12" after the Sichuan earthquake, tragicsustainable development.
casualties of the seismic capacity of residential 
buildings proposed direct requests. Modern light(4), light weight, good seismic performance.
steel-based North American experience shows that(5) Integrated economic indicators are not higher
the light wooden structure housing the earthquakethan the reinforced concrete structure.
resistance is no substitute for a great advantage, 
should be suitable for earthquake-prone areas to(6) is compared to brick masonry building, brick with
promote the architectural forms.soil brought to avoid the waste of resources.
Seismic analysis of building methods: 
        (7) and because light steel wall thickness of the small,
        The current residential constructionbrick structure than can increase the effective use of
market structure include: brick and concretespace;
structure, reinforced concrete structure, the metal(8) compared with the reinforced concrete house,
frame structure, and almost only occur in the villabecause light steel structure of steel can be recycled
where the wooden structure. Speaking from theafter use, but the concrete can not be recycled
seismic standards, these structures are in accordanceconstruction waste is definitely the future, resulting in
with the Ministry of Construction of housingpressure on the environment and the concrete to 40
standards, up to eight minimum security requirements.years to all dry, this can easily lead indoor humidity,
But from the safety factor, the light steel and woodhumidity is not conducive to human health. But the
structure than other forms. As the light steellight steel structure is no need to concrete, so there
structure is flexible connection, in the event of ais no problem.
strong earthquake, but it will not collapse deformation(9) of light steel structure can be good. Because
and fracture of the situation.earthquake activity around and up and down activity,
Speaking from the building structure, wall structure oftogether with the screw up a light steel structure
light steel building is the best form, its advantage iswith safety and stability of the box, does not arise
that a relatively high degree of seismic safety andbecause of the earthquake shaking collapsed wall or
good, the focus of a distributed bearing housing, andfloor fell endanger personal safety.
with good shocks. Drawback is that, once built, the(10) by dry construction of light steel structure
structure can not be tamper with.construction method, the information will not result in
        Seismic standards:water waste.
        Seismic design of building construction