Curtain wall area of 450 square and less than 24 meters, may I ask only three test?
Therefore, unless the inspection agency and the owner asked to do the four test, or can only do the three tests can be, that curtain wall wind pressure deformation performance, rain leakage performance, air permeability of the three test
1, the newly developed curtain wall products;
2, curtain wall structure, materials, processes have a greater change will likely affect the curtain wall product performance;
3, the construction of the normal production of enterprises every three years to detect once (should contain a variety of structural forms);
4, the national quality management agencies to carry out sampling / type inspection requirements.
Building curtain wall 2007 provides a height of less than 24 meters, and the area of not more than 300 square meters of curtain wall products can not do curtain wall inspection test, you can use the same product in the form of test results.
In accordance with the "building curtain wall" JG 3035-1996 provides that one of the following circumstances need to do three tests: a type test; b non-stereotyped curtain wall factory inspection; c user or design requirements.
But in order to ensure the safe use of the performance of the curtain wall, but also save the country's energy and resources, the tripartite test must do, should not do the three tests do not have to waste the country and business resources.
