Q345GJ Steel used for building structure
Product name: Steel used for building structure
Mark: Q345GJ
Specifications (mm) : Thickness T: 10 -50; Width W: 1800-2700;Length L: 6000-12700
Executive standard: GB/T 19879-205
Product application scope :
With the property of easy to welding, seismic, low-temperature i***ct resistance. It is used for large construction projects, such as high-rise buildings, high-rise buildings, large-***n stadiums, airports, convention and exhibition center and the steel structure factory.
Introduction
Q345GJ is a kind of building structural steel, steel plate size, shape, weight and deviation should be allowed to meet the provisions of GB/T 709, negative deviation limited to 0.3 mm thickness.
Q390GJC, Q390GJD, Q390GJE 6 ~ 300 x 1600 ~ 3500 x L steel plate for high-rise building structure
Q390GJC, Q390GJD, Q390GJE 6 ~ 300 x 1600 ~ 3500 x L structure with steel plate
Q390GJC, Q390GJD, Q390GJE 6 ~ 300 x 1600 ~ 3500 x L steel plate for high-rise building structure
High-rise building steel stress distribution is complex, with high safety and reliability, long service life, and can withstand certain characteristics such as the destruction of the earthquake intensity, which ***ermines the high-rise building structure with steel demand has certain special properties, mainly include the following:
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