Product Details The specification of main material is as the follows, No. Item Details Specification 1 Main structure Steel Column Q235,Q345 Steel Beam Q235,Q345 Bolt High strength 8.8S, 10.9S 2 Second structure Galvanized purlin Section C,Z Bracing Q235B, Q345B Steel rod, Stee...
The cement manufacturing industry is an important basic raw material for the development of my country's national economy, but it is also one of the main sources of …