Type top beam type metal top beam D long beam D metal top beam D cross type top beam D double wedge top beam D hinged top beam D type metal top beam
D metal top beam model D, D
D Long beam metal roof beam model: D (,,,,,,,,,,,,,,,,,)
Cross-shaped metal roof beam model D* (,,,,)
D*, ,,,)
Double wedge top beam model D
Its characteristic is to increase the tensile strength of the top beam, and the effect is very significant. All beam body welding adopts automatic submerged arc welding, which has good welding quality, stable performance and high production efficiency.
Product usage:
The long metal beam is a non-articulated roof beam. It can be used with various types of single and friction pillars with hinged roofs to form metal supports for horizontal and gently sloping coal mines. It is used on the mining working face and machine head or other large top control areas.
2016 Jining Guolong C-shaped roof beam