Application range and technical characteristics of metal roof beam
The metal top beam is a high-strength top beam with low monthly loss rate.
The section height of the C-beam body is 70
Suitable for crushing ground break, cycle to pressure large working face. The section height of B-type beam body is 90mm/ m2
The first position.
It is 70mm,
Because of its high strength,
(Patent number: ZL200620032955.6)
It is widely adopted.
DJC(J) is a patented product of our company, which is in the domestic lead of similar metal top beams
Application range and technical characteristics of metal roof beam
The metal top beam is a high-strength top beam with low monthly loss rate.
The section height of the C-beam body is 70
Suitable for crushing ground break, cycle to pressure large working face. The section height of B-type beam body is 90mm/ m2
The first position.
It is 70mm,
Because of its high strength,
(Patent number: ZL200620032955.6)
It is widely adopted.
DJC(J) is a patented product of our company, which is in the domestic lead of similar metal top beams
