With Ce Certificate
Safety And Environmental Protection
Mine support U-shaped steel arch support is mainly used for mine tunnel support and has the characteristics of high-pressure steel structure.
Main use: Mainly used for the support of mine tunnels, auxiliary purposes of mine tunnels, and the support of mountain tunnels.
Main features: pressure resistance, long support time, easy installation, not easy to deform and so on.
1) Specifications: U25, U29, U36;
2) Assembly: top beam, two landing legs, four clamps, two bottom plates
3) Material: 20MnK Q275
4) Grade: SS400 Q235 A36
5) Size: 50mm*37mm*4.5mm-320mm*88mm*8mm