29 U steel arch

U-steel support is a kind of passive support of coal mine support, the tensile strength and the compressive strength is higher, it also has good toughness properties

Material: 20Mnk
Size: 29U

Application: U-channel steel support is mainly used for the secondary support of mine tunnel and the mine tunnel of the mountain tunnel.
Model: 29u
Material: 20MnK
Specification: single beam, double beam, treble beam, grade beam

Tel: +86 182 3676 6038/+86 177 3715 3210
Email: zxminesupport@zxsteelgroup.com