25U steel arch because of its cross section is very like the English letter "U" word. 

25U steel arch also called mine support steel, mainly for the production or arched steel shed, u-shape set role in coal mine tunnels, roadway support.
25U steel arch according to different can be divided into: m weight 25 U steel, U steel, 36 u-shape, today we need to know is the earliest one model, that is 25 u-shape.U-shape according to different length can be divided into: 8 meters long u-shape, 9 meters long u-shape, 10 meters long u-shape, 11 meters long u-shape, 12 meters long u-shape.

Model: 25U Section Steel 
Height: 110mm 

Thickness: 17mm 
Weight: 24.76kg/m
Production: 103300T
Surface treatment acid pickling
Treatment Hot-rolled
Section form U
Type:Heavy Section Steel
Smelt quality High quality
specification: single beam, double beam, treble beam, grade beam

High initial support, strong support strength, easy installation and not easy deformation; high cross section utilization and small maintenance; the recycling rate is high, the use of timber is reduced and the environmental benefit is obvious.
Tel: +86 199 3712 3680(whatsapp)
Email: zxminesupport@zxsteelgroup.com