TH mining profiles are widely used in underground mines and railroad/highway tunnels, providing not only a higher resistance but also a yielding support to stabilize the underground cavities.
GI profiles are offered to our customers in special section and special rolled form.
K profiles are widely used in underground mines and railroad/highway tunnels, providing not only a higher resistance but also a yielding support to stabilize the underground cavities.
According to customer demand and desired gallery sections, bended TH / K / GI and IPN / HEA profiles and traversal junctions are produced.