9#/11#/12# Mining support steel
Standard: AISI, ASTM, BS, DIN, GB, YB/T24-1986
Place of Origin: Hebei, China (Mainland)
Brand Name: Yueqi
Model Number: 9#, 11#, 12#
Application: Mining support
Technique: Hot Rolled
Product name: Mine supporting steel
Material 1: Q235 (S235JR)
Material 2: 20MnK (S355J2)
Dimension of 9#: 90x76x8mm
Dimension of 11#: 110x90x9mm
Dimension of 12#: 120x95x11mm
Length of 9#: 8m/9m/10m
Length of 11#: 8-12m
Length of 12#: 7-12m
9#/11#/12# Mining support steel is used for mining support and construction, normal we have stock, length 7-12m, material Q235 or 20Mnk. Please contact with us to confirm the details.
Other name: Miner Steel; Steel for mine, Mining I beam-steel
Mine supporting steel has good stability, reasonable structure, high strength and good rigidity. The unit weight is lighter, usually it is used for supporting in coal mine tunnel and roadway.
After being set state load, optimized timbering adds support yielding deformation, increases the load-carrying ability and improves the effect of controlling the surrounding rock.
|Height (h)||Leg height (b)||Web thickness (d)|