It is mainly used for the production of underground coal mine scraper conveyors and the bottom cover of the bottom cover.
Width: 222
Thickness: 20
Fixed length: n*1210
Material: M510/M540/M565
Standard "People's Republic of China Standard" GB/T3414 coal machine for hot-rolled profiled steel
D15 Width: 150 Thickness: 8 Fixed length: n*1210 Material: M510/M540/M565
M15 Width: 150 Thickness: 9 Fixed length: n*1210 Material: M510/M540/M565
M18 Width: 180 Thickness: 10 Fixed length: n * 1510 Material: M510/M540/M565
E19 Width: 190 Thickness: 14 Fixed length: n * 1510 Material: M510/M540/M565