Cold-formed outer crimping channel steel (CJ/YB100-81 factory standard) 0 Anfeng Magnets Manufactruing Co.,Ltd , https://www.anfengmagnetics.com Cold-formed outer crimping channel steel (CJ/YB100-81 factory standard) H-height; b-long leg width; c-short leg width; d-wall thickness Serial number Specification (mm) Production unit h b c d 1 30~50 20~50 15~40 ≤3.0 Beijing No. 2 Rolling Mill 2 〉50~100 25~50 20~50 2.5~4.0 Nanjing Rolling Mill 3 〉100~200 30~60 20~60 3.0~4.0 Tianjin Steel Rolling Third Factory Wuhan Thin Plate Factory Liaoning Anshan Cold Bending Steel Factory Shanghai Iron and Steel Research Institute Note According to the requirements of the purchaser, the outer crimping channel outside the size of the above table can be supplied through negotiation between the supplier and the buyer. 
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