Cr5 Cold Roll Steel  Cr5冷轧辊钢

D2 die steel for cold working  D2冷作模具钢

Working Roll for Cold Rolling  冷轧工作辊

45 cold roll steel  45冷轧钢

cold roll steel plant wastewater  冷轧废水

cold roll steel workshop  冷轧厂

cold working steel  冷作模具钢

Cold-Roll Steel Sheets  冷轧钢板

cold-working steel  冷作钢

low carbon steel for cold rolling  低碳冷轧用钢

CR1， CR2， CR3  补体受体1，2，3

backup roll for cold mill  冷轧支撑辊; 公里

materials for working roll  轧辊材质

Middle Roll for Cold Rolling  冷轧中间辊

work roll for cold mill  冷轧工作辊

work roll for cold rolling  冷轧工作辊

Cold Working Roll  冷轧工作辊

18-18 steel for retaining ring  18—18护环钢

18-5 steel for retaining ring  18—5护环钢