| 摘要 |
FIELD: black metallurgy. ^ SUBSTANCE: method includes hot rolling, cooling down to winding temperature, winding of bar in a roll, heating bar up to zinc-plating temperature and applying of zinc plating, cooling of bar is performed after black group of cages with speed 0,3-0,6°C/c, and after white - with speed 20-30°C/c with point of start of process in 2,5-3,0 after exit of bar from last cage of white group. ^ EFFECT: higher efficiency. ^ 1 tbl, 5 ex |
