Cold-rolled sheets
Cold-rolled structural steel sheets are subdivided into:
- general purpose cold-rolled structural steel made according to
GOST
16523-89
.
Steel gauge complies with GOST 19904-74
.Chemical composition of steel should comply with GOST 1050-88
.According to its characters to be standardized, the steel is subdivided into 5 categories.
By quality of finish, surfaces are subdivided in groups I, II, III.
By draw-forming potential (thickness up to 2 mm): Ã – deep drawing and Í – standard drawing.
- quality low-carbon cold-rolled sheets for cold pressing made per
GOST
9045-93
up to 3.9 mm thick out of steel grades: 08þ, 08ïñ, 08êï.
Steel gauge complies with GOST 19904-74
.Chemical composition of steel should comply with GOST 9045-93
.By draw-forming potential, the rolled products are subdivided into 4 categories.
For more details see GOST norms & Technical Requirements section.