Production Billets Catalog

Structural and Alloy Steel Billets

Produced according to ASTM A615, GOST 380, DIN 17100 and ISIRI 1570 standards

Grade 3SP GOST 380 / ISIRI 1570

Prima Steel 3SP grade billet features exceptional ductility and weldability, serving as the prime raw material for rebar rolling mills.

کربن (C %):0.14 - 0.22 %

منگنز (Mn %):0.40 - 0.65 %

سیلیسیم (Si %):0.15 - 0.30 %

Grade 5SP GOST 380 / ASTM A615

5SP grade billets provide high tensile strength designed for high-rise building rebars and structural I-beams.

کربن (C %):0.28 - 0.37 %

منگنز (Mn %):0.50 - 0.80 %

سیلیسیم (Si %):0.15 - 0.30 %

Grade St37-2 / S235JR DIN 17100 / EN 10025-2

DIN 17100 St37 grade billet optimized for hot rolling into steel plates, flat bars, and structural pipes.

کربن (C %):≤ 0.17 %

منگنز (Mn %):≤ 1.40 %

سیلیسیم (Si %):≤ 0.30 %