Diler and Colakoglu’s products are manufactured in compliance with numerous international standards. The products, which have high tensile strength, ductility, weldability and conformity for bending and folding that sophisticate designs and advanced structures required, holds quality certificates such as ISO 9001-2000, UK Cares and SGS from 11 different countries. Skyscrapers, highways, metro systems, dams and office plazas are just a few examples of demanding projects that call for the superior physical attributes of products.

These products are widely used in the Turkish domestic market and exported to North and South America, Europe, North Africa, the Middle and Far East and in Brazil.




Reinforcement Steel Bars
Straight - Deformed - Weldable

Diameter : 6-40 mm.
Length : 6-12 m
Standards : ASTM, BS, JIS, JS, NFA, EN, UNI, SS-2, DIN, AS, SI, TSE, CS2, ISO, KS, CSA, LNEC, E450, NS, ELOTSS-ENV, DS, SES

and special compositions

Using CNC machines, rib geometries are obtained according to customers' requirements and standards.

Size: 100-150 mm. square.
Length: 6-12m.
Length Tolerance: +- 100mm.