Cold Drawn Square Steel Bar, Round Steel Bar, Hexagon Steel Bar

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Cold Drawn Square Steel Bar, Round Steel Bar, Hexagon Steel Bar

Steel Grade
10#, 20#, 45#, 16Mn, Q235, Q345B, 40Cr, 20CrMo, 35CrMo, 42CrMo, etc.

Executive Standards
The dimension, shape, weight and allowable deviation for our cold drawn round steel bar, square steel bar, hexagon steel bar conforms to GB/T905-1994 standard. We can also manufacture these products according to customer provided drawings.

Grades of steel include A3, Q235, #45, 20Cr, 40Cr, etc. Finished products include round bar steel, square steel, flat steel, hexagon steel, deformed steel, etc. Our company owns three electric annealing furnaces, two sets of de-rusting machines, eight units of cold drawing machines, four sets of straightening machines as well as advanced mechanical testing equipment, ultrasonic flaw detector and laboratory equipment. Furthermore, the company has passed ISO9001 Quality System Certification and our products are completely in accordance with the international standard.

The outer diameter of cold drawn round steel bar and hexagon steel bar ranges from 8mm to 85mm.
The dimension of cold drawn square steel bar and flat steel bar ranges from 8*8mm to 110*120mm.

A Brief Introduction to the Products
1. Section Diagram and Annotation Symbol of Cold Drawn Square Steel
a Stands for the Side Length of Cold Drawn Square Steel

2. Section Diagram and Annotation Symbol of Cold Drawn Hexagon Steel
S stands for the distance between two opposite sides of a hexagon steel; r stands for fillet radius.

3. Section Diagram and Annotation Symbol of the Cold Drawn Round Steel
d stands for the outer diameter of the round steel

4. Allowable Deviation for the Dimension of Steel Products

5. Allowable dimensional deviation levels for respective products

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