Quality Control

For Raw Material (Wire Rod)

• Chemical composition
• Diameter deviation and mechanical properties
• Microstructures
• Surface quality

 

For Intermediates (1st,intermediate drawing,heat treatment and brass plating etc.)

• Diameter
• Tensile strength
• Elongation
• Surface shrinkage
• Roundness
• Coating weight
• Brass percentage
• Cast
• Surface color
• Surface quality
• Winding
• Welds
• Marks

 

For Finished Products

• Diameter
• Tensile strength
• Torsion
• Bending/Flextion
• Elongation
• Coating weight
• Brass percentage
• Surface quality
• Marks

 

QUALITY CERTIFICATE is offered for each specification / shipment.