In case of not mentioned by our customers, we use national and international standards. All stages from spring coiling to packaging are observed and controlled in accordance with the requirements of TS / EN / ISO.
Control of Wires:
In supplying the materials used in manufacturing, companies having manufacturing process in accordance with TS 16949 and ISO 9001 Quality Management System are preferred.
The appropriateness of the materials used in manufacturing to the standards TS and EN is controlled by the certificates taken from the companies manufactured the materials and inspections of Control of wire diameter, Control of breaking strength and chemical analysis in accordance with technical specifications, Control of packages at material reception of quality department of our company.
Control of Springs:
Power measurement
Control of diameter (d, Da, Dm, Di), length and coiling
Control of verticalness and horizontalness
Life test
Control of covering
