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Quality Policy »
Unijoint Enterprise believes “Quality is never an accident, it is always the result of high intention, sincere effort, intelligent direction and skillful execution to generate customer satisfaction. It represents the wise choice of many alternatives in Expansion Joints design & manufacturing”.

Quality Assurance

Our quality assurance system is based on national and international standards.The quality depertment in our product division handle quality planning , quality control and quality inspection as part of order processing.

In the interests of our customers, we make stringent demands on our expansion joints with regard to performance, quality, judgment and reliability.
Material Testing

The semi-finished products which are used for our products are high-quality, usually thin strips, plates and thin-walled pipes. We perform systematic materials tests, in order to determine the characteristics witch are relevant to manufacture and operation of our products.

One of the materials- testing tasks is performance of welding procedures as well as inspection tests for welding work. Tests and inspections are performed under the supervision of experts.
All the bellows are tested by air soap bubble method & hydraulic test pressure after final assembly.

Supervision Of Measuring And Testing Equipment
The accuracy and reliability of the measuring and testing equipment itself is checked at regular interval, the calibration dates are recorded by control marks.


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