Sealing ring inspection standard

Inspection Specifications for Incoming Sealing Rings Check whether the model, material, color and quantity marked on the outer packaging of the sealing ring are consistent with those listed on the delivery note. Check whether the seal ring matches the model, material and color indicated on the outer package. Use the electronic balance to check the quantity of each package of sealing rings by weighing. Use a vernier caliper to measure whether the size of the sealing ring is qualified (tolerance range + 0.1cm) by random inspection. The number of random inspections per batch of each specification: 500~1000 5%, 1000~5000 3%, 5000~10000 2%, 1% above 10,000. Visually inspect each sealing ring for burrs, burrs, and damage (number of inspections: full inspection). After the above tests are qualified, the company website is classified by model, material, color and number: https://www.orksealing.com/