1.The evaluation of ISO9001 Quality Management System 2.The Certificate of First-Class Management of exporting Goods Type: Spring WasherMaterial: Carbon Steel, Alloy Steel, Stainless SteelFinish: Plain, Black, Zinc Plated, H.D.G.Standards: DIN, ANSI/ASME, JIS, BSProduce: According to customers’ drawings or samplesInside Diameter: 1mm-100mmOutside Diameter: 3mm-500mmThickness: 0.1mm-6mmGrade: 4.8, 6.8, 8.8, 10.9

      Our products have passed the evaluation of ISO9001 Quality Management System and have got the Certificate of First-Class Management of exporting Goods which awarded by CCIB of China.

Spring Washer