Supply shaped nut, Yongnian County standard Factory Lite-shaped nut professional processing, we have advanced technology, excellent equipment, high-tech shaped nut processing pipeline operations, product quality assurance shaped nut wholesale, allowing you to buy the rest assured useful products . For hexagonal nut, common standards: GB52, GB6170, GB6172, and DIN934 shaped nut for the main difference between them are: GB6170 thickness than the GB52, GB6172 DIN934 come thick and Wenzhou shaped nut, commonly known as a thick spiral cap. The other is on the edge of the difference, M8 nut series edge 14MM smaller 1MM, M10 nut DIN934, GB6170, GB6172 are on opposite sides of 13MM than the GB52. Supply shaped nut, Yongnian County standard Factory Lite-shaped nut professional processing, we have advanced technology, excellent equipment, high-tech pipeline operations, product quality assurance, allowing you to buy the rest assured useful products. Destructive measurement methods include direct assay, drip method, timing flow method, cathode dissolution coulometry and microscopic method; non-destructive measurement methods include electromagnetic induction method and eddy current method. Shaped nut factory _ shaped nut professional manufacturer recommended | Lite _ shaped nut provided by Yongnian County standard Factory Lite. Yongnian County standard Factory Lite (www.ynjxbzj.com) is Handan, fasteners leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Lite leadership in standard factory staff warmly welcome all inquiries negotiations to create Lite standard factory a better future.