
Black Fastener DIN 931 Bolt and Nut High Quality Hex Bolt
With the continuous upgrading of the company's research and the expansion of business scope, our company has gradually realized the transformation to a professional anchor bolts, automotive fasteners, Bolt supplier. Over the years, our company has been guided by market demand and gradually become a modern enterprise integrating scientific research, production and sales. Since its inception, we have been in line with the principle of good faith, down-to-earth style, won the trust of many manufacturers. The prosperity of a company is related to the survival of every company's employees, because only when the company is prosperous can employees have more opportunities. After years of professional management, we have successfully built a multi-level marketing network.
Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading din hex bolt manufacturers and suppliers in China, welcome to buy din hex bolts, din standard hex bolt, nuts bolts from our factory and company.
Shanghai Jinrui owes total assets of RMB 50 million with area of 5000㎡. The business covers 18 countries from five continents.Now three branches of Shanghai Jinrui are Shanghai Xingrui Bolt Factory, Shanghai Xingrui Wire Steel Factory, and Shanghai Xingrui Hot heading Factory.
DIN standard hex bolt includes two kinds of type,DIN931(half thread) and DIN933(full thread).All the DIN hex bolt can be made of carbon steel,stainless steel,alloy steel and other materials. The size can be standard or customized.The DIN hex bolt usually used in the machinery and equipment, construction, automobile, railway and other industries.
Standard | Grade | Finish | Thread |
DIN931 DIN933 | 4.8 | Plain | UNC |
6.8 | Zinc plated | ||
8.8 | Yellow zinc plated | ||
10.9 | PTFE | ||
12.9 | Black | UNF | |
A2-70 | Dacromet | ||
A4-70 | HDG | ||
Other | Other |
DIN933

DIN931



We continue to absorb and learn from the advanced technology of similar international products, refine Black Fastener DIN 931 Bolt and Nut High Quality Hex Bolt classification, optimize product functions and provide high cost-effective products to meet the different requirements of customers. Our company absorbs new ideas, strict quality control, a full range of service tracking, and adhere to make high-quality products. At the same time, we also have a strong research and development team, mature production and processing technology, skilled workers and experienced quality management personnel.
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