This year has been a difficult year for the hex bolt manufacturer. The hexagonal bolt industry is gradually disappearing on the battlefield, and the future comparison is soft power. The stronger will be stronger, and the weaker will withdraw from the industry. These speculations are now becomi... read more
The square bolt looks like a small thing, but it is very complicated for its production process. If we do not make a good understanding and thinking, we will not really understand the product of this square bolt. Let ’s take a look at how to make a small square bolt, which will be the square bolt ... read more
In fact, in almost all metal manufacturing industries, there are one or other requirements for the surface, and some of them are extremely outrageous. In the production of small square bolt, its surface is also following such requirements and regulations. In production, we must respond quickly to ... read more
1. High quality, good brands need high quality. DIN 933 bolts are loose and endanger product quality. Quality problems are not tolerated by every enterprise and user of the product. 2. High efficiency, instead of traditional anti-loosening methods such as various washers, nylon nuts, on-site dis... read more
The selection of DIN 933 bolts is mainly considered from the following five aspects. 1. Requirements for DIN 933 bolt material in terms of mechanical properties, especially strength; 2. The requirements of working conditions on the corrosion resistance of the material; 3. The requirements of... read more
HAIYAN YIHUI HARDWARE TECHNOLOGY CO.,LTD. (Haiyan Junyuan Standard Parts Co., Ltd.) is a professional manufacturer of hexagon bolts, carriage bolts, hexagonal flange bolts and square head bolts. It was established in 2005 and belongs to Zhejiang Fasteners...
