China's bolt factories must cultivate their talents and have their technology to win better development. To improve the technical level, the Bolt Factory must first start with equipment improvement and technical improvement, and produce high-end fasteners to replace imported products. I believe th... read more
Tin is a silver-white metal that is non-toxic and has good weldability and ductility. Widely used in electronics, food, automotive and other industries. The tin plating process of hexagon bolts is classified into two categories: acid plating liquid processing and alkaline tin plating processing. ... read more
Hex bolts have large contact faces and are used in combination with tapered and spherical washers. They are mainly used for fixing two non-parallel parts. Advantages of hexagon bolts: 1. Hex bolt can withstand high tensile, compressive, torsional and shear strength. Carbon steel flange is a good ... read more
1. Torque test: The torsion of a product is the ability to demonstrate its resistance to being twisted into two halving. Various standards have minimum requirements for the torsion force of self-tapping screws. In this test, the hex bolt areclamped to a torsion tester with a tapped middle splitter... read more
The cap screw is directional and is an one-way threaded nut. It has an anti-loose effect only when it is screwed in the correct direction. The flange nut and flange nut is screwed in the same direction as the standard flange nut. Assembly torque should be based on bolt performance rating and nut sur... 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...
