The anti-corrosion technology of Round Head Bolt is the unremitting pursuit of the industry. In theory, there are four main methods of anti-corrosion of round head bolts: Control the data itself; Use the environment; Improve the design of metal structures; Interface between data and environment. Fro... read more
Bolts manufactured at each Bolt Factory may cause bolt quality problems due to unreasonable details of a manufacturing process. Then, after the production of the bolts is completed, there may be problems with the quality of many bolts at the time of delivery. So why are these quality problems with... read more
In the main domestic bolt production areas, there are many bolt factories with different scales engaged in the production of low value-added, low-tech and ordinary bolts. This is the so-called overcapacity, which is a real surplus. For this type of industry, it is necessary to adjust the product str... read more
How do burrs occur when Roofing Bolts are cut, ground, milled and other similar cutting processes? To improve the performance and service life of the Roofing Bolts, the burrs of the Roofing Bolts must be removed before the Roofing Bolts are used. Electrical Roofing Bolts are common parts in mechan... read more
Roofing Bolts inspection is divided into two parts: manual and machine. Labor is the most primitive and most commonly used consistent detection method. To minimize the outflow of defective products, the general production enterprise personnel shall visually inspect the packaged or shipped products ... 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...
