Machine Screw-metric hex bolt-Metal Head Gasket

Haiyan Dayu Fasteners Co.,Ltd.

America | France | Spain | Germany | Russia

About Us

Haiyan Dayu Fasteners Co.,Ltd. was established in 1995 with 600 employees. We are members of Fasteners industrial Association and Fasteners Import ＆Export Enterprise Association. We have self-service export rights.
The company has a very good geographical location, and now, 90% of our products(stainless steel machine screw,Hex bolt,Nut) are exported to the USA, Europe, Australia and the Middle East.
Our company produces 48000tons of products annually, such as bolt,Machine Screw,Hex bolt,Nut, hex nut, thread rod, anchor bolt, and supporting Metal Head Gasket , all of our products meet to the standard of DIN, BS, ANSI and JIS ...

stainless steel machine screw , machine hex bolt

2. Machine Screwstainless steel machine screw can join two parts into one union by connecting the screw thread. First, you can make a hole in one part, while creating an internal screw thread in the other. Also you can make two holes in both of them. Then, you can connect them with nuts.
2. Machine Hex BoltThe Hex bolt precision C mainly used in the equipments or machines which have a coarse surface. The Hex bolt precision A, B can be used in the equipments which have a high desire of precision. Thin screw thread has a good property of self-locked which are mainly used in the thin-walled hardware or a means of adjusting. Whole- screw thread bolt can be used in the demand of longer screw thread
2. Carriage BoltOur company main products meet to the standard of DIN, BS, ANSI and JIS. Main product’s diameter range from 4mm to 36mm, length from 6mm to 500mm, and inch diameter ranges from 6# to 11/2” and length from 1/2” to 18”. The carriage bolts are classified into Grade4.8, Grade6.8, Grade8.8 and Grade 10.9, with two kinds of surface treatment, coated with color zinc or orchid zinc.
2. Ground BoltOur company main products meet to the standard of DIN, BS, ANSI and JIS. Your special order is also available. The products are good in concreting and have widely used in pedestal of machines and equipments.
2. Machine Hex BoltOur company main products meet the standard of DIN, BS, ANSI and JIS. The surfaces of our products are coated with color zinc or orchid zinc. We have both stainless steel and carbonized steel. Your special order is also available. The products can link the two parts into one union by the connection of screw thread.