Heavy Hex Structural Bolts (Metric) A490m High-Strength Steel Bolts Black Used in Architecture

Our forward-looking development of bolts ISO9001:2008, socket head cap screw, Bolt firmly grasps the commanding heights of the industry and product technology. Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service In the fierce market competition, our company can achieve steady development relying on a market-oriented, quality of life, as well as technological innovation. We adhere to the development concept of strengthening basic management, improving scientific and technological innovation capabilities, and comprehensive strategic marketing.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb square head bolt manufacturers and suppliers in China, welcome to buy gb square head bolts, gb standard square head bolts, expansion bolt from our factory and company.

Shanghai Jinrui Norm Parts Supplies Co., Ltd. was built in 2001 which located in Baoshan District adjacent to the Bao Steel Group.Shanghai Jinrui is a fastener enterprise who owes a set of R & D, design, production and sales of high quality.

Square head bolts is similar with hexagon head bolt, but this kind of bolt, square head bolt has larger surface force, commonly used in rough structure can also be used for parts with a T-shaped groove, in order to adjust the position of the bolt.

Square head bolts are divided into a grade4.8 bolt, grade8.8 bolts, grade10.9 bolts, grade12.9 bolts depengding on the strength. According to the screw wire material ,it's dividedinto iron bolts and stainless steel bolts, stainless steel bolts have SUS304 stainless steel bolts, stainless steel, SUS201 bolts, stainless steel SUS316 bolts.

In addition to pursuing continuous progress in technology, we also adhere to the people-oriented concept and strive to improve the quality of Heavy Hex Structural Bolts (Metric) A490m High-Strength Steel Bolts Black Used in Architecture to a new level. Our company will provide you with advanced technology, high quality products, preferential prices, satisfactory service and looking forward to sincere cooperation with you. We pay attention to details and strive for perfection, with years of dedication and persistence in quality.