For connecting trusses. There is one circular hole in one end of the pin. Insert the safety detent while installing so as to preventing the pin form dropping. There is a socket in the pin top, with the direction in conformity with that of small circular aperture. While installing, make the socket parallel the upper & lower chord member, so that the safety detent may be inserted into the pin smoothly.

While erecting triple-row bridge, for the convenience of assembly & removal, pin shall be installed as follows: insert the pin of the first row (interior row) of the lower row of truss from the inside to outside, and from outside to inside of the second and third row. All the pins of the upper row shall be inserted from outside.

The material of truss frame is 30CrMnTi, with the diameter of 49.5mm.

Zhenjiang Sunrise Mechanical & Electrical Equipment Co.,Ltd is a company engaged in Steel bridge manufacturing , Mechanical Processing ,Electric product and trading company. The company has already established and made a good relationship and business with China Railway Group, Sinohydro, Myanmar Railway Bureau, Indonesia Public Works etc… The Company’s business covers steel bridge design, manufacturing, on-site service and other metal works; since its establishment we continue to absorb a variety of talents, improve product quality, improving staff quality. Until now the company products have exported to Malaysia, Indonesia, Myanmar, Nepal, Vietnam, Guatemala. Strict quality guarantee system and perfect management system, high-quality products and after-sales service is our foothold, we always adhere to "quality first, reputation first" principle, provide customers with quality and quantity of various types of products. Always uphold the "quality, integrity and pragmatic, motivated, service-oriented" business philosophy, and applies the company's management and operating among.
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