NINGBO CHENGLONG SPECIAL STEEL CO.,LTD - Alloy Steel

Our Products

We hold the most complete selection of products at any given time (96.8% of our 3,200+ lines of steel grades are always in stock) so that the clients’ needs can always be met immediately.

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Alloy Steel

ABOUT US

Ningbo Chenglong Special Steel Co., Ltd. was established in 1992 and specializes in selling products from famous domestic special steel companies. After more than ten years of hard work, it has developed into a sales and distribution center integrating warehousing, processing and inspection. Annual sales of more than 200,000 tons of special steel. And it has established a long-term and stable supporting relationship with large-scale leading enterprises in plastic machinery, auto and motorcycle parts, hardware and other industries inside and outside the province. The company is located at No. 625, Zhenning East Road, Zhenhai District, Ningbo City, Zhejiang Province.

20+

Years In Service

6,000+

Customer Served

200,000+

Annual sales of special steel

300+

Employees

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Hexagon bolts Teflon （PTFE）

Teflon hexagonal bolt is a kind of hexagonal bolt with Teflon coating. Teflon, also known as polytetrafluoroethylene iron (PTFE) , is a synthetic polymer with excellent chemical resistance. This coating gives the bolts excellent corrosion resistance, high temperature resistance and anti-adhesion. Teflon hexagon bolts are commonly used in mechanical equipment and structures that need to withstand high temperature, strong corrosion or viscous environments. The Teflon coating can effectively prevent the bolts from reacting with the chemical substances in the surrounding environment, thus prolonging the service life of the bolts. In addition, the lubricity of the Teflon coating also reduces friction between the bolt and the nut, making the fastener easier to disassemble and maintain. When choosing Teflon hexagon bolt, it is necessary to pay attention to its size, material and coating quality and other factors. In addition, in order to ensure the safety and reliability of bolts, it is recommended to carry out adequate testing and verification before use.