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About Us
A. Products grade and size
B. Products Performance
C. Applied Fields
D. Quality Guarantee
Our Team
 
About Us  
Shanghai Caifu Mechanical Co., Ltd was established in October 2011. It is composed of academics, engineers and technicians with 10 to more than 40 years of work experience in machinery industry.
We carry out research and innovations of fasteners within key technological fields to create a safe and sustainable future.
Shanghai Caifu Mechanical Co., Ltd is committed to research and development in raw materials, machining process, heat treatment & surface treatment process in high-end fasteners. The quality of our developed fasteners has reached, even exceeded that of similar imported parts. We have made it a reality of popularizing domestic products as substitutes for imported ones. Shanghai Caifu Mechanical Co., Ltd provides customers with high-quality fasteners, meanwhile offering high-quality and efficient technical consulting services varying from technical specification planning to packaging solution. To reassure customers and satisfy customers is the reason why Caifu rovers its business.

Our products comply with the standards of DIN, ASME, ISO, GB and all kinds of special bolts including non-standard bolts. We can provide bolts from class 8.8 to 12.9 and threads from M12 to M100 in diameter, with the length going up to 2 meters. For stud bolts, the maximum size can be fulfilled up to M100, and the length up to 10 meters. We can also provide customers with nuts, spring washers, flat washers, etc., to be assembled with bolts and other products. Product surface treatments include plain, dacromet, magni, black, zinc plating, hot dip galvanizing and so on.

Mechanical Performance:Minus Impact Status,
    12.9 Bolts/Studs: -10 degree celsius, Akv2≥55J, Elongation ≥12%
                                  - 40 degree celsius, Akv2≥24J, Elongation ≥12%
    10.9 Bolts/Studs: - 40 degree celsius, Akv2≥27J, Elongation ≥12%
Prducts Applied Fields: Mainly used on high-speed railways, motor train, Urban rail transit, Vessels cranes, offshore cranes, High-pressure pumps, Vacuum pumps, Fastening of mining machinery, Amusement devices, Wind-fix and other fields.
Quality Guarantee: 
    a. With professional technicians responsible for design and standard management.
    b. Each product line owns a specialist responsible for process control.
    c. Each worker possesses self-check ability.
    d. Each producing link owns a specialized inspector responsible for first inspection and confirmation of inspection during the
        producing process.
    e. The factory is equipped with capacity of heat treatment.
Team Introduction  
The company possesses a team with a good knowledge in design, development, processing, testing, surface treatment and packaging. We can provide customers with practical solutions to steps varying from raw material selection, product design, product formulation, to manufacturing process according to the requirements of customers and the product service environment.
Our team is highly capable with a strong sense of responsibility and a firm capacity of implementation. We make quick response to customers' demands within 24 hours.
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E-mail:info@caifumech.com TEL:+86(21)-68406716