2026-08-05 19:12:52
Click:
JSHUN was founded in 1993 and is located in Wenzhou, Zhejiang, the capital of valves in China. With a registered capital of 30 million yuan, it is a professional manufacturer of valve gearboxes with 30 years of technical accumulation. The company has passed the ISO 9001 quality management system and CE certification, with rigorous production processes. The multi turn gearbox strictly follows the GB/T 12222-2005 (equivalent to ISO 5210:1991) standard, and some turn gearboxes strictly comply with the GB/T 12223-2005 (equivalent to ISO 5211:2001) standard, ensuring product interchangeability and reliability. JSHUN products are widely used in various types of valves such as gate valves, globe valves, butterfly valves, ball valves, plug valves, and rotary ball valves. They are often paired with electric, pneumatic, and hydraulic actuators to form a complete valve drive solution. In terms of material selection, the main body of the gearbox is made of high-quality materials such as CF8M, CF8, LCB, LC1, WCB, and ASTM A536 65-45-12. The valve stem nut and worm gear are made of wear-resistant alloys such as D2, H94, H62, significantly improving the product's load-bearing capacity and service life. Our core products include valve gearboxes, valve screws, valve stem nuts, and valve turbine gears, serving the global industrial valve industry chain with precision transmission performance and sturdy structures.