20 years of experience
Since its establishment in 2007, Shengdingyuan has been developing and growing and has become a leader in the field of corporate management and technological innovation.
ample stocking and quick stocking
Sufficient inventory and fast inventory
Quality Control is Consistent
Professional staff and standardized testing centers include a complete quality control system to ensure product quality and traceability
The Globalization Service
The international sales team was established in 2009 and has established sales branches in the United States, Thailand and Turkey to provide high-quality services to customers around the world.
DIN Black Phosphated Hydraulic Tube In High Precision
Cold drawn and bright NBK seamlee steel tube is used as the tube to be phosphated. The phosphated is realized with the imported chemical fluid to form a black film. The antirust oil is absorbed by means of the micro pore on the film to prevent from the rust. The caps are covered at two ends of tube to prevent from the dust