High Performance QPQ Steel Bushing Series

High Performance QPQ Steel Bushing Series | Corrosion Resistant Industrial Parts Most standard industrial steel bushings suffer rust, surface oxidation and friction corrosion in humid, outdoor and corrosive working environments, causing frequent jamming and early scrapping. Our premium QPQ Series Steel Bushing, anti-corrosion Steel Bushing QPQ Type and standardizedSteel Bushing QPQ Model perfectly solve these corrosion-related pain points. Combining professional QPQ salt-bath nitriding treatment, our Oil Groove Steel Bushing, high-tolerance Precision Bushings and heavy-duty Industrial Bushings deliver dual protection of wear resistance and corrosion resistance for harsh industrial scenarios. QPQ Steel Bushing Core Technical Parameters Parameter Item Precise Technical Specification QPQ Surface Hardness HV 850–1050, greatly improving surface scratch and abrasion resistance Corrosion Resistance Grade Pass 200-hour salt spray test, completely resisting rust and elect…