Black phosphating precision tube 

High precision black phosphating tube with fine bright finished seamless steel pipe as phosphating, with imports of environmentally friendly phosphate solution inside and outside of the pipe wall phosphate, black phosphate form a protective film, the absorption of phosphate-rust through micropores in the film oil for rust treatment, both ends of the dust cover for treatment.

Features

★ Superior surface finish

★ High precision &High strength

★ Good size accuracy

★ Excellent micro-structure uniformity

★ No oxide layer of inside and outside wall

★ No leakage under great pressure

★ Cold bending without deformation

★ Flaring, shrinkage and flattening without cracks

★ Enhanced machinability

Applications

High precision black phosphating tube applications:compressed natured gas CNG tube, drive transmission, steering column elements, gear shafts, hand brake, front axles, airbag inflators, stabilizers, seat fasteners, front-wheel drive shafts, mechanical structure pipe parts in automobile,motorcycles and vehicle, hydraulic circuits, pneumatic lines and hydraulic suspension, hydraulic cylinders Etc

                    Industry control system

Packing&Delivery