Hyundai part no. 31N6-50139 cylinder tube , JDF hydraulic cylilnder Hyundai excavator spare parts replacements parts

We manufacture high quality hydraulic cylinder at lower cost.

We maintain quick response for various market.

part no. 31N6-50139

Our quality control:

We focus on every part's quality and material:

Rod seal:

Superior quality named-brand seals improve a longer life and seal effect.

Tube:

skived&burnished or vertical honing tube assures the concentricity and straightness.

Rod:

Induction hardened prior to chrome plating enhances the surface hardness. Enhanced chrome plating improve corrosion resistence and anti-scratch performance.

Piston:High pressure piston sealing material.

Making cylinder that are worthy of your equipment.

You will be without worry, when the cylinder willinterchange completely with the originalon your equipment.

The cylinder that are worthy of your equipment mean higher work efficency and less downtime won't let you down.

Our packing for exportation:

We have drawing size for you to check, pls email me , i will send to you if you want to order:

JDF is completely in-house manufacturing by ourself, we have a big factory with 215000 square meters.

The machine include Skive Roller Burnishing Machines, Honing Machines, CNC Centers, Automatic welding machines, Grinders machine, Cylinder assembly& test benches, paining line.

photo:

As an added measure of quality assurance, we employ a third layer of quality control through incoming product inspections for our container shipments.

These measures are supported by controlled drawings and manufacturing processes, lean manufacturing practices, and a continuous commitment to improvement. This ensures that every product JDF manufactures is thoroughly tested and ready for worry free field-use.

Through our carefully crafted relationships, we can provide our customers with shorter lead times and higher inventory volumes.

JDF works directly with international facilities which support the domestic supply chain, manufacturing, and assembly operations. By maintaining international quality control and engineering personnel, JDF can give customers a continuous supply of high quality, reliable products at a competitive price.

Hyundai part no. 31N6-50139 cylinder tube , JDF hydraulic cylilnder Hyundai excavator spare parts replacements parts Images