Nippon piston ring engine parts

Piston Ring Advantage

• Domesitc customer OE plant : Weichai, Yuchai,Zichai,CRRC Ziyang Co.,Ltd,VW Shanghai
• Overseas OEM supplier for hydraulic Sealing Ring
• Customized Hydraulic Cylinder Piston ring
• Piston Ring size from 8mm to 900mm
• 100% tested for the accuracy and quality
• High quality and reasonable price
• High torison strength and fatigue strength

Application

• Oil drilling,Construction machinery,Marine Diesel Engine,Railway Locomotive,Dump-Truck.

Piston ring Production flow

• Oil ring processing
• Opening
• Mid-testing
• Precision production
• Light leakage detection
• Warpage
• Product testing
• Honing
• Face grinding

Produce Equipment

• Foundry production line
• Medium frequency induction furnace
• Heat treatment
• Roughing production line
• Precision production line
• Phosphating line
• Dedicated CNC CAM lathe(Shorten the run-in period of the ring and the cylinder, and extend piston ring working life)
• German imported CKS chrome plating line(The first production line at domestic)

Inspection Equipment

• Amsler type tester
• Elasticity test equipment
• Spectrometer
• Contour Detector
• Rockwell hardness tester
• Hardness test equipment

FAQ

What is the packing ?

A: Neutral box , wooden case;

Customer own brand box as require.

When can you deliver the goods after payment?

A: 10 days for sample order if stock available by air or express;

30-60days for batch qty order by sea.

We will send courier number to you after goods delivery .

Can you offer sample ?

A: If stock available, sample can be supply after you pay the sample charge and freight cost.

What's about the After-service policy.

A: Piston ring is limited to replacing such product during the warranty period;

This warranty shall not apply to product subjected to racing, accidents, negligence, abuse, alteration, misuse, acid damage, improper installation or unsuited use ;

The warrantee of this piston ring shall not be liable for any consequential, special or contingent damages, expense or injury arising directly or indirectly from the use of this product.

If need replace part, please provide the product engine model ,piston ring phots and the purchasing date of Order .