HOME > Handling Items > Main & Generator Engine Parts > Configurations of Piston Ring and advanced material

Configurations of piston ring
 and advanced material

Configurations of Piston Ring

1、Cross-section configurations

Rectangular ring Rectangular ring
Keystone ring Keystone ring
Half keystone ring Half keystone ring
Scraper ring
(stepped)
Scraper ring (stepped)
Napier ring
(under-cut stepped)
Napier ring (under-cut stepped)
Slotted oil contorol ring Slotted oil contorol ring
Bevelled-edge oil
contorol ring
Bevelled-edge oil contorol ring
Double-bevelled oil
contorol ring
Double-bevelled oil contorol ring
Coil spring loaded
oil contorol ring
Coil spring loaded oil contorol ring
Coil spring loaded
Bevelled-edge oil
contorol ring
Coil spring loaded Bevelled-edge oil contorol ring
Coil spring loaded
double Bevelled-edge
oil contorol ring
Coil spring loaded double Bevelled-edge oil contorol ring
Expander / segment
oil contorol ring
Expander / segment oil contorol ring

2、Face configurations

Straight-faced Straight-faced
Barrel-faced Barrel-faced
Taper-faced Taper-faced

3、Edge configurations

Internal bevel top
(positive twist type)
Internal bevel top (positive twist type)
Internal step top
(positive twist type)
Internal step top (positive twist type)
Internal bevel bottom
(negative twist type)
Internal bevel bottom (negative twist type)
Internal step bottom
(negative twist type)
Internal step bottom (negative twist type)
Inside edges chamfered Inside edges chamfered
Outside edges chamfered Outside edges chamfered
Inside and outside
edges chamfered
Inside and outside edges chamfered

4、Coating configurations

Uncoated Uncoated
Coated fully faced Coated fully faced
Coated semi-inlaid Coated semi-inlaid
Coated inlaid Coated inlaid

5、Joint configurations

Joint
(straight)
Joint (straight)
Oblique joint
(angle)
Oblique joint (angle)
Stepped joint
(angle)
Stepped joint (angle)
Joint with side notch Joint with side notch
Joint with internal notch Joint with internal notch

New High Tension Materials

(1) Nodular Graphite Cast Iron Typical Particular

SNodular Graphite Cast Iron Typical Particular


(2) Compacted Vermicular Graphite Cast Iron Typical Particular

Compacted Vermicular Graphite Cast Iron Typical Particular


(3) Flake Graphite Cast Iron Typical Particular

Flake Graphite Cast Iron Typical Particular


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