- NK-6500
- NK-6800
- NK-7000／NK-7100
- NK-7300／NK-7300E
- NK-7400
- NK-7500／NK-7600
／NK-7700 - NK-7800
- NK-7900／NK-7900E
- NK-8900
- NK-9000（Single）
- NK-14000
- D-FLEX
- F-FLEX
Bellows Expansion Joint
Bellows model
NK-6500 Free- type Bellows Expansion Joint
| Number | Name | Material |
|---|---|---|
| 1 | Flange | SS400,S25C,SUS304,316,316L |
| 2 | End Pipe | SGP,STPG370,SUS304,316,316L |
| 3 | Bellows | SUS304,316,316L |
| 4 | Internal Cylinder | SUS304,316,316L |
| 5 | Holder | SS400,SUS304 |
| 6 | Set Bolt | SS400,SUS304 |
Features
The expansion-contraction of the pipes caused by change of temperature is
absorbed by bellows.
This is standard type of expansion joint composed of bellows welded with pipe.
Standard model is equipped with Set Bolt. It is also possible to manufacture
Non-Set Bolt type (NK-6600) and Pipe End type (NK-6700).
Click here for Specifications.
Bellows model
NK-6800 Free type Bellows Expansion Joint W-model
| Number | Name | Material |
|---|---|---|
| 1 | Bellows | SUS304,316,316L |
| 2 | End Pipe | SGP,SS400,STPG370,SUS304,316,316L |
| 3 | Flange | SS400,S25C,SUS304,316,316L |
| 4 | Intermediate Pipe | SUS304,316,316L |
| 5 | Intermediate Holder | SS400,SUS304 |
| 6 | Holder | SS400,SUS304 |
| 7 | Set Bolt | SS400,SUS304 |
Features
It's possible to absorb the axially horizontal and vertical expansion-contraction
by installing pipes between bellows.
Fluid: Air / Exhaust / Water
