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- Products
- Expansion Joint
- NK-VN7500・VN7700
Expansion Joint
NK-VN7500・VN7700
Outer-cylinder type
- NK-VN7500: Single bellows
- NK-VN7700: Double bellows
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FEATURE
- This product wraps a bellows in an inner cylinder and an outer cylinder, and has a structure that does not carry out compression buckling that if it’s big axial move.
- Applicable fluid: Steam, Exhaust gas, Water, Air
Applicable bellows: MF, HF - Material: SUS304, SUS316L,
*Please contact us for material. - Standard: JIS, ANSI, DIN
NK-VN7500
Materials
| 1. Bellows | Stainless Steel |
| 2. Inner Sleeve | Stainless Steel |
| 3. Outer Cylinder | Carbon steel, Stainless Steel |
| 4. End Pipe | Carbon steel, Stainless Steel |
| 5. Flange | Carbon steel, Stainless Steel |
| 6. Neck Ring | Carbon steel, Stainless Steel |
| 7. Middle Ring | Carbon steel, Stainless Steel |
| 8. Tie Rod | Carbon steel, Stainless Steel |
| 9. Holder | Carbon steel, Stainless Steel |
NK-VN7700
Materials
| 1. Bellows | Stainless Steel |
| 2. Inner Sleeve | Stainless Steel |
| 3. Outer Cylinder | Carbon steel, Stainless Steel |
| 4. End Pipe | Carbon steel, Stainless Steel |
| 5. Flange | Carbon steel, Stainless Steel |
| 6. Neck Ring | Carbon steel, Stainless Steel |
| 7. Middle Ring | Carbon steel, Stainless Steel |
| 8. Tie Rod | Carbon steel, Stainless Steel |
| 9. Holder | Carbon steel, Stainless Steel |
