Hachiken, Japan
Hachiken KH High Displacement Fexible Tube
Made in Japan
Manufacturer : Hachiken
Model : KH
Kinds
- KH300: for 300mm eccentricity
- KH400: for 400mm eccentricity
Usage
- Connection between buildings with different foundations
- Piping inside the treatment plant
- Underground plumbing on public roads
- Piping inside the building
- Connection of pipelines in liquefied ground
Standard specifications
- Maximum operating temperature : -10 to 60°C
- Maximum working pressure : -90kPa to 0.50MPa
- Installation conditions : Buried depth 1-3m, vehicle weight 25t
- Flange standard : JIS 10K
- Inner rubber material : EPDM
Structure and material
[Ground/buried use]
| Part number | Name | Material |
| 1 | Inner rubber | EPDM |
| 2 | Reinforcing layer | Synthetic fiber |
| 3 | Body reinforcement layer | Steel wire |
| 4 | Reinforcing layer | Synthetic fiber |
| 5 | External rubber | EPDM |
| 6 | Reinforcement ring | SS |
| 7 | Flange | SS* |
*Flanges are standardly painted with black epoxy resin.
Drawing data
KH300/KH400 (300/400mm eccentricity)
for ground burial, EPDM, 10K/water supply F12
Dimensions and performance table
| Nominal diameter | A. | Shrinkage | stretch | KH300 | KH400 | ||||
| L. | Eccentricity | Mass kg | L. | Eccentricity | Mass kg | ||||
| 20A | 19 | 10 | 10 | 600 | 300 | 3.8 | 800 | 400 | 4.5 |
| 25A | 25 | 10 | 10 | 600 | 300 | 4.6 | 800 | 400 | 5.4 |
| 32A | 32 | 10 | 10 | 600 | 300 | 5.7 | 800 | 400 | 6.6 |
| 40A | 38 | 10 | 10 | 600 | 300 | 6.2 | 800 | 400 | 7.1 |
| 50A | 51 | 30 | 20 | 700 | 300 | 8.0 | 900 | 400 | 9.2 |
| 65A | 64 | 30 | 20 | 700 | 300 | 11.0 | 900 | 400 | 13 |
| 80A | 76 | 40 | 20 | 700 | 300 | 11.8 | 900 | 400 | 14 |
| 100A | 102 | 40 | 30 | 700 | 300 | 16.2 | 900 | 400 | 19 |
| 125A | 127 | 40 | 30 | 800 | 300 | 23.1 | 1000 | 400 | 27 |
| 150A | 152 | 40 | 40 | 1000 | 300 | 32.8 | 1200 | 400 | 37 |
| 200A | 203 | 40 | 40 | 1100 | 300 | 41.8 | 1300 | 400 | 47 |
| 250A | 254 | 50 | 50 | 1200 | 300 | 58.6 | 1400 | 400 | 65 |
※1. Each displacement amount is the value when each is displaced independently.
※2. Displacement for slanted piping differs from the above values, so please contact us each time.
※3. Weight is a guideline.
※4. The inside diameter of the mouth of 25A or less is R-processed.
Option
| Standard | option | |
| Flange standard | JIS 10K | Tap water F12, JIS 5K, JPI class 150, etc. |
| Flange material | SS plating | SUS304, SUS316, etc. |
| Inner rubber material | EPDM | CR, NBR, NR, wear resistant |
<Remarks/Precautions>
- If the fluid is gas, the maximum working pressure will be 1/2 of the above value.
- Please contact us for non-standard specifications (diameter, length, etc.).
- Due to the manufacturing method, the plating on the flange may be discolored or mottled, but this does not affect performance.
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