Venn Co.
Venn JB-23 (Single) Bellows Type Telescopic Tube Fittings

Manufacturer: Venn Co., Ltd.
Model: JJB-23
Features
- Durability improves by using double-layer bellows.
- In addition, all parts except the flange makes of stainless steel.
- Moreover, a loose flange uses for the end connection.
- As a result, it absorbs circumferential misalignment of bolt holes and simplifies installation.
Specifications
| Product Symbol | JB23-N |
|---|---|
| Types of valves | Bellows Shape Expansion Tube Fittings |
| Nominal diameter | 20~300(3/4~12) |
| Applicable fluids | Steam, air, inert gas, water, hot water, oil |
| Fluid temperature | Below 250°C |
| Maximum working pressure | 2.0MPa |
| End connection | JIS 20K Loose Flange |
| Expansion and contraction | 35mm |
| Elongation | 10mm |
| Shrinkage | 25mm |
| Material: Flange | Carbon Steel |
| Material Outer cylinder | Stainless Steel |
| Material: Inner Cylinder | A240-316L (SUS316L equivalent) |
| Material: Bellows | A240-316L (SUS316L equivalent) |











