Screw Threaded Coupling Union Type Custom Rubber Flexible Expansion Joint
Material of threaded rubber expansion joint
Includes the inner layer, the enhancement layer has a multilayer spreading nylon cord fabric, rubber outer layer composite tubes.
According to the different media used rubber material is also different, there are natural rubber, styrene butadiene rubber, butyl rubber, nitrile rubber, three ethylene propylene rubber, chloroprene rubber, silicone rubber, fluorine rubber, etc.
It has the functions of heat resistance, acid resistance, alkali resistance, corrosion resistance, abrasion resistance and oil resistance.
Features of threaded rubber expansion joint
High pressure and elastic deformation.
Advantages: high quality rubber joints recommended to reduce vibration, noise reduction, lightweight.
Main connection dimensions
| Nominal diameter | Length(mm) | Axial displacement(mm) | Lateral displacement
mm |
| mm | Inch | Elongation | Compression |
| 15 | 1/2 | 200 | 5~6 | 22 | 22 |
| 20 | 3/4 | 200 | 5~6 | 22 | 22 |
| 25 | 1 | 200 | 5~6 | 22 | 22 |
| 32 | 1 1/4 | 200 | 5~6 | 22 | 22 |
| 40 | 1 1/2 | 200 | 5~6 | 22 | 22 |
| 50 | 2 | 200 | 5~6 | 22 | 22 |
| 65 | 2 1/2 | 265 | 8~10 | 24 | 24 |
| 80 | 3 | 285 | 8~10 | 24 | 24 |
Product Structure Drawing
| NO | Parts Name | Material |
| 1 | Union | Malleable iron,SS304 |
| 2 | Inner rubber | EPDM |
| 3 | Outer rubber | EPDM |
| 4 | Pressurized ring | Carbon steel,SS304 |
Technicals Specifications
Size: 1/2”~3” (DN15~DN80mm)
Materials: NR, CR, NBR, EPDM, IIR, FKM
Applicable medium: water, sea water, sewage, petroleum, acid, alkali
Applicable temperature: -15℃~115℃ (higher temperature is available upon request)
Other Type Product
FAQ
Q: Can you make the product as per client's requirement?
A: Yes, we can make it with your exact requirement.
Q: What are your payment terms?
A: T/T (30% as desposit, the rest 70% will be paid before delivery), L/C at sight.
Q: Where is your nearest loading port?
A: Shanghai, Qingdao or Tianjin, China or according to customer's requirements.
Q: How can you guarantee the quality or any warranty?
A: If any quality problems during use, all the products can be returned or according to consumer's requests.
Q: Do you accept small quantity order?
A: Of course we do.
Q: And what is your shipment and delivery time?
A: By sea or air. Normally 7 to 14 Days for delivery, according to your order quantity.
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Screw Threaded Coupling Union Type Custom Rubber Expansion Joint SS304 DN15-DN80 Images
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