BS 4504 Stainless Steel Axial Bellows Expansion Joint SS304 316L 32-200mm Diameter 0.25-2.5MPa Pressure Rating
Price:
＄16.9-39.5 per set
MOQ:
1 piece
Delivery Time:
1-7 day
Brand:
Liang He
Product Description
BS 4504 Stainless Steel Axial Bellows Expansion Joint
The BS 4504 metal compensator is an axial motion bellows-style expansion joint designed to absorb thermal expansion, contraction, and other pipeline movements. Manufactured from corrosion-resistant SS304 or 316L stainless steel, this compensator provides reliable performance in demanding industrial applications.
Key Functions
- Compensates for axial, transverse, and angular thermal deformation in pipelines
- Facilitates valve and pipeline installation and disassembly
- Absorbs equipment vibration to reduce impact on pipeline systems
- Accommodates pipeline deformation caused by seismic activity and ground settlement
Product Advantages
- High Compensation Capacity: Effectively absorbs thermal expansion, contraction, and displacement
- Compact Design: Space-efficient structure for optimal pipeline system layout
- Superior Corrosion Resistance: Constructed from SS304 or 316L stainless steel for harsh environments
- Extended Service Life: Durable materials and engineering design minimize maintenance requirements
Technical Specifications
Component Materials
| Component | Material Options |
|---|---|
| Ear Plate | Carbon steel or stainless steel 304, 316, etc. |
| Flange | Carbon steel or stainless steel 304, 316, etc. |
| Bellows | Stainless steel 304, 316, etc. |
| Connection Tube | Stainless steel 304, 316, etc. |
| Tie Rod | Carbon steel or stainless steel 304, 316, etc. |
Performance Parameters
| Nominal Diameter (mm) | Wave Number | Pressure Level (MPa) | Effective Area (cm²) | Max Outer Diameter (mm) | Length (mm) |
|---|---|---|---|---|---|
| 32 | 8 | 0.25-2.5 | 16 | 225 | 160-280 |
| 32 | 16 | 0.25-2.5 | 16 | 225 | 224-321 |
| 40 | 8 | 0.25-2.5 | 23 | 244 | 164-289 |
| 40 | 16 | 0.25-2.5 | 23 | 244 | 230-334 |
| 50 | 8 | 0.25-2.5 | 37 | 259 | 172-306 |
Installation Guidelines
- Pre-installation Inspection: Verify compensator length matches specified maximum installation length
- Installation Length: Set to shortest working length plus maximum compensation amount
- Welding Procedure: Complete jacket welding after pipeline preheating for permanent fixation
- Pressure Testing: Conduct post-installation test at 1.5 times design pressure
- Thermal Insulation: Apply consistent insulation matching pipeline specifications
Product Packaging
Frequently Asked Questions
What is your shipment and delivery time?
By sea or air. Normally 7 to 14 days for delivery, according to your order quantity.
Can we choose different materials?
Yes, materials can be selected according to your specific requirements.
Can I visit your factory before ordering?
Yes, we welcome visits to our factory to inspect product quality.
What are your flange standards?
We support JIS, DIN, ANSI and other international standards.
Do you have certification certificates for your products?
Yes, we hold national certification certificates for all our products.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Henan Lianghe Pipeline Equipment Co.,Ltd
Location
Pipeline Industrial Park, Gongyi City, Henan Province, China
Contact Person
Kelly