Carbon Steel Welded Bellows Expansion Joint - Pressure Balance Compensator for 32-1000mm Piping Systems
Price:
＄16.5-29.5 per set
MOQ:
1 piece
Delivery Time:
3-7day
Brand:
Liang He
Product Description
Welded Bellows Expansion Joint Overview
Welded bellows are precision mechanical components manufactured from metal sheets, offering exceptional sealing performance and elasticity. These components are widely utilized in vacuum equipment and applications demanding high precision and reliability.
Construction & Design
The welded bellows assembly consists of multiple thin hollow diaphragms precisely welded together. These diaphragms are welded at their inner edges in concentric circles to form diaphragm pairs, which are then stacked to create corrugated segments. The final assembly combines metal welding at both ends with end plates to form a complete bellows group, enabling reciprocating motion with other moving components.
Key Product Advantages
High Pressure & Corrosion Resistance: Constructed from premium stainless steel or titanium alloy materials to withstand high pressure and corrosive media.
Superior Flexibility: Corrugated structure provides excellent flexibility and elasticity for complex operational conditions.
Simplified Installation: Unlike traditional piping systems, welded bellows eliminate the need for multiple connection and disassembly operations.
Technical Specifications
| DN | WN | Pressure Rating | Effective Area | Maximum Outer Diameter | L |
|---|---|---|---|---|---|
| 32 | 8 | 22/26 | 20/26 | 18/63 | 15/98 | 16 | 110 | 110 |
| 40 | 8 | 22/44 | 20/44 | 18/89 | 15/106 | 23 | 130 | 130 |
| 50 | 8 | 22/51 | 20/70 | 18/70 | 15/138 | 37 | 150 | 150 |
| 65 | 8 | 30/35 | 26/44 | 22/55 | 19/68 | 55 | 170 | 170 |
| 80 | 8 | 36/26 | 34/33 | 28/41 | 24/54 | 81 | 200 | 200 |
| 100 | 8 | 45/60 | 40/75 | 35/93 | 29/117 | 121 | 220 | 220 |
| 125 | 8 | 77/29 | 66/36 | 58/45 | 50/56 | 180 | 290 | 240 |
| 150 | 8 | 71/43 | 64/51 | 54/59 | 46/65 | 257 | 290 | 250 |
| 200 | 8 | 65/44 | 59/52 | 53/58 | 48/78 | 479 | 340 | 280 |
| 250 | 6 | 65/34 | 59/42 | 52/45 | 47/55 | 769 | 300 | 280 |
| 300 | 6 | 65/55 | 59/59 | 52/65 | 47/71 | 1105 | 340 | 330 |
| 350 | 6 | 65/62 | 59/67 | 52/74 | 47/81 | 1307 | 340 | 360 |
| 400 | 6 | 65/58 | 59/62 | 52/68 | 47/75 | 1611 | 340 | 360 |
| 450 | 6 | 97/35 | 87/37 | 79/41 | 71/52 | 1972 | 340 | 360 |
| 500 | 6 | 97/64 | 87/86 | 79/75 | 106/28 | 2445 | 340 | 450 |
| 600 | 6 | 97/80 | 87/85 | 79/94 | 106/48 | 3534 | 380 | 480 |
| 700 | 4 | 97/71 | 87/77 | 79/85 | 106/60 | 4717 | 1110 | 400 |
| 800 | 4 | 108/95 | 102/102 | 94/112 | 106/60 | 5822 | 1265 | 410 |
| 900 | 4 | 108/90 | 102/97 | 94/107 | 125/93 | 7620 | 1186 | 410 |
| 1000 | 4 | 108/98 | 102/105 | 94/116 | 125/84 | 9043 | 1286 | 410 |
Applications & Usage
Fluid & Gas Transport
Ideal for conveying liquids, gases, steam, and other media in piping systems. Superior durability minimizes leakage risks and pressure-related failures.
Extreme Environment Performance
Specifically designed for high-temperature, high-pressure, low-temperature, vacuum, and corrosive media applications across chemical, pharmaceutical, and food processing industries.
Flexible Connection Solutions
Wave-shaped design provides flexible connections in piping systems, acting as a buffer against external forces and temperature fluctuations to protect pipeline integrity.
Product Image
Quality & Service Commitment
ISO9001:2015 certified quality control system with regular stress testing
Competitive factory pricing with short delivery times
Comprehensive technical support from design through after-sales service
Custom product design, packaging, patterns, and logos
Small quantity orders and OEM manufacturing accepted
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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