Henan Lianghe Pipeline Equipment Co.,Ltd
| Payment Terms | T/T, D/A, D/P, Western Union, MoneyGram, L/C |
| Supply Ability | 2000 sets per month |
| Delivery Time | 5-10 work days |
| Packaging Details | Inside: Plastic Film ，Outside: Wooden Case |
| Product name | Dn1000 Expansion Joint Bellows Compensators |
| Nominal diameter | DN32 - DN3000 |
| Bellows materia | Stainless steel 304,316,etc. |
| Applicable media | Water, hot water, steam, oil, air, etc |
| Maximum Temperature | -10℃ - +300℃ |
| Connection | Welded |
| End Pipe material | Q235B,Stainless steel |
| Brand Name | Lianghe |
| Model Number | WEJ |
| Certification | ISO 9001:2015 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, D/A, D/P, Western Union, MoneyGram, L/C | Supply Ability | 2000 sets per month |
| Delivery Time | 5-10 work days | Packaging Details | Inside: Plastic Film ，Outside: Wooden Case |
| Product name | Dn1000 Expansion Joint Bellows Compensators | Nominal diameter | DN32 - DN3000 |
| Bellows materia | Stainless steel 304,316,etc. | Applicable media | Water, hot water, steam, oil, air, etc |
| Maximum Temperature | -10℃ - +300℃ | Connection | Welded |
| End Pipe material | Q235B,Stainless steel | Brand Name | Lianghe |
| Model Number | WEJ | Certification | ISO 9001:2015 |
| Place of Origin | China | ||
| High Light | Bellows Compensators Expansion Joint ，Carbon Steel Expansion Joint ，Dn1000 Expansion Joint | ||
Welded Stainless Steel 304 316 Carbon Steel Dn1000 Expansion Joint Bellows Compensators
A "Welded Stainless Steel 304 316 Carbon Steel DN1000 Expansion Joint Bellows Compensator" refers to a specific type of piping component used to absorb movement in a pipeline system.
Here's a breakdown of what that means:
Expansion Joint / Bellows Compensator: These are flexible elements designed to accommodate thermal expansion and contraction, vibration, and misalignments in piping systems. They consist of one or more corrugated metal bellows, which can compress, extend, or flex to absorb movement without putting stress on the connected pipes or equipment.
Welded: This indicates the manufacturing method, where the bellows and end connections are joined together through welding processes. This ensures a strong, leak-tight seal.
Stainless Steel 304 and 316: These are common grades of stainless steel used for the bellows material due to their corrosion resistance, high-temperature capabilities, and durability.
Product Technical Parameters
| DN | WN | Pressure rating | Effective area of the bellows | Maximum outer diameter size | L | |||
| 0.6 | 1 | 1.6 | 2.5 | |||||
| Axial compensation | ||||||||
| 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 |
| 8 | 97/21 | 87/35 | 79/39 | 71/47 | 360 | 340 | ||
| 300 | 6 | 65/55 | 59/59 | 52/65 | 47/71 | 1105 | 340 | 330 |
| 8 | 97/35 | 87/37 | 79/41 | 71/45 | 400 | 380 | ||
| 350 | 6 | 65/62 | 59/67 | 52/74 | 47/81 | 1307 | 340 | 360 |
| 8 | 97/41 | 87/44 | 79/48 | 71/47 | 420 | 420 | ||
| 400 | 6 | 65/58 | 59/62 | 52/68 | 47/75 | 1611 | 340 | 360 |
| 8 | 97/39 | 87/43 | 79/47 | 71/52 | 420 | 420 | ||
| 450 | 6 | 97/35 | 87/37 | 79/41 | 71/52 | 1972 | 340 | 360 |
| 8 | 145/22 | 131/23 | 118/25 | 71/45 | 450 | 460 | ||
| 500 | 6 | 97/64 | 87/86 | 79/75 | 106/28 | 2445 | 340 | 450 |
| 8 | 145/37 | 131/39 | 18/43 | 71/82 | 450 | 520 | ||
| 600 | 6 | 97/80 | 87/85 | 79/94 | 106/48 | 3534 | 380 | 480 |
| 8 | 145/45 | 131/49 | 118/53 | 71/103 | 500 | 450 | ||
| 700 | 4 | 97/71 | 87/77 | 79/85 | 106/60 | 4717 | 1110 | 400 |
| 6 | 145/45 | 131/39 | 118/53 | 71/95 | 520 | |||
Key Functions and Applications:
Thermal Expansion/Contraction: Compensating for changes in pipe length due to temperature fluctuations in hot or cold fluid transfer systems.
Vibration Absorption: Isolating vibrations generated by pumps, compressors, or other machinery to prevent their transmission throughout the pipeline and to sensitive equipment.
Misalignment Correction: Accommodating minor misalignments in piping runs that may occur during installation.
Stress Reduction: Protecting connected equipment (like tanks, heat exchangers, or turbines) from excessive forces and moments caused by pipe movement.
Design Considerations:
When specifying or manufacturing such an expansion joint, important factors include:
Type of Movement: Axial, lateral, angular, or a combination.
Operating Pressure: The maximum internal pressure the joint needs to withstand (e.g., PN10, PN16, PN25, PN40, or higher).
Operating Temperature: The range of temperatures the joint will experience.
Medium: The type of fluid or gas being transported, which influences material selection for corrosion resistance.
Cycles: The number of expected movement cycles over the joint's lifespan, which affects the design and fatigue life.
Connection Type: Typically flanged ends (to connect to pipe flanges) or weld ends (for direct welding into the pipeline).
Accessories: Such as tie rods (to prevent over-extension), internal liners (to reduce turbulence or protect bellows from abrasive media), or external covers (for protection against external damage).
These DN1000 welded stainless steel and carbon steel expansion joints are critical components for ensuring the safety, reliability, and longevity of large-diameter piping systems in various industries, including power generation, petrochemical, HVAC, and more.
Company Details
Business Type:
Manufacturer
Year Established:
2003
Total Annual:
40000000-60000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
The company adheres to the business philosophy of "customer satisfaction is our first duty, all employees are responsible for creating quality, continuous improvement sets new heights, honest service builds reputation", and wholeheartedly provides high-quality products and profes... The company adheres to the business philosophy of "customer satisfaction is our first duty, all employees are responsible for creating quality, continuous improvement sets new heights, honest service builds reputation", and wholeheartedly provides high-quality products and profes...
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