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Quick Details

  • Material: Stainless Steel, SUS304/ 316/321
  • Technics: Welded
  • Type: Threaded Expansion Bellows
  • Place of Origin: Zhejiang, China (Mainland)
  • Model Number: EH-250STG
  • Brand Name: Ehase-flex
  • Connection: Male
  • Shape: Corrugated Compensator
  • Head Code: Round
  • Size: DN15-DN80
  • Standard: EJMA
  • Thread: BSPP BSPT NPT
  • Temperature Rating: Max 1000℃
  • Rated Working Pressure: 10bar, 16bar, 25bar, 10bar, 63bar, 100bar
  • OEM/ODM: Allowed
  • Certificate: IS9001, FM
  • Application: Axial Compensator for Pipeline

Packaging & Delivery

Packaging Details: Carton Box, Pallet , or Plywood Case
No Unacceptable Packaging Material or Bamboo Products been Used as Packing
Delivery Detail: Normally 20 Days; Depends on QTY
Product Description

Threaded Expansion Bellows Corrugated Compensator for pipeline



Used in small size pipeline system to compensate the axial movement. 

Used in outdoor or bad external environment. External cover or tie rods are optional.


2Seal RingsSUS304SUS316/321
3Tube EndSGPSUS304 /316/321
4Internal SleeveSUS304SUS316/321
5Tie RodsS25CSUS304/316/321



Nominal BoreTotal LengthBellows O.D.Force to CompressEffective AreaAxial MovementRated Working Pressure
151/225025345.4+5 -1516
203/425032345.4+5 -1516
25125038318.2+5 -1516
321 1/43504913517.9+10 -2516
401 1/23506215022.4+10 -2516
5035076.218034.2+10 -4016
652 1/23509221053+10 -4016
8035010825071+10 -4016

*Specifications stated abvoe are the standard. We can design and manufacture according to customer's requirement

*Threads: NPT, BSPP, BSPT..




Production Process

Production Capacity

Flexible Sprinkler Hoses: 350,000pcs Per Month

Flexible Joint/Expansion Joint: 80,000pcs Annual

Gas Connector: 30,000pcs Per Month

Water Connectors: 50,000,000m Annual



 100% Test Before Delivery


Packaging & Shipping

 No Unacceptable Pakcing or Bamboo Products been Used as Packing


Company Information






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China (Mainland) | Manufacturer, Trading Company
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11 Transactions 160,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $202,000
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