Certificate:
ISO9001: 2000 certificate
1) Improve the flow circulation and avoid the bellow deformation .
2) Absorbs thermal expansion and shock
3) Structure: bellows + flat welding flanges
4) Main material, bellows : stainless steel 304; flanges: stainless steel 304 or carbon steel
5) Compensates converting misalignment
6) Compensates for exhaust converter misalignment

Application:
7) Heating and air conditioning installation
8) Hot water and fire protection system
9) Compressors inlet and outlet
10) Pipe with axial displacement by temperature or pressure changes
11) Thermal motors refrigeration circuit
Certificate :

12 It is obtained ISO9001-2000 International Quality Certificated.
13) Expansion Joints are determined as " The Best Products of Chinese Technology" by China Technological Enterprise council and our company has the right of products Import & Export
14) They are also insured the product quality liability insurance by PICC  
15) Size, diameter and length can be produced as per clients' requirements