VSSJA Flange-loosing Expansion Joint
VSSJA flange adaptor is also called AF type pipe compensator in GB/T12465-2007, and VSSJA flange loosing type expansion joints , it consists of Follower, flange, sleeve, rubber seals and bolts, nuts. One end connection way is plug-in, which is same with SSJB flexible mechanical coupling, the other end connection way is flange. Flange adaptor connecting pipes can be different material, especially for steel pipe and plastic pipes.
Working principle of VSSJA flange adaptor:
After VSSJA type flange adaptor is installed with the pipe, tighten the nut flexible ring, relying on each other under the effect of the slope of the gland nut, pressed in the outer tube sealing and connecting role to play. When the temperature changes, the pipe can move freely within the gap distance,, the local base goes down, the tube can be skewed, and to ensure that no seal leakage, which play automatically compensate for the purpose.
Classification of VSSJA flange adaptor:
- According to the material difference, there are carbon steel flange adaptor, ductile iron flange adaptor and stainless steel flange adaptor.
- Bolts and nuts material can be different from body.
- Usually, carbon steel flange adaptor flange drilling shape is circle.
- Usually, ductile iron flange adaptor flange drilling shape is oval.
|nominal diameter||pipe outer diameter||length||connecting flange size|
- According to product’s using condition, technicians will offer rationalization;
- Provide detailed product performance specification;
- Provide professional quoted price;
- Provide 24-hour technical consulting reply.
- Begin to supervise from raw material, its qualified rate can reach to 100%;
- Whole manufacturing process are in strict accordance with promised procedure requirements, product qualified rate can reach to 100%;
- Provide product’s inspection record of key junctures to customers;
- Provide production schedule photos to customers at regular intervals;
- Package and transport products strictly accordance with export standard.
- Under the premise of correct installation, normal maintenance and using, we guarantee one-year warranty period;
- When warranty period has expired, our sold products enjoys lifetime guarantee repair, we only charge cost price for changing product’s standard component and sealing component;
- During installation and adjustment period, our after-sale service staff will communicate with customers frequently to know product’s running state in time. Assist customers to install and adjust products until customers are satisfied;
- If product has malfunction during operation period, we’ll offer you satisfied answer in time. We’ll reply you within 1 hour and provide solution or send staff to spot within 24 hours after receiving maintenance notification.
- Lifelong free technical support. Conduct satisfaction survey and inquiry equipment running condition to clients by telephone or e-mail semiannually from the first day of equipment running, put on records of acquired information.
- Is the flange adaptor length adjustable?
Yes, we can adjust the length according to the actual movement requirements.
- What's the painting of our Carbon steel Expansion Joints?
Usually, the inside and outside painting or coating is epoxy painting.
- What's the thickness of the painting?
The painting thickness is ≥200 micron.
- Will you offer Installation manual?
Yes, we will offer professional installation manual.
- Can you supply drawing and technical specification?
Yes, we have professional team to help you.
- What's the MOQ of this Expansion Joint?
Usually, the exporting package of VSSJA flange adaptor is nonfumagation wooden case, sometimes, steel frame fix is necessary.
|Email :||[email protected]|
|Address :||Room801, Building B, CC Mall, Jianshe Road, Zhongyuan District, Zhengzhou, Henan, China|