Normal materials of plastic flange include PVC and PP, etc. Compared with steel flange, the plastic flange is smooth, lightweight, antioxidant, corrosion prevention and erosion resistance, widely used in chemical, electronics, metallurgy, plastic, electroplating, irrigation, sewage treatment, circulating water engineering, aquatic products aquaculture, civil construction, and other industries
Plastic Flange VS Metal Flange
- Standard (Similarity):
Both plastic & metal are flange's materials. Both metal flanges & steel flanges can be ANSI/ASME, DIN, BS, JIS, UNI & EN 1092-1 standard.
- Design Pressure (Similarity)
Plastic flange pressure only can be 10kgs.
Metal flange pressure can be PN6/PN10/PN16/PN25,150LBS/300LBS/400LBS/600LBS
- Type & Facing (Similarity):
Type: Blind, Socket
Facing: FF
- Installation (Similarity and Difference):
Plastic flanges are chemically stable, do not rust and economic, they are suitable for underground irrigation and household pipe connections.
Although the material of them are different, they are bolted to the pipe
Plastic Flange FAQs
How Many Types of Flanges Are There?
To connect diferent pipes and valves to achieve different functions, there are 6 types of common flanges as below:
Weldneck flange
Threaded Flanges
Socket-Weld Flanges
Slip-On Flanges
Lap Joint Flanges
Blind Flanges
Can We Supply Special Flanges?
If clients require non-standard flanges, our factory can manufacture or modify products to meet specific customer needs.
How Long is Lead Time for One Flange Order?
Generally, the lead time is about one month. If you have a deadline, please let us know in advance and we will try our best to fulfill your order in time.
For more information about Valves and dismantling joints, please feel free to contact us!
