Butt Fusion Flange Stub

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Description
1. Butt fusion flange is suitable for both 16 and 20 bar pressure rating.
2. The sizes of stub flange in our company range from ½ inch to 36 inch (16 mm to 914 mm). We are able to provide other sizes according to customers’ requests.
3. In accordance with ANSI B16.5 and BS 1560, drilling and outside diameter of butt fusion flange is ½ inch to 24 inch (16 mm to 610 mm). While the larger size ranges from 28 inch to 36 inch (711 mm to 914 mm) in accordance with MSS SP-44. The backing flanges are manufactured from forged carbon steel in accordance with ASTM A105. 2.
4. Specific stub flanges can be protected by hot dipped galvanizing. Additional organic coatings such as polyamide epoxy are available on request.
5. Smart Joint Company possesses more than 20 years’ production experience of butt fusion flanges. With high quality assurance, our butt fusion fittings are exported to UAE, Australia, Brazil, Germany, Canada, Malaysia, the United States, Japan, and so forth.

Parameters of Butt Fusion Stub Flange

Dn (mm) L1 (mm) L2 (mm) L (mm) Pcs/Box SDR
450 × 400 35 35 105 1 17
500 × 400 35 35 175 1 17
500 × 450 35 35 105 1 17
560 × 400 35 35 245 1 17
560 × 450 35 35 175 1 17
560 × 500 35 35 105 1 17
630 × 400 35 35 315 1 17
630 × 450 35 35 245 1 17
630 × 500 35 35 175 1 17
630 × 560 35 35 105 1 17
710 × 630 50 50 135 1 17
800 × 630 50 50 220 1 17
800 × 710 50 50 135 1 17
900 × 800 50 50 135 1 17
1000 × 800 50 50 220 1 17
1000 × 900 50 50 135 1 17

Established in 1992, Jilin Songjiang Smart Joint Co., Ltd. is the first enterprise engaged in research and development of plastic pipe fusion welding technology and products in China. Now we mainly produce butt fusion flanges, hot melt elbows, electrofusion fittings, butt fusion fittings, butt fusion welding machines, electrofusion welding machines, fusion welding machine kits, and so on. Since its establishment, it has gained CE Certification, Sanitary License, China Special Equipment Manufacturing License and ISO9001-2000 Quality System Authentication. If you are interested in our stub flanges, please feel free to contact us.

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