Xi'an Longjoy Foreign Trade Co.,Ltd
Xi'an Longjoy Foreign Trade Co., Ltd
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Butt welding flange is mainly used in pipeline devices. Butt welding is an important connection mode of pipeline construction. It mainly focuses on the connection between pipe and pipe, which plays an important role and value.
Butt welding connection is to fix two pipes, pipe fittings or devices on a flange respectively, add flange pads between the two flange plates, and fasten them together with bolts to complete the connection.
Diameter: dn50,dn 800,dn1400
Material: 304, 304L, 316, 316L
Specification: 1 / 2 "~ 80"
Pressure: 0.25MPa ~ 400Mpa
Standards: ASTM / ANSI, ISO, DIN
ASTM A105 Stainless Steel Flanges Flat welding flange technical data sheet as below:
| Norminal Pipe Size | Outside diameter | Center to End | |||
| D1 | D2 | End to End | |||
| Series A | Series B | Serios A | Series B | L | |
| 15 | 21.3 | 18 | 25 | - | - |
| 20 | 26.9 | 25 | 25 | - | - |
| 25 | 33.7 | 32 | 38 | - | - |
| 32 | 42.4 | 38 | 38 | - | - |
| 40 | 48.3 | 45 | 38 | - | - |
| 50 | 60.3 | 57 | 38 | 44 | 5.5 |
| 65 | 76.1(73) | 76 | 38 | 51 | 7.0 |
| 80 | 88.9 | 89 | 51 | 64 | 76 |
| 90 | 101.6 | - | 64 | 76 | 8.1 |
Butt welding flange products are widely used in petroleum, chemical, electric power, metallurgy and other pipeline engineering.
Our Steel flat factory have high ability for production, the delivery time is 35 days for small quantity, or if you are hurry for that, we can arrange and meet your shipping date.