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How to Identify and Measure Fittings
Pipe size is an industry designation, not the actual size. View information about how to measure threaded and unthreaded pipe and pipe fittings.
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Low-Pressure Stainless Steel Unthreaded Pipe Flanges
Bolt two flat-surface flanges or two raised-surface flanges of the same size together with a
Slip-on weld flanges have no internal stop; slide a pipe through the flange and weld on both sides. Forged flanges have better strength than cast flanges. 304 stainless steel flanges offer very good corrosion resistance.
Metric Slip-On Weld Flanges—Forged
Front
Raised Surface on Back
- For Use With: Air, Natural Gas, Oil, Steam, Water
- Specifications Met: DIN EN 1092-1
Bolt Hole | 304/304L Stainless Steel | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Pipe Size  | DN Flange Size | Flange OD, mm | For Bolt Dia., mm | Dia., mm | No. of | Bolt Circle Dia., mm | Max. Pressure | Max. Steam Pressure | Each | |
| 6 | 150 | 285 | 20 | 22 | 8 | 240 | 230 psi @ 72° F | 125 psi @ 300° F | 0000000 | 0000000 |