304 Steel Pipe Fittings Large Size Flanges
Flange connection is an important connection method in pipeline construction. A flange is a category of gasket made to fix two sections of pipe together, or act as a removable plug at the end of a single pipe.
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A flange is a category of gasket made to fix two sections of pipe together, or act as a removable plug at the end of a single pipe. All flanges are round disks with holes for bolts around the rim, but the commonalities end there. a projecting flat rim used for strengthening or attachment.
Types of flanges
- Slip-on flanges. The slip-on flange is a ring (with or without a hub) placed over the pipe’s end. …
- Weld neck flanges. Weld neck flange is also known as a high-neck flange or tapered hub flange. …
- Socket weld flanges.
- Blind flanges
- Lap joint flanges
- Threaded flanges.
|Shape||Weld Neck Flange ( WN),Slip-on Flange (SO), Threaded Flange (THD),Socket Weld Flange (SW),Blind Flange (BL),Lap Joint Flange (LAPJ),Plate flange (PL)|
|Size Range||1/2″ – 48″/ DN15 – DN1200|
|Pressure Rating||Class 150, 300, 600, 900, 1500, 2500lb|
|Standard||ASME B16.5, ASME B16.47 Series A/B, EN 1092-1, API 605, MSS SP-44, DIN 2627, DIN 2527, DIN 2558, DIN 2576, DIN 2641, DIN 2655, DIN 2656, DIN2573|
|Carbon Steel||ASTM A105 / A105N, ASTM A350 LF2/LF3, ASTM A694 F42 / 46 / 56 / 60 / 65, P235GH, P265GH, P280GH, P355GH|
|Alloy Steel||ASTM A182 F11 / 12 / 5 / 9 / 91 / 92|
|Stainless Steel||ASTM A182 F304/304L/304H, 316/316L, 321, 310S, 317,347,904L， 1.4404, 1.4437.|
|Duplex Stainless Steel||ASTM A182 F51, F53, F44|
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