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American slip on flange (SO flange)

American slip on flange (SO flange)

  • Certificate: ISO
  • Standard: ASME B16.5, GB/T 9124.2
  • Material: Forged carbon steel ASTM A105,
    Forged SS ASTM A182, F304 / F316L
  • Flange facing: FF / RF
  • Rated pressure: Class 150 / 300, etc.
  • Surface: Oiled / hot dip galvanized,
    Pickling white, etc.

Product Details

American slip on flange (SO flange) is designed with its inner diameter slightly bigger than pipe OD, so the flange could slide over the pipe for easy alignment. It is mainly used for pipe connection in low pressure, medium temperature service.

Available size (Class 150)

Size Flange OD O (mm) Bolt circle dia. W (mm) Bolting (No. x hole) Ref. No.
1/2″ / DN15 / 21.3mm 90 60.3 4 x 5/8″ N8701-150
3/4″ / DN20 / 26.7mm 100 69.9 4 x 5/8″ N8702-150
1″ / DN25 / 33.4mm 110 79.4 4 x 5/8″ N8703-150
1-1/4″ / DN32 / 42.2mm 115 88.9 4 x 5/8″ N8704-150
1-1/2″ / DN40 / 48.3mm 125 98.4 4 x 5/8″ N8705-150
2″ / DN50 / 60.3mm 150 120.7 4 x 3/4″ N8706-150
2-1/2″ / DN65 / 73.0 / 76.1mm 180 139.7 4 x 3/4″ N8707-150
3″ / DN80 / 88.9mm 190 152.4 4 x 3/4″ N8708-150
4″ / DN100 / 114.3mm 230 190.5 8 x 3/4″ N8709-150
5″ / DN125 / 141.3mm 255 215.9 8 x 7/8″ N8710-150
6″ / DN150 / 165.1 / 168.3mm 280 241.3 8 x 7/8″ N8711-150
8″ / DN200 / 219.1mm 345 298.5 8 x 7/8″ N8712-150
10″ / DN250 / 273.0mm 405 362.0 12 x 1″ N8713-150
12″ / DN300 / 323.8mm 485 431.8 12 x 1″ N8714-150
14″ / DN350 / 355.6mm 535 476.3 12 x 1-1/8″ N8715-150

Note: Please download our catalog for more available sizes.

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