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Approved Carbon Steel Flanges

A wide variety of carbon steel flanges are all available at CCTF, including weld necks, slip-ons, threaded, socket weld, lap joints, blinds, and hub blinds.

Grades A105N & A350LF2 & GR359

  • Weld Neck
    • STD & XH Bore (Sch160 and XXH also available for some sizes.)
    • Classes 150, 300, 600, 900, 1500
    • Sizes: ½" to 24"
  • Slip-On
    • Classes 150, 300, 600
    • Sizes: ½" to 24"
  • Threaded
    • Classes 150, 300, 600
    • Sizes: ½" to 6"
  • Lap Joint
    • Class 150 only
    • Sizes: ½" to 12"
  • Blind
    • Classes 150, 300, 600, 900, 1500
    • Sizes: ½" to 24"
  • Hub Blind
    • Classes 150, 300, 600
    • Sizes: ½" to 6"
  • Socket Weld
    • STD & XH Bore
    • Classes 150, 300, 600
    • Sizes: ½" to 4"