Flanges

Steel flanges to ASME B16.5/ASME B16.47, API 6A, and EN 1092-1 in carbon, alloy, duplex, nickel-alloys (welding neck, blind, slip-on, lap-joint, threaded, orifice), and spectacle blinds, spades.

We supply any type of flange ex-stock or ex-mill:

• Design: welding neck (WN), long welding neck (LWN), blind, slip-on, lap-joint, threaded flanges
• Flange material grades: ASTM A105 (high-temperature carbon steel), A350 LF1/LF2/LF3 (low-temperature carbon steel), A182 F1/F5/F9/F11/F22/F91 (low alloy steel), A182 F304/316/321/347 (stainless steel), A182 F51 (duplex), A182 F53/F55 (super duplex), and nickel alloy grades
• Design Specs:
  • ANSI/ASME B16.5: NPS 1 to 24″, pressure ratings from #150 to #2500
  • ASME B16.47 series A/B: NPS > 24″, pressure ratings from #75 to #900
  • AWWA flanges (water applications): Table 2 AWWA C207-18 Class B, AWWA C207-94 Class B Hub, Table 2 AWWA C207-18 Class D Ring, Table 3 AWWA C207-07 Class D Hub, Table 4 AWWA C207-07 Class E-Hub, Table 5 AWWA C207-18 Class E Ring, Table 6 AWWA C207-18 Class F Ring, Table 7 AWWA Class B, D, E, & F Blind
  • Industry-standard flanges
  • API 6A flanges for upstream oil & gas operations
  • EN 1092-1 (European standard flanges)

In addition to flanges, we can supply other special types of flanges and related forged equipment for on-shore and off-shore applications:

• Nipoflanges
• Y-pieces
• Anchor flanges
• Flange adaptors
• Compact flanges
• Penetrators
• Noozles
• Spectacle blinds, line spades, and spacers
• Orifice flanges for measurement purposes
• Drip rings

Downloads

Flanges and Spectacle Blinds