Screwed Flange

Arc Alloys Ltd can supply Screwed / threaded flanges in a wide variety of material grades, specifications and sizes. Typically they are supplied with npt, bspp, bspt threads so if you are looking for high quality threaded flanges then please get in touch.

Dimensional standards:

  • ANSI B16.5
  • 47 Series A and B16.47 Series B
  • API 6A
  • API 17D
  • BS EN 1092-1
  • BS 4504
  • BS 10
  • Din
  • JIS
  • Norsok L-005
  • Bespoke to customer drawings / design.

Standard grades:

  • ASTM / ASME A182 / SA182 F51 / F60 / 31803/ 1.4462
  • ASTM / ASME  A182 / SA182 F53/F55 / 32750 / 32760
  • ASTM  / ASME A182 / SA182  F44 / 31254
  • ASTM / ASME / B564 / SB564 UNS NO6625 / Alloy 625 / Inconel® 625
  • ASTM / ASME / B564 / SB564 UNS NO8800 / Alloy 800 / Incoloy® 800
  • ASTM / ASME / B564 / SB564 UNS NO8810 / Alloy 800H / Incoloy® 800H
  • ASTM / ASME / B564 / SB564 UNS NO8811 / Alloy 800HT / Incoloy® 800HT
  • ASTM / ASME / B564 / SB564 UNS NO6600 / Alloy 600 / Inconel® 600
  • ASTM / ASME / B564 / SB564 UNS NO6601 / Alloy 601 / Inconel® 601
  • ASTM / ASME / B564 / SB564 UNS NO8020 / Alloy 20 / Carpenter® 20
  • ASTM / ASME / B564 / SB564 UNS NO2200 / Alloy 200
  • ASTM / ASME / B564 / SB564 UNS NO2201 / Alloy 201
  • ASTM / ASME / B564 / SB564 UNS NO6625 / Alloy 400 / Monel® 400
  • ASTM / ASME / B564 / SB564 UNS NO7718 / Alloy 718
  • ASTM / ASME / B564 / SB564 UNS NO8825 / Alloy 825 / Incoloy® 825
  • ASTM / ASME / B564 / SB564 UNS NO10276 / Alloy C276 / Hastelloy®C276
  • ASTM / ASME / B564 / SB564 UNS NO6022 / Alloy 22 / Hastelloy® 22
  • ASTM / ASME / B564 / SB564 UNS NO10675 / Alloy B3 / Hastelloy® B3
  • ASTM / ASME / A182 / SA182 UNS NO8028 / Alloy 28 / Sanicro®28
  • ASTM / ASME / B564 / SB564 UNS NO5500 / Alloy K500 / Monel® K500
  • ASTM / ASME / A182 / SA182 F304 / F304L / F304H
  • ASTM / ASME / A182 / SA182 F316 / F316L / F316H
  • ASTM / ASME / A182 / SA182 F321 / F321H

Standard facings:

  • Raised face
  • Ring-type joint
  • Flat face
  • Male/female
  • Tongue/groove

Arc Alloys Ltd are leading manufacturers and suppliers of Screwed flanges for a variety of industries including oil and gas, refrigeration, refining, filtration, petrochemical and the offshore industry.