ALLOY STEEL FLANGES

Sr. No. Material Size Class Specification Item
1. Forged Flanges 15 NB To 750 NB 150, 300, 600,
900 & 1500 LBS
  • ASTM A 182 F1
  • ASTM A 182 F5
  • ASTM A 182 F9
  • ASTM A 182 F11
  • ASTM A 182 F12
  • ASTM A 182 F22
  • ASTM A 182 F51
  • ASTM A 182 F53
  • ASTM A 182 F55
Flanges
SORF
WNRF
BLRF
SWRF
LAP Joint
Threaded
Reducing
2. Plate Flanges 15 NB To 500 NB ASA 150, 300
Table D, E, F, H
DIN, ND-6, 10, 16, 25, 40
SA-387
ANSI B16.5
SORF
BLRF
LAP Joint & Spectacle
Note
Other Service: ASTM A 234 WP P5, P9, P11, P12, P21, P22 & P91.
ASTM A 182 F5, F9, F11, F12, F21, F22 & F91.
Test Certificate: Manufacturer Test Certificate as per EN 10204 / 3.1, Raw Materials Certificate, Third Party Inspection Report.
Specialize: IBR Fittings
Supplier Alloy Steel (SS) Forged Pipe Flanges Plate Buttweld in Size 15 NB To 300 NB Stockist & Suppliers, Manufacturers, Exporters Mumbai India, 304, 304L, 304H, 316, 316L, 316LN, 316Ti, 309, 310S, 317L, 321, 347, 410, 420, 446, 202, Flanges, SORF, WNRF, BLRF, SWRF, LAP Joint, Threaded, Reducing
  • Flange Dimension Standards & Pressure Grade
    • ASA/ANSI (USA) ANSI 125# TO 2500#
    • PN/DIN (European) DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673
    • Pressure Class: PN 6 TO PN 320
    • BS/AS (British/Australian)
      (BS10: Table D,Table E,Table F,Table G,Table H, Table J Table K,)
      (BS4504: PN6, PN10, PN16, PN25, PN40, PN64, PN100.)
      (AS2129 Table C,Table D,Table E,Table F,Table G,Table H, Table J)
    • JIS/KIS (Japanese/Korean) JIS B 2220: 5K,10K -JIS 2220:10K,16K,20K,30K
  • Flange Type Designation:
    • Slip On Flanges
    • Slip On Orifice Flanges
    • Blind Flanges
    • Weld Neck Flanges
    • Weld Neck Orifice Flanges
    • Long Weld Neck Flanges
    • Heavy Barrel Long Weld Neck Flanges
    • Lap Joint Flanges
    • Socket Weld Flanges
    • Threaded Flanges
    • Threaded Orifice Flanges
  • Flange Facing:
    • Flat face : “FF” (It is only used for 150 (psi) rating pipe class.)
    • Raised face: “RF” (It is specified up to 600 (psi) rating pipe class.)
    • Tongue and groove: (Its use is mainly dependent upon the nature of fluid to be handled.)
    • Ring joint: “RTJ” (It is specified from 900 rating (psi) & above pipe class.)
  • Flange Pipe Standard, (SCOPE)
    • ASME B 16.5 (1/2”NPS ~24”NPS) (DN-15 ~ DN-500)
    • ASME B 16.47 (26”NPS ~60”NPS) (DN-650 ~ DN-1500)