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 :-

 Alloy Steel in Grade

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 / IBR Test Certificate (Form III-C), Under Third Party Inspection & 
with Excise Gate Pass to avail Modvat benefit.

 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)
 
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