FLANGES
 
Stainless Steel Flanges
 
Sr. No.
Material Size Class
Specification
Items
1 Forged 
Flanges
15 NB 
to 
750 NB
150#
300#
600#
900# 
1500#
A-182
ANSI B16.5
SORF
WNRF
BLRF
SWRF
LAP Joint
Threaded
Reducing
  Plate 
Flanges
15 NB 
to 
500 NB
ASA 150
Table D
Table E
DIN Table
ND-6
ND-10
ASA 300
Table F
Table H
ND-16
ND-25
ND-40
A-240,
ANSI B16.5
SORF
BLRF
LAP Joint & 
Spectacle
Note:-
Grade 304
304L
304H
316
316L
316LN
316Ti
309
310S
317L
321
347
410
420
440C
202 Etc.
Test Certificate Manufacturer Test Certificate 
Under Third Party Inspection
Specialize As Per Drawing
 
Carbon Steel Flanges
 
Sr. No.
Material Size Class
Specification
Items
1 Forged  Flanges 15 NB 
to 
750 NB
150
300
600
900 & 
1500 LBS
A-105
ANSI B16.5
SORF
WNRF
BLRF
SWRF
LAP Joint
Threaded
Reducing
2 Plate 
Flanges
15 NB 
to 
500 NB
ASA 150
ASA 300
Table ‘D’
Table ‘E’
Table ‘F’
Table ‘H’
DIN Table
ND-6
ND-10 
ND-16 
ND-25 
ND-40
A-516, Gr.60/70
IS 2062
ANSI B16.5
SORF
BLRF
LAP Joint & 
Spectacle
Note:-
Other Grade Available A-350 LF2
Test Certificate Manufacturer Test Certificate 
IBR Test Certificate (Form III-C)
Under Third Party Inspection
Specialize As Per Drawing
IBR Flanges
 
Alloy Steel Flanges
 
Sr. No.
Material Size Class
Specification
Items
1 Forged 
Flanges
15 NB 
to 
750 NB
150#
300#
600#
900# 
1500#
A-182
ANSI B16.5
SORF
WNRF
BLRF
SWRF
LAP Joint
Threaded
Reducing
  Plate 
Flanges
15 NB 
to 
500 NB
ASA 150
ASA 300
Table ‘D’
Table ‘E’
Table ‘F’
Table ‘H’
DIN Table
ND-6
ND-10
ND-16
ND-25
ND-40
SA-387
ANSI B16.5
SORF
BLRF
LAP Joint & 
Spectacle
Note:-
Grade F5, F9, F11, F12, F21, F22 & F91.
Test Certificate Manufacturer Test Certificate 
IBR Test Certificate (Form III-C)
Under Third Party Inspection
Specialize IBR Flanges
 
Mild Steel Flanges
 
Sr. No.
Material Size Class
Specification
Items
1 Forged 
Flanges
15 NB 
to 
750 NB
150#
300#
600#
900# 
1500#
ANSI B16.5 SORF, WNRF, BLRF, SWRF, LAP Joint, Threaded, Reducing
  Plate 
Flanges
15 NB 
to 
500 NB
ASA 150
Table D
Table E
DIN Table
ND-6
ND-10
ASA 150
ASA 300
Table ‘D’
Table ‘E’, F, H, DIN, ND-6, 10, 16, 25, 40
IS 2002
ANSI B16.5
SORF, BLRF, LAP Joint & Spectacle
Note:-
Value Added Service Maching (CNC)
Threading (As per Gauge)
Galvanising Etc.
Test Certificate Manufacturer Test Certificate 
Laboratory Test Certificate from Govt. Approved Lab. 
Under Third Party Inspection
Specialize As Per Drawing
 
Nickel Alloy Flanges
 
Sr. No.
Material Size Class
Specification
Items
1 Forged 
Flanges
15 NB 
to 
750 NB
150#
300#
600#
900# 
1500#
ANSI B16.5 SORF, WNRF, BLRF, SWRF, LAP Joint, Threaded, Reducing
  Plate 
Flanges
15 NB 
to 
500 NB
ASA 150
Table D
Table E
DIN Table
ND-6
ND-10
ASA 150
ASA 300
Table ‘D’
Table ‘E’, F, H, DIN, ND-6, 10, 16, 25, 40
IS 2002
ANSI B16.5
SORF, BLRF, LAP Joint & Spectacle
Note:-
Value Added Service Maching (CNC)
Threading (As per Gauge)
Galvanising Etc.
Test Certificate Manufacturer Test Certificate 
Laboratory Test Certificate from Govt. Approved Lab. 
Under Third Party Inspection
Specialize As Per Drawing
 
Non Ferrous Metal Flanges
 
Sr. No.
Material Size Class
Specification
Items
1 Copper
Brass 
Aluminium 
Phosphorus Bronze
Gun Metal
Lead
½” to 8” 150#
300#
IS
BS
ASTM
SORF, WNRF, BLRF, SWRF, LAP Joint, Threaded, Reducing Etc.
  ASA 150, 300
Table D, E, F, H, DIN, ND-6, 10, 16, 25, 40
SORF, BLRF, LAP Joint Etc.
Note:-
Other Service Casting, Forging, Machining Etc.
Test Certificate Laboratory Test Certificate from Govt. Approved Lab. 
Under Third Party Inspection
Specialize As Per Drawing
 
 

 
 
 
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