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Type of Flanges
Class & Size Range
Weld Neck Flanges
Slip On Flanges
Socket Weld Flanges
Lap Joint Flanges
Blind Flanges
Threaded Flanges
ASME B 16.47 A
ASME B16.47 B
WN Flange Bore
Figure 8 Blanks
Ring Joint Facing
AWWA Steel Ring
AWWA Steel hub
Approx Weight
Gaskets
Bolts & Nuts
PL Flanges (EN1092.1)
WN Flanges (EN1092.1)
SO Flanges (EN1092.1)
Th Flanges (EN1092.1)
BL Flanges (EN1092.1)
Backing Rings

Class & Size Range 

ASME B16.5

Class Welding neck Slip on Socket welding Threaded Lapped joint Blind

CL150(PN20)

 1/2"- 24" 1/2"- 24" 1/2"- 3" 1/2"- 24" 1/2"- 24" 1/2"- 24"
CL300(PN50) 1/2"- 24" 1/2"- 24" 1/2"- 3" 1/2"- 24" 1/2"- 24" 1/2"- 24"
CL400 1/2"- 24" 1/2"- 24" 1/2"- 3" 1/2"- 24" 1/2"- 24" 1/2"- 24"
CL600(PN110) 1/2"- 24" 1/2"- 24" 1/2"- 3" 1/2"- 24" 1/2"- 24" 1/2"- 24"
CL900(PN150) 1/2"- 24" 1/2"- 24" 1/2"- 3" 1/2"- 24" 1/2"- 24" 1/2"- 24"
CL1500(PN260) 1/2"- 24" 1/2"- 2 ½" 1/2"- 2 ½" 1/2"- 2 ½" 1/2"- 24" 1/2"- 24"
CL2500(PN420) 1/2"- 12" - - 1/2"- 2 ½" 1/2"- 12" 1/2"- 12"

 

ASME B16.47 A (MSS SP-44)

Class Welding neck Blind
150 26"- 60" 26"- 60"
300 26"- 60" 26"- 60"
400 26"- 60" 26"- 60"
600 26"- 60" 26"- 60"
900 26"- 48" 26"- 48"

 

ASME B 16.47 B (API 605)

Class Welding neck Blind
75 26"- 60" 26"- 60"
150 26"- 60" 26"- 60"
300 26"- 60" 26"- 60"
400 26"- 36" 26"- 36"
600 26"- 36" 26"- 36"
900 26"- 36" 26"- 36"

 

AWWA C207

Class Steel-ring flanges Steel-hub flanges
B (86psi) 4"-144" (DN100-3600) -
D (175-150psi) 4"-144"(DN100-3600) 4"-96" (DN100-2400)
E (275psi) 4"-144" (DN100-3600) 4"-96"( DN100-2400)
F (300psi) 4"-48" (DN100-1200) -

 

EN1092.1

PN Plate (type01) Slip on (type12) Weld neck (type11) Threaded (type13) Blind (type05)
2.5 DN10-4000 DN10-4000 DN10-4000 DN10-4000 DN10-4000
6 DN10-3600 DN10-3600 DN10-3600 DN10-3600 DN10-3600
10 DN10-3000 DN10-3000 DN10-3000 DN10-3000 DN10-3000
16 DN10-2000 DN10-2000 DN10-2000 DN10-2000 DN10-2000
25 DN10-2000 DN10-2000 DN10-2000 DN10-2000 DN10-2000
40 DN10-1600 DN10-1600 DN10-1600 DN10-1600 DN10-1600
63 DN10-1200 DN10-1200 DN10-1200 DN10-1200 DN10-1200
100 DN10-500 DN10-500 DN10-500 DN10-500 DN10-500
160 - - DN10-300 - -
250 - - DN10-300 - -
320 - - DN10-250 - -
400 - - DN10-200 - -

 

Genuine knowledge comes from practice - Karl Marx
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