Types of Flanges
Slip-On Flange
(Raised Face / Flate Face)
SPECIFICATION:
Size: 1/2″ to 48”
Pressure Class: 150#, 300#
Size: 1/2″ to 24″
Pressure Class: 600#, 900#
Size: 1/2″ to 6″
Pressure Class: 1500#, 2500#
Socket-Weld Flange
(Raised Face / Flate Face)
SPECIFICATION:
Size: 1/2″ to 4”
Pressure Class: 150#, 300#, 600#
End Type : Socket Weld
Threaded Flange
(Raised Face / Flate Face)
SPECIFICATION:
Size: 1/2″ to 12”
Pressure Class: 150#, 300#, 600#
End Type: Threaded
(BSPP / BSPT / NPT/ API LP)
Lap-Joint Flange
(Raised Face / Flate Face)
SPECIFICATION:
Size: 1/2″ to 48”
Pressure Class: 150#, 300#
Size: 1/2″ to 24″
Pressure Class: 600#, 900#
Size: 1/2″ to 6″
Pressure Class: 1500#, 2500#
Blind Flange
(Raised Face / Flate Face)
SPECIFICATION:
Size: 1/2″ to 48”
Pressure Class: 150#, 300#
Size: 1/2″ to 24″
Pressure Class: 600#, 900#
Size: 1/2″ to 6″
Pressure Class: 1500#, 2500#
Weld Neck Flange
(Raised Face / Flate Face)
SPECIFICATION:
Size: 1/2″ to 48”
Pressure Class: 150#, 300#
Size: 1/2″ to 24″
Pressure Class: 600#, 900#
Size: 1/2″ to 6″
Pressure Class: 1500#, 2500#
Flange Material
Standards
Design: As per ASME B16.5, B16.47 (Series-A | Series-B)
Carbon Steel
- ASTM A105
- LTCS
- ASTM A350 LF2
Alloy Steel
- A182 F5 / F9
- A182 F11 / F12
- A182 F22 / F51 / F91
Stainless Steel
- A182 F304 / 304L / 304H
- A182 F316 / 316L / 316H
- A182 F321, 316Ti
Duplex Steel
- Duplex 2205
- Super Duplex 2507
Inconel / Incoloy
- Inconel 625
- Incoloy 825
Monel
- Monel 400
- Monel K500
Hastelloy
- Hastelloy C276
Nickel Alloy
- Nickel Alloy 200
- Nickel Alloy 201
Titanium
- Titanium Grade 2
- Titanium Grade 5
