Description
Lap Joint Flange - Carbon Steel
These Carbon Steel Lap Joint Flanges are available in 150#, 300#, and 600# pressure classes and are designed for use with lap joint stub ends to provide flexible, cost-effective piping connections. Featuring a raised face (RF) design for improved gasket sealing and a rotating flange configuration, these flanges allow for easy alignment and frequent disassembly in industrial, commercial, and mechanical piping systems. Manufactured to ASTM A/SA-105 material specifications and ASME/ANSI B16.5 dimensions.
- 150#, 300#, and 600# pressure class options
- Raised face (RF) design for improved gasket sealing
- Designed for use with lap joint stub ends
- Rotating flange for easy alignment and installation
- Dimensions conform to ASTM A/SA-105 and ASME/ANSI B16.5
- Manufacturing facilities are ISO certified
- Mill Test Reports available with every order

Use our common pipe diameters and wall thickness chart to confirm sizing before ordering flanges.
View Pipe Size Chart PDF Lap Joint Flange Dimensions PDFNeed more carbon steel flanges? Shop our full carbon steel flange category for weld neck, slip-on, blind, and threaded flanges.