ANSI/ASME Flanges
Robert-James Sales, Inc.
 
ANSI B16.5 Flanges
Weld Neck, Slip-On, Socket Weld, Threaded, Lap Joint, Blind.
1/2" - 24"
Class 150
Class 300
Class 400
Class 600
Class 900
Class 1500
Class 2500

Forged Seamless Long Welding Necks
Class 150
Class 300
Class 400
Class 600
Class 900
Class 1500
Class 2500

ANSI B16.47 Flanges
Weld Neck, Slip-On, Blind.
Class 75 - Ser. B
Class 75 - Slip-On, Ind. Standard
Class 75 - Weld Neck, Ind. Standard
Class 125 - LW, AWWA C207 Class B, D
Class 125 - LW, AWWA C207 Class E
Class 150 - Weld Neck, Ser. A
Class 150 - Weld Neck, Ser. B
Class 175 - Ind. Standard
Class 300 - Weld Neck & Blind Ser. A
Class 300 - Weld Neck & Blind Ser. B
Class 350 - Weld Neck, Slip-On Ind. Standard
Class 400 - Ser. A & B
Class 600 - Ser. A & B
Class 900 - Ser. A & B

Misc. Info.
Typical Facings for Steel Pipe Flanges–Dimensions
Typical Facings for Steel Pipe Flanges–Drawings
Facing Dimensions for Ring Joints (Class 150-2500)
Ring Joint Dimensions–ANSI B16.47 Ser. A 26" thru 36"
Bolt and Stud Dimensions (Class 150 - 2500)
Bore Chart–Wall Thicknesses & Inside Diameters
Dimensional Tolerances
Gasket Surface Finishes
Ring Joint Gasket Dimensions
Ring Numbers for Ring Joint Flanges
Ring Joint Flange Facing Dimensions
Threading Practice
Beveling Standards

Oriface Flanges
Weld Neck, Slip-On, Threaded.

Class 300
Class 400
Class 600
Class 900
Class 1500
Class 2500

The contents of this website are presented for information purposes only, and while effort has been made to ensure their accuracy, they are not to be contrived as warranties or guarantees, expressed or implied, regarding the products or services described herein or their use or applicability. All sales are governed by our terms and conditions, which are available on request. We reserve the right to modify or improve the designs or specifications of our products at any time without notice. Always verify that you have the most recent product specifications or other documentation prior to the installation of these products.


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