Flange dimensions are determined by the pipe size and the pressure class required for the application. Flanges are standardized according publications from . Below is a reference table for critical flange dimensions to help identify what standard you have. Quick Reference Flange Chart.
Coastal Flange stocks import and domestic ANSI B16.
Weld Neck Forged Flange , Threaded Forged Flange , Lap Joint. Class 1Flanges to ASME B16. ASTM A1FLANGES ANSI B16. The following is chart data for ANSI B16. CLASS 1STAINLESS STEEL FLANGES ANSI B16.
The pressure rating will also determine the dimensions of the flange – Full details can be found in the relevant specification. LENGTHS OF BOLTS FOR PLATE STEEL FLANGES.
OTHER NOTES: DIMENSIONS ARE IN MM. Data Sheet for Steel ANSI Standard Flanges. Supplier Of High Quality 1LB Flanges. Raised Faced - Also Mate with ANSI B16.
A flange is an external or internal ridge, or rim (lip), for strength, as the flange of an iron beam. In the USA, ANSI stopped publishing B16. The flange faces are also made to standardized dimensions and are typically flat face, raised face, tongue and groove, or ring joint . ANSI Flange Pressure – Temperature.
Nominal Pipe Size: ID: OD. Ddiameter bolt circle b flange thickness. Slip on flange dimensions are covered in ASME B16. Diameter of Flange (inches), No.
See bore chart for other wall thicknesses. Ansi Flange Dimensions - Ansi Flange Dimensions explained. Lengths of studs and bolts, when used with lap joint flanges , are dependent upon the thickness of the lap of the stub end. Stud-Bolt lengths do not include the .
Specific performance ratings must be obtained through the sizing process. This page on Flange Dimensions is an excerpt from the original and is reproduced courtesy of Control And Instrumentation. In addition to the ANSI flanges , the following types are carried in stock:.
ANSI , MSS and API standards govern flange dimensions and tolerances.
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