Weld Neck Flange Datasheets

Weld Neck Flange Sizes - 1/2" through 24"
WN Type	Datasheets	WN Type	Datasheets
	Raised Face & Flat Face ANSI Class 150, B16.5 (in) ANSI Class 300, B16.5 (in) ANSI Class 400, B16.5 (in) ANSI Class 600, B16.5 (in) ANSI Class 900, B16.5 (in) ANSI Class 1500, B16.5 (in) ANSI Class 2500, B16.5 (in)		Ring Type Joint ANSI Class 150, B16.5 RTJ (in) ANSI Class 300, B16.5 RTJ (in) ANSI Class 400, B16.5 RTJ (in) ANSI Class 600, B16.5 RTJ (in) ANSI Class 900, B16.5 RTJ (in) ANSI Class 1500, B16.5 RTJ (in) ANSI Class 2500, B16.5 RTJ (in)

The weld neck flange, abbreviated as WNF, is a flange type that is usually used with pipes, as opposed to pressure vessels. The design of the flange allows for a full penetration weld at its base where it connects to the pipe.  This weld can be X-ray inspected for quality control.

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Weld Neck Flange Sizes - 26" through 60"
WN Type	Datasheets	WN Type	Datasheets
	Series A ANSI Class 150, B16.47 Series A (in) ANSI Class 300, B16.47 Series A (in) ANSI Class 400, B16.47 Series A (in) ANSI Class 600, B16.47 Series A (in)

Weld Neck Flange - Industry Standard
WN Type	Datasheets	WN Type	Datasheets
	ANSI Class 75, Industry Standard (in)