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ASME/ANSI B16.47 Class 900 Series B

American Flange Standards

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CATALOGUE

Size and Dimension Specifications

ASME B16.47 Class 900 Series B flange specifications cover nominal pipe sizes from 650mm (26") to 900mm (36"). Available in Weld Neck and Blind configurations.

Class 150 Class 300 Class 400 Class 600 Class 900 Class 1500 Class 2500

Class 150 A Class 300 A Class 600 A Class 900 A Class 150 B Class 300 B Class 600 B Class 900 B

Class 150 Class 300 Class 600 Class 900 Class 1500 Class 2500

2006 Edition

B16

All Standards Australian Standard British Standard Japanese Standard American Standard

ASME B16.5
ASME B16.47
ASME B16.48
ASME B16.36
ASME Ring Grooves

ASME/ANSI B16.47 Class 900 Series B

CL 900 Series.B		FLANGE THICKNESS			LTB	DRILLING DATA
NOMINAL PIPE SIZE		FLANGE OUTSIDE DIAMETER	THICKNESS OF W/N MIN	THICKNESS OF BLIND MIN	WELD NECK LENGTH	PITCH CIRCLE DIAMETER	BOLT HOLE DIAMETER	NUMBER OF BOLT HOLES	NOMINAL PIPE SIZE
MM	INCH	OD	T	T1	L1	PCD	H	#	MM	INCH

650	26	1020	135.0	154.0	259	901.7	67	20	650	26
700	28	1105	147.7	166.7	276	971.6	73	20	700	28
750	30	1180	155.6	176.1	289	1035.0	79	20	750	30
800	32	1240	160.4	186.0	303	1092.2	79	20	800	32
850	34	1315	171.5	195.0	319.02	1155.7	86	20	850	34
900	36	1345	173.1	201.7	325	1200.2	79	24	900	36

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