Flanges

Pipe Flange ANSI150

Technical features

To suit Schedule Pipe
Manufactured to ASME B16.5 ANSI150 Standard
Forged to ASTM A182
Raised Face Slip On Flange (RFSO/SORF)
All sharp edges have been chamfered by 0.5 mm at 45°

Reference specifications — not a stock confirmation.
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Sizes & specifications

16 reference variants · dimensions as published

16 listed variants

Labelled dimensional drawing for Pipe Flange ANSI150 — Dimension letters in the table correspond to this drawing. Check the stated units before specifying.

Code	Inch Size	Metric Size	Grade	Thickness	A	B	C	D	E	F	G
SPF15A150	1/2"	15NB	F316L	9.6	22.2	90	60.3	4x15.88	9.6	14	30
SPF20A150	3/4"	20NB	F316L	11.2	27.7	100	69.9	4x15.88	11.2	14	38
SPF25A150	1"	25NB	F316L	12.7	34.5	108.5	79.4	4x15.88	12.7	16	49
SPF32A150	1 1/4"	32NB	F316L	14.3	43.2	115	88.9	4x15.88	14.3	19	59
SPF40A150	1 1/2"	40NB	F316L	15.9	49.5	125	98.4	4x15.88	15.9	21	65
SPF50A150	2"	50NB	F316L	17.5	61.9	150	120.7	4x19.05	17.5	24	78
SPF65A150	2 1/2"	65NB	F316L	20.7	74.6	180	139.7	4x19.05	20.7	27	90
SPF80A150	3"	80NB	F316L	22.3	90.7	190	152.4	4x19.05	22.3	29	108
SPF100A150	4"	100NB	F316L	22.3	116.1	230	190.5	8x19.05	22.3	32	135
SPF125A150	5"	125NB	F316L	22.3	143.8	255	215.9	8x22.22	22.3	35	164
SPF150A150	6"	150NB	F316L	23.9	170.7	280	241.3	8x22.22	23.9	38	192
SPF200A150	8"	200NB	F316L	27.0	221.5	345	298.5	8x22.22	27	43	246
SPF250A150	10"	250NB	F316L	28.6	276.2	405	362	12x25.4	28.6	48	305
SPF300A150	12"	300NB	F316L	30.2	327	485	431.8	12x25.4	30.2	54	365
SPF350A150	14"	350NB	F316L	33.4	359.2	535	476.3	12x28.57	33.4	56	400
SPF400A150	16"	400NB	F316L	35.0	410.5	595	539.8	16x28.57	35	62	457