Flanges

Tube Flange ANSI150

Technical features

To suit Imperial Sized Tube
Manufactured to ANSI150 Standard (*)
Forged to ASTM A182
Flat Faced Slip On Flange (FFSO/SOFF)
All sharp edges have been chamfered by 0.5 mm at 45°

Reference specifications — not a stock confirmation.
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Sizes & specifications

10 reference variants · dimensions as published

10 listed variants

Labelled dimensional drawing for Tube 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
STF25A150	1"	25.4	F316L	12.7	27	110	79.4	4x15.88	12.7
STF30A150	1 1/4"	31.8	F316L	14.3	33.4	115	88.9	4x15.88	14.3
STF40A150	1 1/2"	38.1	F316L	15.9	39.7	125	98.4	4x15.88	15.9
STF50A150	2"	50.8	F316L	17.5	52.4	150	120.7	4x19.05	17.5
STF65A150	2 1/2"	63.5	F316L	20.7	65.1	180	139.7	4x19.05	20.7
STF75A150	3"	76.2	F316L	22.3	77.8	190	152.4	4x19.05	22.3
STF100A150	4"	101.6	F316L	22.3	103.2	230	190.5	8x19.05	22.3
STF125A150	5"	127	F316L	22.3	128.6	255	215.9	8x22.22	22.3
STF150A150	6"	152.4	F316L	23.9	154	280	241.3	8x22.22	23.9
STF200A150	8"	203.2	F316L	27.0	204.8	345	298.5	8x22.22	27