Sealing Flanges

Tube Expansion Flange

Technical features

To suit imperial tube
Fastener Hole: 4mm
EPDM Seal
A purpose designed seal, used when process piping penetrates the wall, floor or ceiling in food and beverage plants, or any applications where a waterproof hygenic seal is required

Reference specifications — not a stock confirmation.
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Sizes & specifications

8 reference variants · dimensions as published

8 listed variants

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

Code	Inch Size	Metric Size	Grade	A	B
STEF20	3/4"	19.05	316	20.05	87
STEF25	1"	25.4	316	26.4	87
STEF30	1 1/4"	31.8	316	32.8	119
STEF40	1 1/2"	38.1	316	39.1	119
STEF50	2"	50.8	316	51.8	140
STEF65	2 1/2"	63.5	316	65.5	140
STEF75	3"	76.2	316	78.2	180
STEF100	4"	101.6	316	103.6	180