
Large Diameter Stainless Steel Slip-on (SO) Flanges
Stainless slip-on (SO) flanges. ASME B16.5 for covered sizes; larger sizes from drawings, up to DN3000.
Get a factory-direct quote for your Stainless Steel Fittings within 24 hours.
Explore our comprehensive range of stainless steel pipes, fittings, and flanges engineered to global standards.

Stainless slip-on (SO) flanges. ASME B16.5 for covered sizes; larger sizes from drawings, up to DN3000.

A long welding-neck (LWN) flange has a longer neck than a standard WN and is common on vessel and exchanger...

On the English site this URL is titled Lap Joint Flange: a loose backing flange used with a stub end...

A blind flange (BL) closes a flanged end and can be opened later.

Stainless welding-neck (WN) flanges. ASME B16.5 for covered sizes; larger sizes from drawings, up to DN3000.

A non-standard blind flange is made to the drawing: OD, thickness, facing and drilling.

A stub end is butt-welded to the pipe and used with a lap-joint flange that can rotate for bolt alignment.




An eccentric reducer is flat on one side, used to change size while venting or draining.




Stainless 90° BW elbow, long radius 1.5D as usual, DN15–DN3000, made to order.