Large Diameter Steel Rings

Arntzen can roll and weld steel rings in various diameters, thickness and widths

Rolled & welded Big Diameter A36 Rings

Rolled and welded steel rings are thermal stress relieved prior to machining. Shot blasting is also an option to remove mill scale.

A36 Rolled and welded rings made from flat bar or strip cut plate. Inside Diameter is machined to hold a tight tolerance.

A36 Steel Flat Bars are rolled into rings. The process includes rolling, welding, sizing, re-rolling, flattening, stress relieving, shot blasting and machining.

Heavy wall A36 ring

Rolled and welded steel rings are ready for the next operation by our fabricator and OEM customers. Typical features are machined ID, machined OD, machined faces, weld bevels and drilled holes.

304 SS Stainless Ring made from rolled and welded bar stock

Steel ring flanges are made by a variety of methods. Rings are flame cut from plate as either a whole ring or segments and then welded together. Rings are also rolled and welded by either the FCAW, SAW or Flash Welding process.

Stainless steel rolled and welded rings start with either flat bar, plasma cut plate or saw cut plate.

Arntzen manufactures steel ring flanges to both AWWA C207 specifications and custom requirements.