A series of white, stylized arrows with a three-dimensional appearance on a light gray background.

Fabricator Products

Quality - Service - Commitment - Delivered.

SIGMA offers a complete line of products for fabricators, including threaded flanges for ductile iron, MJ threaded bells, cast iron filler flanges, anchor flanges, and wall collars. SIGMA’s threaded flanges are manufactured with the high-precision CNC machining process, which makes them unmatched for accuracy in today’s market.

Black mechanical bearing with bolts, isolated on gray background.

Fabricator Products