Custom Fabrication & Polishing Services


Whether you need a complicated manifold assembly or just a simple tee or elbow with special dimensions, Steel & O'Brien should be your first call.




                                          Design                                      To Print                               To Final Part


The Sales team at SOB specializes in finding the best solutions for our customers. We can utilize our 50,000 sq ft of manufacturing space to provide you with the best price and quickest lead time. Our warehouse full of sanitary tubing, fittings, valves, combined with 130 years of experience in both the sanitary and BPE industries, are unmatched. Allow us to put all our capabilities to use for you today.

The Engineering staff works with the latest 3-D CAD/CAM software to turn your designs into quality products. We can provide customer approval drawings within 24 hours of receiving an order.


Custom Pulls:

Manifolds and special tees can be pulled to create unique, high quality finished parts.



Our AWS D18.1 certified welders can fabricate tubular assemblies from 1/2” up to 12” O.D. Orbital welding with coupon readout available for high-purity welds 2” and under that require no additional finishing.





Our expert polishers can provide finishes as low as 15 Ra, with electropolishing and passivation available upon request.



Inspecting and documenting welds along with overall quality is very important. Steel & O’Brien is an ISO certified manufacturer and takes pride in delivering products that meet or exceed customer needs and specification. We offer drawings, weld maps, borescope videos, & weld logs