Wisconsin Steel Industries, Inc.

Brothers, TJ and Jacob Dolhun, have combined experience of over 40 years in the industry. These third generation Heat Treaters have roots which extend back to 1939 when their grandfather founded one of the original heat treating and blasting shops in the Milwaukee area.

Since November, 2011, WSI has moved its operations to the Complete Heat Treating plant at 1500 S. Barclay Street (near the Allen-Bradley clock, 1st St. & Greenfield Avenue). Our large furnace is back in operation as of November, 2012.


Larger furnaces help sales at family firm

Published: October 18, 2012

More than 70 years after their grandfather founded Wisconsin Steel Treating & Blasting Co., brothers TJ and Jake Dolhun have built their own thriving heat treating and blasting business across the street from the family company’s original location on Milwaukee’s south side.

View full article

Short lead times to meet your production requirements!

Large Capacity Facilities

Our facilities can accommodate a wide variety of work for processing from the very small to a single weighing 50 tons.

We have 10 Car Bottom Furnaces to accommodate your production needs. Furnaces with 22' W, 18' H, 53' L capacity.

Quenching facilities are available in our 40,000 gallon water quench tank and synthetic (par quench 90) is available in our 28,000 gallon tank.

We have blasting facilities to clean all sizes of parts.

Send your inquiry and we'll respond today with a formal quotation!

Phone: 414-643-5161
Fax: 414-383-8766
Toll Free: 800-225-5978