Wifco is a steel fabrication supplier of stairways, walkway assemblies / components, manways and other products for storage tanks and vessels used in the energy production industry and other markets.
Walkways and Extensions Walkways (connecting 2 oil tanks) and extensions (added with each additional tank) are defined by length and coating. They are available in 26" and 48" widths. For...
Walkway and stairway components are typically inventoried and provided in bundle quantities. Special designs or designs unique to a customer are built to order. Walkway Components Stairway...
Small Storage Tanks A variety of storage tanks for oil and other liquids up to 2,500 gallons in size are built to order. Standard round tank sizes (gal.) are 2,500, 1,000 and 560. Standard obround tank sizes...
Round ManwaysRound manways are made from an automated welded construction. This method accommodates flexibility in thickness, width and length of the frame’s neck and flange as specified by the customer. ...
Our cleanout frames are properly positioned during robotic welding for maximum penetration and uniform weld size. This produces welds that will not leak or split when welded into our customer’s products.
The robot is programed to completely wrap all weld joint ends and sequence welding to eliminate distortion and leak paths. Cleanout cover holes will always align perfectly with frame holes. All top-side welds are ground flush.