
Pipe and steel fabrication company in Houston.
Grazco, LLC is one of the welding and fabrication companies plants call when the spool, the vessel, and the field crew have to be the same contractor. Small shop jobs and large turn-key packages leave this shop ready for the field.
Houston
Shop and office
Shop + field
One contractor
ASME B31
Piping codes we work to
Worldwide
Oil, gas, and plant work
Houston based
Welding and fabrication for Houston industrial work.
We service refineries, chemical plants, and oil and gas companies. Industrial fabrication here means process piping and spool fabrication, ASME pressure vessel fabrication, structural steel, stainless, specialty alloys, plate rolling, skid units, and field installation. Heavy industrial fabrication stays under one roof at 408 Northville St.
Employees have performed so many extraordinary jobs over the years that the extraordinary has become the standard. Founder John Graziano built the company after decades as a worldwide fabricator and erector for oil, gas, and engineering firms.
Capabilities
Piping, vessels, welding, steel, and field services

Field installation
Crews equipped for the harshest environments.
International and domestic installation in oil and gas, ASME piping, screw pipe, heavy industrial rigging, structural steel, and skid units. Affiliated with AWS and AISC.
- AWS affiliated
- AISC affiliated
Greater Houston
The shop is in Houston. The crews drive the metro.
Pipe and steel fabricators near you still start at 408 Northville St, Houston, TX 77037. City pages cover the suburbs we write about individually. The rest of the metro is on the areas index, not a stack of doorway URLs.
Areas we serveJoin the list of satisfied customers.
Call the Houston shop or email sales@mechanicalpiping.com for a small shop job or a turn-key package.