We are experts in the design and manufacture of evaporators and other shell and tube heat exchangers. Riggins has fabricated and serviced many types over the years.
Liquid Natural Gas
Riggins Company is an ASME Code fabrication shop and we hold Section VIII “U” and “U2” stamps as well as National Board’s “R” stamp. All of our welders are qualified to perform ASME code fabrication work and our quality control program applies this stringent set of fabrication standards to every job.
Design and Fabrication Services
Our in-house engineering team’s expertise in heat and thermal transfer equipment enables us to provide our customers a broad range of solutions including:
Design and fabrication of condensers for new facilities and pilot plants
Build-to-print replacement evaporators for existing facilities
Replacement tube bundles, shells, channels, baffles, heads and other replacement parts for existing units
On-site installation, piping, rigging, repair, and retubing
Riggins specializes in the design, fabrication, installation, and repair of mechanical equipment and process equipment for the following industries:
Chemical, specialty chemical, and specialty materials
Energy and power including coal gasification, nuclear power, and power generation
Military, defense, and shipbuilding
Pulp and paper
Waste water treatment (WWTP) and water treatment (WTP
Materials of Construction
Riggins’ weld procedures cover a wide variety of metals including stainless steel, Duplex stainless steel, copper alloys, Copper Nickel (CuNi), Inconel, Monel, and Haynes Alloys.
Custom To The Core
Riggins brings best practices and expertise from over 35 years of experience that enables clients to see things differently and with greater clarity.