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44 Years
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Trusted Industrial Heat Treatment Services in Tulsa, OK
Zentech is the fastest-growing heat treatment company in Oklahoma, serving satisfied customers since 1982. Our team delivers thermal processing solutions for industries including petroleum, power plants, aerospace, and marine. We offer on-site field heat treatment, in-house furnace services, and custom-manufactured thermal equipment. Our commitment to training, advanced technology, and a dedicated team of professionals ensures quality work. With over 25 years of leadership experience, we prioritize customer satisfaction through responsive service and technical expertise.

Safety is our core value, reflected in our zero-accident record and rigorous safety protocols. We operate 24/7 to meet urgent demands, providing rapid turnaround within 12 hours. Our car-bottom furnace handles heavy components up to 770,000 pounds, complemented by mobile self-contained rigs for remote projects. Clients praise our competitive pricing, skilled technicians, and reliable delivery. We serve global clients, from single-pipe welds to complex industrial systems, maintaining industry-wide certifications and environmental sustainability practices.
Services
Furnace Heat Treating Field Heat Treating Electrical Resistance Combustion Services Heat Treatment Equipment Flexible Ceramic Pads Heating Elements
Details
  • Year established: 1982
Highlights and features
  • We operate 24 hours a day, seven days a week for urgent needs.
  • Our rapid response teams deploy within hours, ensuring under 12-hour turnaround.
  • Over 25 years of hands-on experience in thermal processing and equipment manufacturing.
  • Zero accidents and injuries, maintaining strict safety protocols and certifications.
  • Competitive pricing without compromising quality or cutting corners.
What people say
Quick Delivery Technicians know what they are doing Best price Never let me down Highly recommended
Services
Furnace Heat Treating
Zentech's car-bottom furnace handles large components up to 770,000 pounds with precise temperature control. Our system ensures uniform heat treating at 25F using Honeywell controllers and spot-welded thermocouples for accurate metal temperature measurement. Services include stress relieving, hydrogen removal, and coating curing for pressure vessels and reactors.
Field Heat Treating
We provide mobile heat treatment solutions for pipelines, welds, and industrial equipment. Our 18-zone mobile rigs and portable units enable rapid deployment for projects ranging from single-pipe welds to complex systems. Services operate 24/7 with under 12-hour response times for emergency needs.
Heat Treatment Equipment
Zentech designs and builds advanced thermal equipment including 6/18-zone power consoles and self-contained mobile rigs. Our systems feature calibrated controls, low NOx emissions, and integrated safety protocols. Equipment supports electrical resistance and combustion methods for diverse industrial applications.
Combustion Services
Our combustion solutions use high-velocity burners and gas trains for precise temperature regulation. Systems include automated flame safety, pressure monitoring, and emergency shutdown features. Services cater to post-weld heat treatment and large-component processing in refineries and power plants.
Electrical Resistance
Zentech's electrical resistance services utilize flexible ceramic pads and advanced controllers for localized heat treatment. This method ensures accurate temperature control for welds and critical joints, meeting ASME and industry standards for quality and safety.
Questions
What industries does Zentech serve?
We serve petroleum refineries, power plants, aerospace, marine, pipeline, and manufacturing sectors with thermal processing solutions.
Do you offer emergency heat treatment services?
Yes, our 24/7 rapid response teams deploy within hours for urgent field or furnace heat treatment needs.
What equipment does Zentech manufacture?
We produce portable power consoles, mobile self-contained rigs, gas trains, and flexible ceramic heating elements for thermal processing.
How does Zentech ensure safety?
We maintain a zero-accident record through rigorous safety protocols, equipment safeguards, and certified technician training programs.
What furnace capacities are available?
Our car-bottom furnace handles components up to 100' long and 770,000 pounds with precise temperature uniformity at ±25°F.
Can Zentech handle large-scale projects?
Yes, we service global clients with complex projects requiring mobile equipment, engineering expertise, and 24/7 support.