At Mcneil Instrument, we take pride in being one of the trusted manufacturers, suppliers, and exporters of Oneok approved pipes in the USA. Our pipes are crafted with precision and tested to meet the rigorous performance standards of the natural gas and energy infrastructure industry.
As Oneok continues to drive innovation in gas processing, transportation, and storage, mcneil instrument supports these efforts with piping systems that combine strength, safety, and long-term durability — essential for high-pressure and high-demand energy environments.
Built for Energy Performance
Every product we deliver is the result of advanced engineering and strict quality control. Our stainless steel, carbon steel, and alloy steel pipes are known for their ability to withstand harsh conditions such as high temperature, pressure fluctuations, and corrosive media.
Each pipe undergoes a complete series of quality checks, including hydrostatic testing, ultrasonic inspection, and dimensional verification, to ensure total compliance with Oneok’s technical standards and global codes like ASTM, ASME, and API.
With mcneil instrument, you’re not just buying a pipe — you’re investing in reliability that lasts.
Why Work with mcneil instrument?
Choosing mcneil instrument means working with a partner who understands the challenges of modern energy infrastructure. Our strength lies in precision manufacturing, reliable supply chains, and customer-focused service.
Here’s what sets us apart:
Certified & Approved Products: Our pipes meet international and project-specific standards.
Customization: We provide pipes in multiple grades, sizes, and finishes.
On-Time Delivery: Efficient logistics ensure your projects stay on schedule.
Expert Support: Our team offers full technical assistance and documentation.
From planning to execution, we support your energy projects with integrity and expertise.
Comprehensive Product Range
We supply a full portfolio of piping products tailored for Oneok’s energy systems and other industrial applications:
Seamless and Welded Pipes
Stainless Steel, Carbon Steel & Alloy Steel Pipes
Corrosion-Resistant & Heat-Treated Variants
Custom Coatings and Finishes for Harsh Environments
Material Test Certificates (MTCs) with Every Supply
These products are ideal for pipelines, gas plants, petrochemical units, and terminal facilities — where reliability cannot be compromised.
Supporting Oneok’s Vision for Safe and Efficient Energy
mcneil instrument shares Oneok’s commitment to operational excellence and sustainability. Our pipes are used in critical energy infrastructure that ensures efficient gas transportation, reduced emissions, and enhanced safety across every link in the value chain.
Through continuous innovation and adherence to the latest industry standards, we help our clients achieve optimal performance and minimal downtime in even the most demanding environments.
Global Reach, Local Commitment
As a globally recognized brand, mcneil instrument serves clients across the USA, Middle East, Europe, and Asia. Our international supply network ensures that Oneok-approved pipes are available where and when you need them — without compromise on quality or delivery time.
We aim to build long-term relationships rooted in trust, transparency, and consistent excellence.
These pipes are commonly used for transferring liquid and acids. That is why these pipes are made with significant mechanisms and a combination of alloys. These pipes are highly resistant to all chemical reactions. They provide excellent resistance from corrosion, stress cracking, and crevice corrosion. Mcneil instruments always make sure that their clients get genuine quality products; that is why they maneuver multiple testing methods that prove the product’s authenticity and raw material. We make sure that every product is strictly tested before it gets dispatched. Mcneil instruments provide all types of pipes in your desired sizes and thicknesses. We design our products according to national and international standards. We provide these pipes in national as well as in global markets.
- Replaces steel pipe where flexibility is important
- A manufacturing procedure applying water pressure to produce complex hollow parts made from pipe-like basic materials
- Compact design hereby handling and space improvements
- Compliant with DIN EN 1829-2 thus legal backup and approved safety hazard controlt
- Excellent operator safety as a result of highest quality standards which are met
- Fully compatible with Polyflex Lok hereby massive time savings during assembly and improved operator safety
- Usefull in Paper & Pulp Companies
- Usefull in High Pressure Applications
- Usefull in Oil and Gas Industry
- Usefull in Chemical Refinery
- Usefull in Pipeline
- Usefull in High Temperature Application
- Usefull in Water Pipe Line
- Usefull in Nuclear Power Plants
- Usefull in Food Processing and Dairy Industries
- Usefull in Boiler & Heat Exchangers
UAE, Bahrain, Italy, Indonesia, Malaysia, United States, China, Brazil, Nigeria, Kuwait, Dubai, Iran, Germany, UK, Canada, Russia, Australia, Sri Lanka, Vietnam, Turkey, New Zealand, South Africa, Kazakhstan, Saudi Arabia etc…
- You can get the perfect material according to your requirement at the least possible price.
- We have many years of experience in this field as we serve the highest level of quality.
- The materials we provide are completely verifiable, right from raw material test certificate to the final dimensional statement.(Reports will show on requirement)
- e-guarantee to give a response within 24hours(usually in the same hour)
- You can get stock alternatives, mill deliveries with minimizing manufacturing time.
- We are fully dedicated to our customers. If it will not possible to meet your requirements after examining all options, we will not mislead you by making false promises which will create good customer relations.