Welder Testing Inc.

Certified Welder Testing & Qualification Since 1986

Providing Expert Welder & Welding Procedure Qualification Testing services for Houston’s industrial sector.

Welder Qualification Testing

We certify welders to AWS, ASME, and API standards through hands-on testing, ensuring compliance with industry requirements.

Metallurgical Testing

Advanced testing evaluates weld integrity, material composition, and defects, ensuring structural reliability for industrial applications.

Welding Procedure Specifications (WPS) & Procedure Qualification Records (PQRs)

We document and verify welding procedures to confirm compliance with engineering and industry standards.

Welding Test Coupons

We provide high-quality machined weld coupons in pipe and plate that meet industry standards, making them ideal for qualification tests, and skills development.

At Welder Testing, Inc., we offer industry-certified testing services to ensure welders and welding procedures meet the highest standards. Our facility is equipped to handle various testing needs with precision and efficiency.

About Welder Testing Inc.

Built on Precision, Backed by Experience

Since 1986, Welder Testing, Inc. has been Houston’s trusted provider for welder qualification and metallurgical testing. Our state-of-the-art facility ensures compliance with AWS, ASME, and API standards for welders and welding procedures. Conveniently located near the Houston Ship Channel, we serve fabricators, contractors, and manufacturers, delivering fast, accurate certifications.

Our Legacy of Precision

Committed to Excellence
Since Day One

what People Say

Trusted by Houston’s Top Welders & Industries

Real results. Proven expertise. See what welders and industry leaders say about our commitment to precision and compliance.

Industry leaders

150+ Years of Combined Experience

At WTI, we believe that expertise is the foundation of excellence. Our dedicated team boasts over 150 years of combined experience in welding testing, inspection, and certification. We have worked with welders from a variety of industries, including oil and gas, shipbuilding, petrochemical, power generation, and heavy manufacturing. Our extensive knowledge of welding codes and standards allows us to provide welders and companies with the most thorough and reliable testing services available.

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Alfred Briones

Metallurgical Laboratory Manager

With over 35 years of experience in the metallurgical field, Alfred Briones brings extensive expertise to Welder Testing Inc.’s Metallurgical Laboratory. As Laboratory Manager, he oversees all metallurgical testing processes, ensuring accuracy, compliance, and quality in every analysis. His deep knowledge and hands-on experience make him a valuable resource for clients seeking reliable and precise testing solutions. Alfred is always available to assist with your metallurgical testing needs, providing expert guidance and support.

Adam Cobb

Welder Qualification Test Coordinator
Certified Welding Inspector

As the primary point of contact for welder qualification testing at Welder Testing Inc., Adam Cobb ensures that each welder is properly signed in and assigned the correct certification test. With a background as a welder before transitioning into quality control and inspection, Adam brings firsthand industry experience to his role. Now an AWS Certified Welding Inspector (CWI), he works closely with customers to determine their specific qualification needs and provides detailed test information to shop inspectors for administration. Adam’s expertise, attention to detail, and customer-focused approach make him a key liaison between welders, quality control teams, and the companies they serve.

Sam Chavez

Superintendent | Certified Welding Inspector

With over 17 years at Welder Testing Inc., Sam Chavez ensures that daily operations run smoothly and efficiently. As Shop Superintendent and a Certified Welding Inspector (CWI), he plays a critical role in maintaining organization, compliance, and quality assurance throughout the facility. His expertise in welding inspection and shop management ensures that welders receive a seamless and professional testing experience.