Testing should yield insights, not hassles.
Gamma Graphics Services (GGS) offers smarter solutions.
Gamma Graphics Services (GGS)
Intelligent Thorough Accurate Safe
NDT
testing for industrial piping and vessels.
Non-Destructive Testing has advanced so you can move beyond outdated methods.
The NDT technology we use for process piping, Radiometric Profiling (RP), delivers unmatched safety, reliability, and precision. Fully non-invasive, it captures more data with greater — without disrupting operations or insulation integrity.
The results? Actionable insights that validate fitness for service, flag critical areas, and support compliance, risk mitigation, mechanical integrity, and cost control.
Trusted by end-users, contractors, and consultants for over 20 years, our NDT service sets the benchmark for performance and peace of mind.
You can benefit from advancements in NDT technology.
0
Zero holes in your piping insulation preserves the thermal barrier
100%
Safe for your staff, there is no radiation exposure risk
100%
Complete pipe circumference is tested, not just a single spot or side
150
Average test locations on piping per day at your facility
100%
All piping, nested and suspended, can be tested
100%
No pipe is too small, accurate readings are collected on all sizes
This is a different NDT experience.
Thorough. Accurate. Safe.
Non-Destructive Testing for commercial and industrial process piping systems by Gamma Graphics Services (GGS)
Non-Destructive Testing
Services
Every day, we are in the field helping companies discover the truth about the health of their piping systems. Benefit from an integrity-focused approach to non-destructive testing that you can trust.
Non-Destructive Testing
Reporting
Make informed decisions with conclusive information you can count on. Our thorough, actionable reporting supports Mechanical Integrity and strengthens your PSM and RMP programs.
Non-Destructive Testing
Technology
Benefit from the advanced capabilities of Radiometric Profiling, the NDT method that ensures comprehensive testing of your entire piping system. Gamma Graphics Services (GGS) uses technology that tests more locations in less time with no disruptions to your operations or system.
Non-Destructive Testing
Customers
Our testing programs mutually support system operators, facility and safety managers, contractors and consultants. We serve industries that depend on process piping systems across the US and overseas, including refrigeration, petrochem, marine, and more.
Leveraging NDT’s True Value: 10 Game-Changing Benefits
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Leveraging NDT’s True Value: 10 Game-Changing Benefits
Read MoreLeveraging NDT’s True Value: 10 Game-Changing Benefits
Guide to Prioritize Ammonia Piping Maintenance
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Guide to Prioritize Ammonia Piping Maintenance
Read MoreGuide to Prioritize Ammonia Piping Maintenance
Pressure Vessel Certification, the ASME Stamp, and U1As Explained
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Pressure Vessel Certification, the ASME Stamp, and U1As Explained
Read MorePressure Vessel Certification, the ASME Stamp, and U1As Explained
Tips for Planning an Ammonia Insulation Intervention
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Tips for Planning an Ammonia Insulation Intervention
Read MoreTips for Planning an Ammonia Insulation Intervention
Managing Your Record Keeping Activity Post-NDT
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Managing Your Record Keeping Activity Post-NDT
Read MoreManaging Your Record Keeping Activity Post-NDT
NDT Compliance Requirements for Covered Process (NH3) Systems
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NDT Compliance Requirements for Covered Process (NH3) Systems
Read MoreNDT Compliance Requirements for Covered Process (NH3) Systems
Predict and Pinpoint Threats to Piping
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Predict and Pinpoint Threats to Piping
Read MorePredict and Pinpoint Threats to Piping
Get the information you need about your piping system from Gamma Graphics Services.
You can depend on GGS.
GGS is committed to active participation and support of associations dedicated to innovation, education and advocacy. We are an Active Contractor Member of the supplier management platform ISNetworld.
Our satisfied customers include maintenance and PSM managers, technicians, engineers, contractors and consultants of food and beverage and cold storage facilities across the US and internationally.
