NABL & NADCAP Accredited NDT Testing Lab in Bangalore
Trusted by 1,500+ companies across 45+ countries for aerospace, NDT testing, welder certification, and training since 2001.
Our Core Services
Delivering Aerospace NDT, ASNT, NAS410 Level III, Welding Consultancy, and Hands-on Training
NDT Testing Services Lab
Trinity NDT, India's premier NDT testing services company. NABL, NADCAP accredited aerospace lab at Bangalore. Onsite services across Karnataka.
Advanced Center for TOFD, PAUT, Computed Radiography, PMI testing. ASNT, NAS410, ISO9712 Level III consulting. Demagnetization, ultrasonic cleaning, vapour degreasing Facility in Peenya.
Total Welding Solutions
'Center of Excellence in Welding' division provide below services.
- Welder Qualification Testing
- WPS Development & Certification
- Welding Machines Calibration
- ISO 3834, EN15085 & IWE Consulting
- Electrode EQT Qualification
- Institute for Welder's Training on SMAW, GMAW, GTAW & FCAW
- Welding Inspection & Fabrication
NDT & Welding Certification
'Training Services Division' offers
- ASNT SNT TC 1A, ISO 9712 Courses
- Online & Offline Mode Options
- Ultrasonic, Radiography, MT/MPI, DPT/FPI, RTFI, Visual, Eddy Current
- Advanced NDT - PAUT & TOFD
Trained 18,000, NDT Level II, Welding Inspectors at Bangalore. 30 Years experienced ASNT & ISO9712 Level III Trainers. Serving 45+ Countries.
About 'Trinity NDT WeldSolutions Pvt. Ltd.'
Trinity NDT WeldSolutions Private Limited is India’s premier NABL and NADCAP accredited non-destructive testing services company, headquartered at Peenya Industrial Area, Bangalore, Karnataka. We’re a private limited company registered with the Ministry of Corporate Affairs, Government of India (CIN: U71200KA2023PTC181674), and registered as an MSME with the Ministry of Small & Medium Enterprises.
Founded in 2001, we combine 25+ years of field experience with in-house ASNT Level III, NAS410, and ISO 9712 experts, plus International Welding Engineers, to serve aerospace, automotive, oil & gas, and heavy engineering.
Our center of excellence in welding division provide Welder qualifications, ISO3834, EN15085 consulting and training services. Also, Onsite PMI testing, Computed Radiography, Digital UT thickness testing for corrosion. We are rated as reliable NDT, Welding services provider in India.
Advanced NDT Solutions. Onsite in India.
Our Advanced NDT division delivers PAUT, TOFD ultrasonic testing, and computed radiography, along with digital ultrasonic thickness gauging for corrosion monitoring and advanced eddy current testing. Onsite PMI testing uses XRF technology for chemical analysis with state-of-the-art equipment.
Our Centre of Excellence in Welding handles WPS development and welder certification, plus AWS and IWE consulting for ISO 3834, EN 15085, and EN 1090 certifications. We provide ASNT Level III and ISO 9712 Level III consulting in and around Bangalore, prepare NDT procedures to ASTM/BS/EN/ISO standards, and support customers in auditing their own NDT facilities.
Our training division is renowned for NDT Level II and welding inspection courses, offering ASNT SNT-TC-1A, ISO 9712, and NAS410 certification training. Trinity NDT is also a recipient of the ET NOW ‘India’s Top Performing MSME’ Award 2022.
Industries We Serve. Aerospace, Automotive to Ship Building. Almost All Mechanical Parts.
Aerospace & Defense
NADCAP-accredited MPI & FPI for HAL, Dassault, GE, Siemens & BEL components.
Oil & Gas
Onsite TOFD, PAUT & ultrasonic thickness gauging for pipelines, pressure vessels & boilers.
Automotive & Manufacturing
Surface and volumetric NDT for castings, forgings, welds, and machined components.
Power Generation
Corrosion mapping, weld inspection & eddy current testing for turbines and heat exchangers.
Heavy Engineering
Radiography, UT, and visual inspection for structural steel, bridges, and pressure equipment.
Precision & Electronics
Computed radiography and X-ray inspection for PCBs, assemblies, and precision components.
Top NDT Testing Services in Bangalore – NABL & NADCAP Accredited Labs
Our facility covers ultrasonic testing, radiography, eddy current, magnetic particle, and dye penetrant testing — along with ultrasonic thickness gauging and visual inspection. Learn more about our complete range of NDT service labs.
Our aerospace division holds NADCAP accreditation for MPI and FPI testing, and is approved by Dassault Aviation, Hindustan Aeronautics Ltd, GE, Siemens, and BEL. Our experienced team includes ASNT, NAS410, and ISO 9712 Level III experts, plus International Welding Engineers (IWE), with 25+ years of professional experience.
Our NDT labs, welding center, and training center serve 1,500+ customers across India and 45+ countries. With a top rating from 1,200+ online reviews, we hold the title of India’s ‘Best Rated NDT & Welding Company.’ Discover authentic customer reviews on YouTube.
Our in-house International Welding Engineers, who perform welder qualification tests, have endorsed 2,000+ Welding Procedure Specifications (WPS) and issued over 5,000 welder certifications in India as per ASME Section IX, AWS D1.1, and ISO 9606. Contact us for welding consulting on ISO 3834 and EN 15085 certifications.
For fast, award-winning service, get in touch with us today.
Why India's Top Companies Choose Trinity NDT
We are the only NDT company in South India holding both NABL and NADCAP Merit accreditation — backed by 25+ years of zero-compromise quality.
NABL & NADCAP Accredited
India's only NADCAP Merit-rated aerospace NDT lab — accredited by NABL (ISO 17025:2017) for globally recognised test certificates accepted across 100+ countries via ILAC MRA.
ASNT, NAS410 & ISO 9712 Level III Experts
Our in-house Level III team covers all major NDT methods. We write procedures, conduct audits, and provide consulting that meets ASME, ASTM, AWS, and EN/ISO codes.
25 Years. 1,500+ Clients. Zero Compromise.
Established in 2001, Trinity NDT has consistently delivered — earning India's 'Best Rated NDT Company' title with 1,200+ verified reviews across Google and YouTube.
Onsite & Lab Services Across Karnataka
Corporate lab at Peenya Industrial Area, Bangalore. Full onsite capability across Bangalore, Mysore, Hosur, Tumkur, and beyond — for urgent and scheduled inspections alike.
We Serve across Karnataka in India
Bengaluru, the capital of Karnataka, is a major hub for aerospace, home to countless aerospace companies. Recognizing this sector’s strategic needs, we established dedicated NDT labs for aerospace components.
Our in-house NAS410-certified Level III experts bring deep experience in ultrasonic testing of composite materials and our computed radiography X-ray lab.
Testimonials About Our Quality Services. Reviews On Google.
Our Complete Range of NDT Service Facilities in Bangalore. Serves across India.
Accredited by NABL, Delhi (as per ISO 17025:2017) and NADCAP, PRI, USA, our test certifications hold global recognition. Backed by ILAC’s mutual recognition agreement, our NDT testing labs serve customers across India. Download our NABL and NADCAP accreditation certificates and scope of services.
Ultrasonic testing(UT)
Experts in ultrasonic testing of castings, forgings, plates and welds as per ASTM, ISO, BS, EN Standards. ASNT/ISO9712 Level II, III in-house experts. Advanced aerospace composite dry scanning, TOFD, Phase Array, corrosion mapping facilities. Learn about Ultrasonic Testing Services.
Radiography Testing (X-ray & Gamma ray)
Industrial Radiography Lab in Peenya, Bangalore. AERB licensed RT enclosure. Centre for X-ray inspection of Steel, Aluminium, Magesium castings, welds, assembled PCBs, electronic components. Onsite RT testing services and Computed Radiography services.
Magnetic Particle Testing (MPT/MPI)
Magnetic Particle Testing (MPI) for Surface and near-surface crack detection for ferromagnetic components. With NABL accreditation. NADCAP accredited for aerospace MPI Fluorescent & visible particle techniques. Wet & dry method, AC/DC/HWDC equipment
Dye Penetrant testing (DPT/FPI)
Reliable surface defect detection for any non-porous material. Aerospace NADCAP accredited fluorescent penetrant (FPI) facility. Method A & D, Type 1 fluorescent up to S4 sensitivity. Suitable for aluminium, titanium, stainless steel, welds, castings and forged components.
Eddy Current Testing Services
Eddy Current Testing (ECT) Crack detection, material sorting, and corrosion assessment — without direct component contact. Heat exchanger tube inspection. Material and alloy sorting by chemistry, heat treatment, Wall thickness evaluation for pipes
Visual Welding Inspection Services
Visual testing, for inspecting weld joints, bridges, pipelines, girders, oil & gas equipment and overhead crane structures. In-service inspection of plants & structures. Certified experts holding CSWIP, ASNT Level III, ISO9712 Level 3 and IWE certifications.
Ultrasonic Thickness Gauging Services
Count on our expert inspectors for unparalleled Ultrasonic wall thickness gauging (UTG) services. Digital equipment with accuracy of 0.001mm. Experienced inspectors for boiler pipes, tubes, ship hulls, chimneys. A trusted choice for UTG of heat exchangers & pipelines for corrosion.
Positive Material Identification PMI Testing
PMI testing for On-the-spot alloy verification using portable XRF analysers — ensuring the right material is in the right place. Portable XRF for onsite use across India. Identifies grade, composition, and heat number. Critical for oil & gas, aerospace, and pharma.
Our Advanced NDT Solutions
At Trinity NDT, our Advanced NDT division deploys Phased Array Ultrasonic Testing (PAUT), Time of Flight Diffraction (TOFD), and Computed Radiography (CR) — techniques that go far beyond conventional inspection to deliver high-resolution imaging, permanent digital records, and a measurably higher probability of defect detection. Powered by Olympus OmniScan X3 and German-made DURR equipment, and operated by ASNT, ISO 9712 & NAS410 Level III certified specialists, our advanced NDT services meet the most demanding requirements of aerospace, oil & gas, and pressure vessel industries — where missing a defect is never an option.
Phase Array Ultrasonic Testing (PAUT) Services
Phased Array Ultrasonic Testing (PAUT) Multi-angle electronic beam steering for high-resolution weld imaging and flaw sizing — faster, more accurate, and fully documented. Full sectorial and linear scan imaging (S-scan & E-scan). Precise flaw sizing for fitness-for-service assessments Olympus OmniScan X3 — aerospace & industrial grade.
Time of Flight Diffraction Technique (TOFD) services
Time of Flight Diffraction (TOFD) The most accurate ultrasonic technique for through-wall flaw sizing in welds — preferred by pressure vessel and pipeline codes worldwide. Simultaneous TOFD + PAUT acquisition available. Compliant with ASME, API, BS 7910, and EN codes. Permanent digital D-scan records for audit and fitness-for-service.
Computed Radiography (CR) Services
Computed Radiography (CR) Digital X-ray imaging with instant results, superior sensitivity, and no wet darkroom processing — the modern standard for weld and casting radiography. IP plate-based CR replacing conventional film RT. Higher contrast sensitivity than traditional radiographic film. AERB-licensed facility at Peenya, Bangalore.
Corrosion Mapping - Advanced UT wall thickness Gauging
Precision wall thickness measurement and corrosion assessment for pipelines, pressure vessels, boilers, and storage tanks — without shutdown or surface removal. Digital UT gauging with 0.001mm accuracy. Grid-based corrosion mapping for full surface coverage. Onsite services for boilers, ship hulls, chimneys & heat exchangers.
Our Other Related Services
Demagnetisation Services
When engineering components carry objectionable residual magnetic fields, our MPT testing labs are fully equipped to perform effective demagnetization. Explore Demagnetization Services
ASNT Level III - ASME 'U' stamp Consulting. ISO9712, NAS410 (Aerospace) Level 3 expert Services.
Contact us for ASNT Level III, NAS410, and ASME U Stamp, consulting. Also, we offer ISO9712 Level 3 services. For UT, MT, PT, RT, VT & ET methods. Our experts adeptly craft NDT written practices in alignment with ASME standards. Supporting the customers in preparing, approving NDT procedures as per ISO and ASTM standards. Establishing, and auditing the testing facilities. In-house experts are certified as per ISO9712, ASNT and NAS410 Level 3.
Explore Our ASNT Level III Services | Learn about ISO9712 Level 3 services | Know more NAS410 Services
Onsite Portable Hardness Testing
Fast, accurate, non-destructive means of hardness testing for forgings, castings, plates, metals, welds, and HAZ. Right at your component, wherever it is. Trinity NDT’s LIBB onsite testing services in and around Bangalore, delivers certified results on pressure vessels, piping, structures, and castings without cutting, sectioning, or moving your component. Backed by experienced Metallurgists, ASNT/ISO9712 Level III and welding experts. Explore Our Portable Hardness Testing Services
Ultrasonic Cleaning Services
When surface contamination is the difference between a missed defect and a reliable inspection result. Ultrasonic cleaning delivers the precision that mechanical wiping and spray washing simply cannot match. Trinity NDT WeldSolutions provides professional ultrasonic cleaning services for aerospace, automotive, pressure vessel, and precision machined components. Explore Our Ultrasonic Cleaning Services
Vapour Degreasing Services
Vapour degreasing is the most reliable pre-NDT cleaning method in industrial inspection. At Trinity NDT WeldSolutions, it is performed within our NABL ISO/IEC 17025:2017 accredited and NADCAP Aerospace Merit approved facility in Peenya, Bangalore. Our vapour degreasing service removes petroleum oils, hydraulic fluids, cutting fluids, and preservation coatings from aerospace alloys, automotive forgings, pressure vessel components, and precision machined parts. Explore Our Vapour Degreasing Services
Complete Welding Solutions
India’s trusted Centre of Excellence in Welding — delivering welder qualification, WPS certification, ISO 3834 consulting, and IBR-compliant testing through certified International Welding Engineers since 2001.
Welder Qualification, WPS, Certification Services
End-to-end welder qualification testing and Welding Procedure Specification development — endorsed by in-house International Welding Engineers as per international codes. ASME Section IX, AWS D1.1, ISO 9606 qualification testing. WPS, PQR, and WPQR development & witnessing. 5,000+ welder certificates and 2,000+ WPS endorsed.
Brazer Procedure Qualifications
Brazer Qualification Services Formal brazer and brazing procedure qualification testing for aerospace, HVAC, and precision engineering applications — as per recognised international standards. Brazing Procedure Specification (BPS) development. Brazer performance qualification as per AWS C3.4 / ASME Section IX Suitable for copper, aluminium, stainless steel & nickel alloy joints
Welding Machines Calibration Services
Traceable calibration of welding equipment to ensure your machines deliver accurate, repeatable parameters — a mandatory requirement under ISO 3834 and most quality audits. Calibration of current and voltage. Traceable to NABL-accredited standards. Calibration certificates accepted by aerospace and automotive OEMs.
Welders Training Services
Structured hands-on welding training programmes designed to prepare candidates for qualification testing and improve weld quality on the shop floor. SMAW, GMAW, GTAW, FCAW process training. Pre-qualification practice for ASME IX, AWS D1.1, ISO 9606 Conducted by IWE-qualified trainers at our Peenya, Bangalore facility.
International Welding Engineer (IWE) Consulting Services
Expert welding quality system consulting by certified International Welding Engineers — helping manufacturers achieve and maintain ISO 3834, EN 15085, and EN 1090 certification. Gap analysis, documentation, and audit preparation. ISO 3834 Parts 2, 3 & 4 — manufacturing & fabrication EN 15085 for railway welding, EN 1090 for structural steel.
IBR, govt. of Karnataka Approved Material Testing, Welding Services
Material testing and welding services compliant with the Indian Boiler Regulations (IBR) — supporting boiler manufacturers, fabricators, and pressure vessel builders across India. IBR-compliant welder qualification and WPS development. Material testing — tensile, bend, impact, and hardness. Documentation and test certificates accepted by IBR inspecting authorities.
NDT Level II, Welding Inspector, PAUT Training Courses.
September/October 2026 Schedules. Online, Offline Modes. At Bangalore, India.
PAUT Intensive Practical Training & Certification for Level 2
Dates: 03 – 07, October 2026 | Method: Phased Array Ultrasonic Testing (PAUT) Level II | Mode: Offline (In-person) | Location: Bangalore, India | Training, Certification Scheme: SNT TC 1A 2024 | No. of Seats: 10 in a batch | Last Date for Registration: 20th September 2026 | For Fee, Eligibility and Registrations Call, WhatsApp: +91 98441 29439 | e: training@trinityndt.com
Find more details about PAUT Training Fee, Course Outline and Schedules
NDT Level I, II Training
- Online NDT training: Starts from 05, October 2026 as SNT TC 1A
- Duration: 15 days live training, 05 days practical workshops at NDT Service Labs in Bangalore.
- Offline (In-person): Starts on 16th September 2026. Check NDT training Calendar
- Duration: 20days | Scheme: ASNT SNT TC 1A
- Methods: UT, MT, PT, RTFI, VT and ET
- Check eligibility & fee details
Welding Inspector Courses
- Training Mode: Online live, offline (physical)
- Offline Schedule: 28 – 30, Sept’ 2026
- Online Schedule: 07 – 09, October 2026
- Fee: Rs 9500/- for Indians* & USD$175 for others. Check reviews.
- Know about ISO9712 Level II Courses
- AWS Certified Welding Inspector – CWI Course in from 16 – 28, November 2026 at Bangalore.
- For more details, registration, send live request on Whatsapp now.
Participants from over 45+ Countries. NDT Level I, II & Welding Inspector Courses. Since 2001.
Training & Certification. NDT, Welding Inspection.
Today’s quality-focused jobs demand certified NDT inspectors, and codes and standards increasingly mandate them. We train Level I and II inspectors through both online and in-person courses, and publish a yearly training calendar for your convenience. We offer certifications as per ASNT SNT-TC-1A and ISO 9712 schemes.
We offer online NDT training for trainees in 45+ countries, designed for working professionals who can’t spare time away from their jobs. Live training slots fit around your work schedule, and practical sessions are held at our labs to reinforce classroom learning. To date, we’ve conducted 70+ batches of online training.
Advanced NDT Courses
Master Tomorrow's Inspection Technologies Today
Specialized certification courses designed for industry-leading NDT professionals:
- Phased Array UT (PAUT) – Electronic scanning for complex inspections
- Time of Flight Diffraction (TOFD) – Precision crack detection and sizing
- Computed Radiography (CR) – Digital radiographic imaging systems
Scheduled on demand | Industry-focused curriculum | Professional equipment training
Built for companies requiring specialized NDT capabilities and professionals seeking premium career opportunities.
Upgrade Your NDT and Welding Skills With us
We are a first class training center for NDT & Welding inspector courses. ‘Trinity Institute of NDT Technology’ — the training division of Trinity NDT WeldSolutions Pvt. Ltd. — is a pioneer in India, offering certification courses in six methods. We’ve trained over 18,000+ candidates across 45+ countries.
Each course is designed to turn every participant into a skilled inspector. Our programs aim to prepare Level II inspectors to perform day-to-day functions independently. Attended by QA/QC professionals, our courses are built to meet real industry needs — designed by industry experts so graduates are ready for direct project deployment.
We offer training as per ASNT SNT-TC-1A and ISO 9712 schemes, available in both online and offline modes from Bangalore — choose whichever suits you. Online courses work well for working professionals, while offline mode suits practitioners who can attend in person. Check our course calendar for 2026.
Join Online NDT Level II Courses.
Best Online NDT Training. in Nigeria, Africa.
Our online NDT certification courses are designed for working quality engineers looking to upgrade to NDT Level II skills, offered as per ASNT SNT-TC-1A and ISO 9712 schemes. We also run online Welding Inspector courses for QA/QC engineers in Ghana and Kenya. Every course is delivered by ASNT & NAS410 Level III trainers, helping oil & gas professionals across African countries build the skills to excel in their industries.