Test Lab, NDT Weld Training Course Institute India Bangalore | Trinity NDT

Welders training, Calibration, ELECTRODE eqt QUALIFICATIOns

Welding Machine Calibration. Welders Training on SMAW, GTAW, GMAW & FCAW

ISO3834 & EN15085 QMS Certification Services for Fabrication Companies.

Electrode EQT Qualification. ISO3834 & EN15085 Certification in Bangalore. Welding Machine Calibration. Third Party Inspection. Welder's skill training.


‘Centre of Excellence in Welding’ by Trinity NDT WeldSolutions Pvt. Ltd, is a renowned welding center established at Peenya, Bangalore. Providing welder’s training, welding machine calibration service on SMAW, GMAW, GTAW and FCAW processes. Facilitator for ISO3834 & EN15085 certification to welding fabrication companies and IWE consulting, responsible welding coordinator (RWC) services.

We offer Welder qualification certificate, Brazer operator qualification and weld testing services  in Bangalore and other parts of India. Also serves client locations in Mysore and Hosur industrial areas.  Read more about Welder Qualification service and NDT services.

Testing agency for welding electrode qualification(EQT) as per ASME, ISO standards in the city of Bangalore, Karnataka. Equipped to assist the customers in qualification of electrodes and filler materials used in welding and brazing.

‘Centre of Excellence in Welding’ is a recognized and approved NDT & Material testing laboratory as per IBR by Directorate of Factories, Boilers, Industrial Safety and Health, Govt. of Karnataka, India. Check details about Qualification and certification of welders as per IBR code.

Visual and Dimensional Inspection of Welds

Trinity NDT WeldSolutions Pvt. Ltd. – ‘Center of Excellence in Welding’ provides Visual and Dimensional Inspection with the below scope:

  • Structural Fabrication fit up inspections.
  • Welding Inspection to ensure the welded components are as per approved drawings and customer specifications.
  • Carrying out Visual inspection on structural Fabrication welds as per client approved drawings and specification.
  • Performing dimensional checks before and after welding of Structural Fabricated and machined components.
  • Preparation of stage and final reports as per approved drawings and documents.
  • Vendor Audit and approvals to ease capabilities of vendor.
If you are looking for the above visual and dimensional inspection for welds and fabricated structures in Bangalore or elsewhere in India, call / Whatsapp our experts today.

QA/QC Third Party Inspection Services

We work on the client, end user behalf, deliver the following QA/QC third party inspection services. If you require any of the below services contact us today. Approved by 1500+ customers, we are India’s reliable third party QA/QC, NDT, welding inspection services company.

  • Preparation of ITP’s, QCP’s, QAP’s as per client approved drawings and specifications.
  • Raw material control review, approve as per specifications against MTC’s.
  • Material traceability reports of structural fabricated items and Machined components.
  • Maintaining welder qualification records.
  • Monitoring and maintaining welding equipment’s calibration records.
  • Consumables records and control.
  • Weld & NDT Traceability reports for Fabricated structural welds. 
  • NDE Procedures preparation as per National and International codes. 
  • WPS and PQRs and identification weld joints are in place and followed by welders and welding supervisor.
  • Carry out weld inspection before and after welding. 
  • Coordinating with various 3rd party inspection agencies.
  • Having exposure to various codes like AWS, ASME, ASTM etc.
  • Supply of Qualified Inspection Engineers, Inspectors & Technicians.
  • To witness / review and carry out all the required QA and QC activities on behalf of end user/ Customer / final client.
  • Stage, final inspection activity’s as per vendor / clients approved documents, specification, ITP’s, QAP’s, QCP’s requirement’s and sign off the relevant documents.
  • Witness of Pressure tests for pressure vessel’s, process piping panels etc. as per the approved design drawing and client approved specifications.

Witnessing Testing Mechanical & Non-Mechanical Tests

To ensure and witness all the mechanical and non-mechanical tests as required by the in,
-Verification Raw material, material quality to material specifications/ codes and have acceptable mechanical and chemical properties.  
welding procedure qualifications and welder qualification on behalf of Client/ end customer for the following test carried out as per National and International standards and sign off all the reports.

Tensile Tests 

– Test Method (ASTM A370; ASTM E8/ E8M; ISO 6892-1)

Bend Tests 

– Test Method (ASTM A370; ASTM-E190; ASTM-E290; ASME Sec-IX, AWS D1.1; ISO 5173; ISO15614-1; API 1104)

Charpy Impact Test 

– Test Method (ASTM A370; ASTM-E23; AWS D1.1; ASME Sec-IX and ISO 148-1)

Hardness Test
-Brinnell (ASTM E10; ISO 6506-1)
-Vickers (ASTM E92; ISO 6507-1)
-Rockwell (ASTM 18; F606; ISO 6508-1)

Chemical Analysis (PMI) 


If you are looking for any third party witnessing and consulting for QA/QC mechanical tests such as Tensile, Bend, Impact, Chemical for your materials or welds contact us today. Call or Whatsapp us now.

Why use Trinity NDT, Weld Inspection Services?

  1. The facility has Trained, Qualified and certified personnel, having following qualifications and international certifications.

2. State of the art equipment’s and Facilities. One of India’s largest facilities for NDT & Welding

3. Experts in oil, gas, construction, Industrial Maintenance, pressure vessel, etc.

4. NABL ISO17025 Accredited NDT LabsNADCAP Aerospace accredited Testing Labs

5. Offering independent, impartial testing and inspection services since 2001.

What else do we do at ‘Centre of Excellence in Welding’? Check our service profile below.

Electrode EQT Qualification as per ASME & ISO Codes


We provide Welding Electrode Qualification Test EQT as per ASME SEC II Part C for qualification of electrodes for arc welding. Currently providing electrode EQT services for GAIL India and number of electrode manufacturers in around Bangalore in India.

Learn more about our services on welder qualification, certification services. Besides, gives welder training and welding machine calibration for industries for welding fabrication companies.

ISO3834, EN15085 Certification Service

ISO3834 Certification Agency

Explore the global standard set by welding experts with ISO 9001, an international standard defining the essentials of a quality management system. This ISO9001 standard focuses on process excellence rather than product quality details.

Whereas ISO 3834, the standard that exclusively outlines quality specifications for welded products. This standard promotes a proactive and process-oriented strategy for effectively managing and controlling welding product quality, both in workshops and on-site fabrication.

ISO 3834 standard not only sets forth stringent quality requirements for welded products but also advocates a proactive and process-oriented methodology. This serves as a welding process control system, overseeing and regulating activities throughout the product manufacturing process starting from raw materials to finished products.

This is the standard that concentrates solely on ensuring the quality of welded products. Embrace a proactive approach to manage and control welding product quality in workshops or on-site, supported by this comprehensive Factory Control System.

Trinity NDT WeldSolutions Pvt. Ltd gives professional services across India, to the fabrication companies in analysing system gaps, implementing quality procedures. Ensures to meet the requirements of ISO3834 standard. Whether it is manual preparation or establishing NDT procedures we provide total welding solutions to client to successfully complete the dream of certification.

Introduction to ISO3834

Processes such as fusion welding are widely used to manufacture many products. In some companies, they are the key process of production. Products may range from simple assemblies to complex fabrication. Examples include pressure vessels, domestic and agricultural equipment, cranes, bridges, transport vehicles, construction of plants that involves large amount of welding.
It is important, therefore, to ensure that the operational processes are carried out in the most effective way. Appropriate control is exercised on overall aspects of the operation. Quality cannot be inspected into a product; it has to be built in. Even the most extensive and sophisticated NDT tests does not improve the quality of the product. Implementing the organized program as per ISO3834 can effectively increase the quality of products, reduce the rejections and improves safety in use of welded products.


Why adopt ISO3834 when we have ISO9001?

ISO 9001 is a comprehensive standard that lays down quality management system requirements for any organization. ISO 9001 however, does not prescribe specific details for ‘special processes’. In the industry, welding is regarded as a ‘special process’.

ISO 3834 was developed to identify all factors that could affect the quality of welded product and which need to be controlled at all stages. That is before, during and after welding.

Note: ISO 3834 does not replace ISO 9001 as a quality management system however it contains many attributes that will be important for a welding manufacturer, in both workshops and at field installation sites, seeking ISO 9001 certification.


Elements of ISO 9001 should be considered when implementing ISO 3834 quality requirements and seeking ISO 3834 certification. The specific complementary elements of ISO 9001 are detailed in the standard.


About Parts in ISO3834 Standard

  • ISO 3834-1:2021 Quality requirements for fusion welding of metallic materials — Part 1: Criteria for the selection of the appropriate level of quality requirement.
  • ISO 3834-2:2021 Quality requirements for fusion welding of metallic materials — Part 2: Comprehensive quality requirements
  • ISO 3834-3:2021 Quality requirements for fusion welding of metallic materials — Part 3: Standard quality requirements
Customers in consultation with Responsible Welding Coordinator(RWC) can choose any of the above parts for certification.

How ISO3834 Certification helps welding fabrication companies?

Globally, ISO3834 is much sought certification in ensuring the quality of welding systems. Equally important, is reducing the rejection or rework. This not only increases the confidence among customers, but also saves huge costs.

This certification for an organization brings international clients that helps in boosting sales and exports. In conclusion, ISO3834 certification can help you to built quality processes in welding fabrication companies. Increases customer base and builds reputation and sales.

Benefits to organizations having ISO3834. Get Your Certification.

  • Clear, high profile, independent verification of compliance by the world’s leading authority on Welding.
  • Confirmation of welding and fabricating capability and staff competence,
  • Improved client confidence leading to a reduction in external audits. 
  • Entry of the company’s details on the well-publicised International Website register.
  • Quality management and fabrication capability assessments are carried out by IIW recognised assessors.
  • Increased national and international business potential.
  • Cost savings through reduction of rejection/rework in production.
  • Improved delivery with ‘first time right’ approach.
  • For many products, mandatory requirements for suppliers to the EU and many other countries, and also for the sub-suppliers. Namely the EU Directives, and the harmonised product standards. Establish the base for implementation of other relevant standards like EN:15085, EN:1090, EN:13445 etc. & CE making.

Validity of ISO3834

  • ISO3834 Certificate is valid for 5 years,
  • Validity is subject to satisfactory surveillance audit once in a year
  • Before the end of the 5-year validity period, a re-certification audit is necessary for continued validity.

The Indian Institute of Welding - IIW Manufacturers' Certification (IMS) Scheme

IIW India Associate Certificate Trinity NDT
Many welding related companies have achieved certification to ISO:9001 for their quality management systems. However, where significant advantage of it towards the special process.
A process where the conformity to the resulting product cannot be readily or economically verified is referred to as a ‘special process’) like welding, such certification is unlikely to provide the required demonstration of welding company’s capability to manufacture products with the ‘required’ product quality. In such cases compliance to ISO:3834 is the recommended solution.
The International Institute of Welding (IIW), as a tool for achieving substantial quality, has introduced a specific Manufacturers Certification Scheme (MCS) referring to ISO:3834 for world wide implementation. IIW India is an authorised nominated body for company certification.
Trinity NDT WeldSolutions Pvt. Ltd in Bangalore is an associate for The Indian Institute of Welding, Kolkata to provide ISO3834 and EN15085 certifications.



Consulting Services for ISO3834 in Bangalore

Welding companies planning for ISO3834 and EN15085 certification needs consulting services from a third party agency like Trinity NDT.

‘Centre of Excellence in Welding’ is an Associate for Indian Institute of Welding (IIW India, Kolkata). Starting from gap analysis, preparation of quality manual, NDT procedures, welder qualification to implementation by our Welding coordinator.

If you are looking for consultation for any of the ISO3834 and EN15085, we have the right experts certified as IWE/IWT from IIW. We will hand hold and provide expert services. Can travel across India. Serving over 1500+ customers. Contact us.

About ISO EN15085 Standard Certification

Implementation of EN 15085 has been made mandatory in EC member states from  1st January 2011 due to safety regulation required by CE Directive. Based on the rules and requirements defined by EBA (Eisenbahn Bundesamt), railway vehicles manufacturers are mandated to follow the required standards.

ISO 15085 applies to welded assemblies, sub assemblies, or parts welded by any welding process whether it is manual, partly mechanised, fully mechanised, or automatic (as defined in ISO 4063). Standard includes welding of Steel, Aluminium alloys, castings. The standard does not deal with product certification.

The Standard consists of 5 Parts.

  • Part 1: General
  • Part 2: Quality Requirements and certification of welding manufacturer
  • Part 3: Design Requirements
  • Part 4: Production Requirements
  • Part 5: Inspection, testing and documentation

Scope of EN ISO15085 Standard

The standard EN15085 applies to manufacturers’ of welded rail vehicles and components. Outlines certification and quality requirements. It covers new building and repair work of rail vehicles and components. Also applies equally for steel and aluminium welds.

Weld quality requirements are determined for both new construction and repair. A link is provided between weld performance requirements defined during

  • design,
  • achievement of quality welds during production, and
  • verification by inspection.

The link is achieved by defining a weld performance class during design, based on stress and safety. Quality levels of imperfections are assigned to weld performance classes to ensure a certain level of performance intended during design. Check more details about EN15085 online register.


Approval According to EN15085

  • Certification of a implemented  QMS according to ISO 3834
  • Approval of qualified personnel (WC & RWC) –interview and discussion
  • Certification and approval of welders and welding  operators
  • Evidence of work specimens according to EN 15085-4
  • Approval of welding processes – WPQR & WPS
  • During the last 1/3rd  of the manufacturing process an official certification audit may be performed


Validity of EN15085 Certificate

  • EN15085 certification is valid for maximum of 3 years
  • valid only for the location the shop stated in the certificate,
  • annual surveillance by manufacturer certification body
  • modifications are to be disclosed

CSWIP and IWE Welding Consulting Service

Centre of excellence in welding  imparts CSWIP 3.1 visual inspection services according to ISO 5817 acceptance standard. Based on the welding code requirement delivering duties of welding inspector.
Serving as consulting CSWIP 3.1 inspector for welding fabrication workshops in Bangalore and industrial estate near Hosur in Tamilnadu and OEMs in Krishnagiri.
The inspectors can help to establish WPS, perform weld inspection before, during and after welding.Perform complete analysis of welds, dimensions for quality. Currently serving in Mysore for various fabrication industries as well using our stationed engineers.


Brazing and Brazer Qualification Consulting

Our technology centre also issues, Brazing and Brazing Operator qualification and certification of brazers for standards and codes on brazing. The Brazing process qualification and validation is performed by experts in Brazing at Trinity NDT- Centre of Excellent in Welding.

Overall, the welding centre  Qualification and Certification of Welders, Welding Operators & Brazers to International Standards and Codes viz. ISO, ASME, ASTM, IS and EN standard. Contact us today for your Brazing and Brazing operator qualifications

Welding Machines Calibration

Quality of welding is based on two vital factors. Firstly, human factors and secondly machine factors. Therefore, ensuring the welding machine is delivering correct current and voltage is the key in producing quality welds.
Consequently, calibration of welding equipment enables us to know accuracy level of machine. If it is defective, can be rectified to the extent needed. Or else, it will produce defective quality welds. Therefore, we recommend to calibrate welding equipment on regular basis.


Welding Machine Calibration Services - NABL Lab

Ensure the optimal performance of welding equipment by implementing regular calibration, a crucial process to assess the accuracy of machine output. Prolonged use in challenging conditions may lead to a loss of precision, resulting in subpar weld quality, necessitating periodic calibration checks.

Prior to undertaking a welder qualification test using a welding machine, it is imperative to calibrate the equipment and address any necessary repairs. This pre-testing calibration step is vital to ensure accurate and reliable results.

Trust our expert calibration services for a wide range of welding machines. Our dedicated calibration team is ready to visit your welding shops, conducting on-site calibration to meet the specific needs of your equipment. Contact us today to schedule your welding machine calibration and experience the swiftest services available.

Keep your welding machines in top-notch condition with our reliable calibration services. We understand the importance of precision in welding, and our calibration team is prepared to visit your welding shops for on-site calibration. Reach out to us now for efficient and timely welding machine calibration services.

Calibration is essential to gauge the output condition of welding machines, especially with continuous usage in challenging environments. To maintain accuracy and prevent poor weld quality, regular calibration checks are necessary. We offer comprehensive calibration services for various welding machines, ensuring accuracy and reliability. Contact us today to schedule your calibration and experience our prompt services.


International Welding Engineer - IWE/IWT Consultants

Welding companies should have quality management system to ensure the company follows and adheres to quality standards. A welding coordinator looks after activities such as welder qualifications, documentation, quality system, calibration of welding machines.
The welding centre at Trinity NDT provides consulting services from our International Welding Engineer IWE International Welding Technologist IWT for the Industries in Welding/Fabrication. In addition, companies going for ISO3834 or EN15085 certification shall atleast engage one internal and one external coordinators.
International Welding Engineer IWE and Technologist IWTs are having over 20 years of experience in welding and NDT. Besides, our IWE and IWT experts working experience can help weld fabrication companies in the process of ISO3834 & EN15085 certifications.
Proper selection of experienced coordinator helps in reducing unwanted rejection and rework of welds which can bring more economical benefits. In India, The Indian Institute of Welding IIW India is an authorised nominated body (ANB) for issue of IWE and IWT certifications.
If you need IWE or IWT consulting in establishing ISO3834 and EN15085, we are the right people to contact. As we are capable of serving  with IWE / IWT across India, you can contact us today.


Welders' Skill Development Training Courses

Welder training Institute by Trinity NDT Center of Excellence in Welding India
Welding is vital for manufacturing. Quality in welding can be achieved by quality welders and good quality welding machine and consumables such as electrodes, wire, shielding gas and others.
In general, majority of welders choose welding as profession not intentionally bur accidentally. Quality welding requires good exposure to welding practice.
In fact, more than education, Welding is  a valuable skill. Skills can be obtained only by thorough practice. However, good welding needs understanding the principles, welding metallurgy, arc properties, conditions for good ambience, workshop safety, symbols and more.
Welders training requires optimum combination of class room training and welding workshop practice at a professional institute. Consulting services for qualification as per ASME section 9, AWS structural Welding Code D1.1,  API 1104 for petroleum oil and gas related welder qualifications. Qualifying welders as per  ISO15614, ISO9606, AWS D17.1 aerospace sector welder qualification.



Need Top Quality Welding Training Center?

Good professional welding institute should have smart welding machines that can reduce the skills required to perform good welds. Though, there are institutes  for welders training after high school, majority of these institutes in India could not train the welders to the level of skills that really industry needs.
Thus, there is a huge gap of industry skilled welders needs and institute produced welders. With current target of India’s GDP growth the gap for skill welders is still widening.
Unfortunately, welding is treated as not so lucrative field in India for the aspiring young engineers and post high school talent pool. But, today, welding has grown to the level that no one cant even imagine in terms of rapid technological development of industry 4.0 ready welding machines. Also, high degree of producing x-ray quality welds with minimal efforts on the part of welder.
To summarize, contrary to popular opinion, welding is one of the most respected job for any individual to choose it for successful career. This needs best welding skill institutes in India with modern welding machines and passionate trainers to teach welding is the need of the hour.


Learn Welding Skills with us

Considering the need for best institute for learning welding skills, Trinity NDT  Centre of Excellence in Welding at Bangalore India started welder training courses. With the latest welding machines from ‘Fronius, Austria’ the centre is nothing less than the best centre for learning welding skills in around Bangalore.
Special training courses on Welding for Welders, Welding supervisors, Brazers and Welding Inspection personnel. Also find International Welding Certification courses at the institute.


Processes for Welding training using Industry 4.0 Ready Machines

Training services available in the following welding processes

  • Shielded Metal Arc Welding (SMAW)
  • Gas Metal Arc Welding (GMAW)
  • Gas Tungsten Arc Welding (GTAW)
  • Flux Cored Arc Welding (FCAW)
Contact us with your specific requirement. Trainers can design and give you the training on any of the processes.

Visit Our Welding Center in Bangalore, India

Trinity NDT Test Labs Welding training Institute
Trinity NDT Test Labs Welding training Institute
The Welder training centre at Peenya, is a complete institute for learning SMAW Welding, GTAW(TIG) welding, GMAW(Co2) and FCAW welding. An experienced team of welders and trainers leads the training courses.
Organzing training at customers venue if needed for a group of welders. The best part of the training is, welds can be x-ray tested at NDT Labs of Trinity NDT for testing weld quality.
Also, at the end of training, welders can be qualified and certified to international codes that can help them to get into right job. Know more about our welder qualification services. Trinity NDT is a recognized/approved Material testing laboratory as per Indian Boiler Regulation, 1950 IBR and it’s latest amendments by Directorate of Factories, Boilers, Industrial Safety and Health, Govt. of Karnataka, India.
Visit the leading institution for welders training and welding machine calibration services in Bangalore, India. For latest updates Visit NDT and Welding Blog