Quality Assurance
L&T is committed to total customer satisfaction and the products meet customer expectations as well as all relevant codes and standards. Each stage of manufacture is controlled by a meticulously implemented Quality Assurance Program.

The Quality Assurance and Quality Control capabilities are benchmarked to global standards:
  • State-of-the-art Gauge Calibration Center
  • Metallurgical Lab
  • In-house Non-destructive Test Facilities & ISNT certified personnel
  • Pressure Test Facilities
The quality management system of the plant has been certified to comply with ISO 9001:2008 and API Spec. Q1. The gate, globe and check valves manufactured at the plants are offered with CE marking as per PED 97/23/EC and is licensed to use the API 6D Monogram

The quality of the raw materials is ensured by a stringent vendor qualification system. NDT methods are extensively employed to qualify samples and pilot lots, and surveillance audits are carried out to ensure compliance.

100% of the valves manufactured at L&T’s plants are pressure-tested. The acceptance criteria adopted by the plants are more stringent than the requirements specified in international standards.