The Sundram Fasteners Limited laboratories located at Krishnapuram, Hyderabad and Chennai are accredited by NVLAP with lab codes 200736-0, 200256-0 and 200212-0 respectively. Accreditation is in accordance with NIST Handbook 150 which includes all the requirements of ISO 17025 and complies with Section 3(1)(B) of the Fastener Quality Act.