Sigma provides ASNT/CSWIP/PCN Level I, II, & III technicians for Ultrasonic Thickness Gauging to calculate the thickness of metal pipe walls and metal floor/wall sheets.

Sigma performs Hull Thickness Surveys on ships such as Bulk Carriers, Tankers, General Cargo, Container Carriers, Passenger vessels, yachts etc.

We can provide CAP, CAS, Special Surveys, Intermediate Surveys and Annual Surveys. We are equipped with the latest Multiple Echo coating ultrasonic equipment.