QTSZY can provide you with a wide range of inspections from start to finish, including factory audits, project management, technical support, materials sampling & test witness, manufacturing surveillance inspections, non-destructive test witness, completed product inspections & test witness and pre-delivery inspections.

QTSZY inspectors have experience in inspecting & test witness a variety of steel structures made in accordance with Australian Standards & US Standards, including AS 4100, AASHTO (MBEI), AISC 303, SSPC, and NACE.

Quality Technical Services inspectors have experience in inspecting & test witness structural welds & structural bolts per AS 1554.1, AWS D1.1, AS 1252 & ASTM-A 490.

Quality Technical Services inspectors have experience in inspecting & testing witnesses on coatings applied onto steel structures by thermal spray, hot dip galvanizing, and painting.

Quality Technical Services inspectors have experience in inspecting & test witnesses on mobile bridges, mobile building foundations, and transport structures currently operating in Australia & USA.