那尔检测TP TC 032/2013的服务 审核焊接资料Review of WPS/PQR/WPQ 审核原材料证书Check the material acc. to material certificate 外观及焊接质量检验Visual inspection for the surface quality of equipment and weld seams 现场见证压力试验Witness the hydrostatic test 颁发CU-TR认证证书Certificate of Inspecting Authority