YS/T 1642-2023
DB37/T 3559-2019
T/CECS G:D22-01-2022
T/CNIA 0068-2020
32011R0273
NACE SP0490-2007
Holiday Detection of Fusion-Bonded Epoxy External Pipeline Coatings of 250 to 760 ìm (10 to 30 mil)
32012R0842
NACE RP0490-2001
Standard Recommended Practice - Holiday Detection of Fusion-Bonded Epoxy External Pipeline Coatings of 250 to 760 um (10 to 30 mils)
32009M5720
32020M9554
31990D0645
NACE RP0490-95
Standard Recommended Practice - Holiday Detection of Fusion-Bonded Epoxy External Pipeline Coatings of 250 to 760 um (10 to 30 mils)
32000M1814
31996M0751
GH/T 1462-2024
31998M1162
31998M1325
32000M1796
32000M2096
32004M3544