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핫 딥 Galvanizating 표준 ASTM의 A153
Apex pole line hardware are hot dip galvanized according to latest ASTM A153 1. Minimum Coating Thickness The minimum coating thickness conform to the requirements prescribed in the below table: 2. Threaded Articles—The zinc coating on threads are not subjected to a cutting, rolling, or finishin...자세히보기
