Daily Archives: 2018-06-15

ASTM A53 Standard

ASTM A53 Standard refers to seamless and welded steel tube, about surface treatment, it also refers to black and hot-dipped galvanized steel tube.​ The tube categorized in this standard must be open-hearth, basic-oxygen or electric-furnace processed and must have the following chemical

ASTM A53 Standard

ASTM A53 Standard refers to seamless and welded steel tube, about surface treatment, it also refers to black and hot-dipped galvanized steel tube.​ The tube categorized in this standard must be open-hearth, basic-oxygen or electric-furnace processed and must have the following chemical