Pièces en acier allié sans soudure

Autres vidéos
February 04, 2026
Vidéo description:
Want to know how ERW steel pipes are manufactured and tested for demanding water and gas transportation applications? In this video, we walk you through the high-frequency resistance welding process, material specifications, and quality control measures—including ultrasonic flaw detection and heat treatment—that ensure these ASTM A53 / ASME SA53 Gr.B pipes meet international standards for safety and performance.