碳鋼

ASTM A53 carbon steel pipe for mechanical, structural, and pressure applications. Available in Type S (seamless) and Type E (ERW), Grades A & B, black or galvanized finish.

用於石油、天然氣、蒸汽和結構用途的高壓 SCH 80 碳鋼管。提供無縫和焊接類型，ASTM A106、A53、API 5L 等級。