Μαύρο ενωμένο στενά ASTM αντιδιαβρωτικό πάχος 0.25mm σωλήνων χάλυβα άνθρακα

Sep 14, 2023
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ASTM A312 / A213 Seamless Welded Carbon Steel Pipe Products Description Carbon steel seamless pipe: Carbon steel seamless pipe is a kind of long steel. The steel pipe has a hollow section and is widely used for conveying fluid pipelines, such as conveying oil, natural gas, gas, water and some solid materials. Compared with solid steel such as round steel, steel pipe has the same bending and torsional strength and lighter weight. It is a kind of economic cross-section steel,
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