ASTM A53 Grade B ERW Pipe Q235 Q345 API 5L ASTM A53 Round Black Carbon ERW

China Q235 Q345 API 5L ASTM A53 Round Black Carbon ERW Weld Steel Pipe , Find details about China Welded Pipe X42, DN15 Pipe from Q235 Q345 API 5L ASTM A53 Round Black Carbon ERW Weld Steel Pipe Astm q195 q215 schedule 40 carbon-FUTURA INFORBÉTICAhot sale low price ! 6 inch schedule 40 black carbon ERW welded steel pipe ,US $ 350

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