<![CDATA[EC21 Product Catalogs - pipe stpg specification]]> <![CDATA[SAW, ERA Pipes/Tubes]]> <![CDATA[JIS G3454 Carbon ERW Steel Pipe Pressure Service]]> <![CDATA[Big Diameter Seamless Carbon Steel Pipe 24]]> <![CDATA[GB/T8162-1999,Carbon Seamless Steel Pipe]]> <![CDATA[Galvanized Welded Steel Pipe]]>