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          1. Carbon steel seamless pipe series

            Seamless Steel Tube for mining Hydraulic Pillar

            Product description
            | Seamless Steel Tube for mining Hydraulic Pillar

            The seamless steel pipe for hydraulic pillar service is applicable for making of the cylinder case and piston of coal-mining hydraulic supports and pillars, also applicable for manufacture of hydraulic cylinders and pillars for lifting equipment and machines. The pipes are mainly made of 27SiMn alloy steel and quality carbon steel with a consistent manufacturing process.


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