ZhangJiaGang shengdingyuan pipe-making co.,ltd -

ZhangJiaGang shengdingyuan pipe-making co.,ltd

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cold drawn seamless steel tube
Specification: (OD*WT ) 6*1
Detail: high quality carbon steel, craft pure rolling, no oxidation state) NBK heat treatment (brightness, nondestructive testing, steel tube wall with special equipment and pressure flushing, scrub oily-type rust on steel processing,...


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