地質管具有中空截面，大量用作輸送流體的管道，如輸送石油、天然氣、煤氣、水及某些固體物料的管道等。按用途可分為鉆桿、鉆鋌、巖心管、套管和沉淀管等。
產品材質規(guī)格價格 DZ55地質管DZ55122*20.695863 DZ55地質管DZ55102*10.26423 DZ55地質管DZ55133*136533

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