China 7 Inch API 5CT Steel Casing Pipe Buttress Thread Water Oilfield Drill Well J55 N80 P110, Find details about China 7 Inch API 5CT, Steel Casing Pipe from 7 Inch API 5CT Steel Casing Pipe Buttress Thread Water Oilfield Drill Well J55 N80 P110
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1. more than 20 years experiences in steel business | |||
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