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XI'AN ZZ TOP OIL TOOLS CO.,LTD [China (Mainland)]
Business Type:Manufacturer, Distributor/Wholesaler, Service City: Xi'an Province/State: Shaanxi Country/Region: China (Mainland) Follow Us:
3 7/8" TST
3 7/8" x 15000psi slim hole tubing string testing valve / TST valve is a full-opening valve for drill stem testing operation as per NACE MR 0175 std.
2016-11-08