We supply drilling spools that are in line with specification 6A. Drilling spools allow the smooth circulation of mud during drilling operations and usually have the same nominal top and bottom end connections. Side outlet may differ from each other. Top, bottom and side end connections can be hub end or flanged.

Working Pressure: 2000 psi~20000 psi (14Mpa~140Mpa)

Working Medium: crude oil, natural, mud

Temperature Ratings: -46~121℃(LU)

Material Class: AA~HH

Product specification levels: PSL1~PSL4

Performance levels: PR1~PR2

Xi’an ATO International Co., Ltd. was founded in 2008, belongs to ATO Group, which is located in Xi'an, China. We are engaged in export of  drilling equipment and spare parts for upstream oil field over ten years.