Non-beam pumping unit Update the industry standard
time:2016-04-27 click times:1669
People's Republic of China and gas industry standards SY by the National Energy Board issued / T 6729-2014 non-beam pumping unit to replace the original National Development and Reform Commission issued the People's Republic of China and gas industry standards SY / T 6729-2008 non-beam pumping. The new standard SY / T 6729-2014 non-beam pumping unit on October 15, 2014 release, March 1, 2015 implementation.