This standard specifies the composition, type, model, basic parameters, requirements, test methods, inspection rules, marking, packaging, transportation and storage of snubbing operation equipment. This standard applies to the design, manufacture and inspection of auxiliary and independent snubbing operation equipment.
SY/T 6731-2008 history
2014SY/T 6731-2014 Petroleum and natural gas industries.Snubbing units for oilfield