This standard specifies the classification, basic configuration, model, basic parameters, design requirements, equipment requirements, quality control requirements, inspection and test requirements, inspection rules, marking, packaging, transportation and storage requirements of pressurized operating machines for oil and gas fields. This standard applies to the design, manufacture, inspection and testing of pressurized operating machines for oil and gas fields.
SY/T 6731-2014 history
2014SY/T 6731-2014 Petroleum and natural gas industries.Snubbing units for oilfield