This standard specifies the technical requirements for maintenance and calibration of well temperature logging tools. This standard is applicable to the maintenance and calibration of DDL, AT+ series and HDC-1 well temperature logging tools. Other types of well temperature logging tools can also be implemented with reference.
SY/T 6031-1994 history
2006SY/T 6031-2006 The calibration for thermometer, caliper and inclinemeter
1995SY/T 6031-1994 Maintenance and Calibration Technical Regulations for Well Temperature Logging Instrument