GB/T 32534-2016 Test methods for taper screw threads

GB/T 28703-2012 Test methods for parallel screw threads GB/T 8336-1998 Special thread gauges for gas cylinders GB/T 8336-2011 Special thread gauges for gas cylinders GB/T 12716-2002 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on the threads GB/T 12716-2011 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on threads GB/T 14791-1993 The terms of screw threads GB/T 14791-2013 Screw threads—Vocabulary GB/T 22091.1-2008 Gauges for pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads—Part 1:Verification of parallel internal and taper external threads GB/T 27944-2011 Dryseal pipe threads with the thread angle of 60 degrees JJF 1001-1998 General Terms in Metrology and Their Definitions JJF 1001-2011 General Terms in Metrology and Their Definitions JJF 1059.1-2012 Evaluation and Expression of Uncertainty in Measurement JJF 1059.2-2012 Monte Carlo Method for Evaluation of Measurement Uncertainty JB/T 10031-2019 JB/T 10031-1999 Thread sealant pipe thread gauges JB/T 10031-1999