JJG 797-2013
扭矩扳子检定仪检定规程
Calibration Instrument for Torque Wrenches
2013-04-27
JJG 1146-2017
工作扭矩仪检定规程
Working Torque-meters
2017-11-20
JJG 557-2011
标准扭矩仪检定规程
Standard Torque-meters
2011-11-30
JJG (纤检) 02-2012
变形丝残余扭矩仪检定规程
JJG 1054-2009
钳形接地电阻仪检定规程
Verification Regulation of Clamp Earth Resistance Meters
2009-10-09