National Metrological Verification Regulations of the People's Republic of China
Latest
JJG 1025-2007
Scope
This procedure is applicable to the initial calibration, subsequent calibration and in-use inspection of the constant acceleration speed building material testing machine (hereinafter referred to as the testing machine).
JJG 1025-2007 Referenced Document
GB/T 17671-1999 Method of testing cements--Determination of strength
JJG 139-1999 Verification Regulation of Universal Tension and Compression Testing Machine
JJG 476-2001 Verification Regulation of Flexure Testing Machine*, 2024-04-18 Update
JJG 1025-2007 history
2007JJG 1025-2007 Building Material Testing Machine of Constant Loading Speed