JJG 666-1990 is China's national Measurement verification code, which stipulates the method of verification of the international hardness gauge of fixed-load rubber. It is suitable for newly manufactured and neutralized hardness gauges after repair, and the measurement range is 30-95IRHD, 85-100IRHD and 10-35IRHD. This code ensures the accuracy and conformity of the hardness gauge and is essential for mass inspection and arbitration verification of rubber products. Not applicable to miniature rubber hardness gauges.
| Status | Active |
|---|---|
| CCS | (A53) 力学计量 | ICS |
| Release Date | 1990-03-05 00:00:00 | Implementation Date | 1991-01-01 00:00:00 |