The HG 2117-1991 standard specifies the technical conditions, inspection rules, marks, Encasement, transportation and complete set requirements of the conventional international rubber hardness gauge (medium hardness). It is suitable for determining the international hardness value of vulcanized rubber and rubber materials, and the test range is 3585 IRHD (3095) IRHD to ensure the accuracy and repeatability of hardness testing.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | (G98) 化工专用仪器仪表 | ICS | (71.120) 化工设备 |
| Release Date | 1991-08-19 00:00:00 | Implementation Date | 1992-01-01 00:00:00 |