- 27
- Dec
High-temperature box-type resistance furnace calibration technical testing requirements
High-temperature box-type resistance furnace calibration technical testing requirements
| 箱式电阻炉规格（Box type resistance furnace specifications） | 炉温均匀度（℃） Furnace temperature uniformity | 炉温稳定度（℃） Furnace temperature stability | 表面升温（℃） Surface heating | ||||||
| A级 | B级 | C级 | A级 | B级 | C级 | 炉壳 Furnace shell | 炉门 Furnace door | 手柄 handle | |
| RX3/RX7 | ± 10 | ± 7 | ± 4 | ± 10 | ± 4 | ± 1 | ≤ 40 | ≤ 40 | ≤ 25 |
| RX9 | ± 15 | ± 10 | ± 6 | ± 10 | ± 4 | ± 1 | ≤ 45 | ≤ 60 | ≤ 25 |
| RX12 | ± 15 | ± 10 | ± 6 | ± 10 | ± 4 | ± 1 | ≤ 60 | ≤ 75 | ≤ 25 |
| RX13 | ± 20 | ± 15 | ± 8 | ± 10 | ± 4 | ± 1 | ≤ 70 | ≤ 85 | ≤ 25 |
| RX15 | ± 25 | ± 20 | ± 10 | ± 10 | ± 4 | ± 1 | ≤ 80 | ≤ 100 | ≤ 25 |