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Brief:
JDGJJ series Vibrating string type Rebar dynamometer is widely used in all kinds of buildings, Bridges, pile, slope and underground continuous wall, tunnel lining, piers, docks, gate structure and concrete engineering safety monitoring of deep foundation pit excavation, the measurements of the interior of the concrete reinforcement stress, anchorage force of bolt, the drawing force, etc., and can be measured simultaneously bury point Temperature, improved JDGJJ - 11 type with strong waterproof performance, high resolution and stability, etc. |
| Model |
JDGJJ-10 |
JDGJJ-11 |
| Specifications (mm) |
Φ10, Φ12, Φ14, Φ16, Φ18, Φ20, Φ22,
Φ25, Φ28, Φ30, Φ32, Φ34, Φ36, Φ38, Φ40 |
| Measuring range (MPa) |
Maximum tension stress |
Maximum compressive stress |
Maximum tension stress |
Maximum compressive stress |
| 200 |
100 |
250 |
150 |
| Working Temperature (℃) |
-25～+60 |
| Temperature measurement accuracy (℃) |
±25 |
| Resolving ability％F·S |
≤0.07 |
≤0.14 |
≤0.05 |
≤0.08 |
| Composition error ％F·S |
≤1.5 |
≤1.0 |
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