Application of Equipment
the CDW-196S Impact Test Low Temperature Chamber is the refrigeration equipment newly developed by our company according to the requirements for low temperature devices in JB-5376-1991 Technical requirements of low temperature constant temperature tank and GB/T 229-2007 Metallic materials-Charpy pendulum impact test method. this equipment adopts liquid nitrogen refrigeration technology, and heat balance principle to achieve automatic cooling uniformly and constant temperature of the test specimens, which can fully meet the various temperature control indicators stipulated in national standard GB/T 229-2007. this equipment is simple and convenient to operate and has high working efficiency, which is the most ideal equipment for metal in low temperature impact test sample cooling and heat preservation. It can also be used for other low-temperature detection and test work.
Applicable Standards
JB-5376-1991Technical requirements of low temperature constant temperature tank
GB/T 229-2007 Metallic materials-Charpy pendulum impact test method
ASTM E23-2018 Metallic materials-notched specimens impact test method
DIN EN 10045-1-1991 Charpy impact test on metallic materials; part 1: test method
ISO148-1-2016 Metallic materials Charpy pendulum impact test Part 1: Test method
Main Technical Parameters
Technical Parameters | |
Temperature control range | -20℃~-180℃ limit -196℃ |
Temperature control accuracy | ±2℃ |
Temperature uniformity | ≤2℃ |
Cooling speed (when room temperature is 25℃) | 1℃~3℃/min |
Number of specimen can be placed | 20 pieces (impact specimen size:101055mm) |
Cooling medium | Liquid nitrogen |
Outline dimension | 955530570mm (length x width x height, not including liquid nitrogen tank) |
Power supply | AC220V, 50HZ |
Power | 200W |
Operating environment temperature | 5℃~30℃ |
