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MODERNER BY-II Pendulum Hardness Tester with Konig pendulum
Konig摆
Konig pendulum, Konig swing rod mass 200g, Konig swing period 1.4 +/- 0.02s, Konig ball diameter 5mm, Konig flat Glass swing time 250 +/- 10s, Konig flat Glass swing times 172~ 185, Konig start and end swing angle 6 °/3 °.
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MODERNER BY-II Pendulum Hardness Tester with Persoz pendulum
Alone
Swing bar type Persoz pendulum, Persoz ball diameter 8mm, Persoz flat Glass swing time 430 +/- 15s, Persoz flat Glass swing number 430 +/- 15, Persoz starting and ending swing angle 12 °/4 °
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