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* Hardness tester
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Hardness tester
Salamando tapped from the first campaign of the blast furnace No. 1.  
Iron ore pellets  
Hardness tester ABOUT >>
Size: 25 x 45 x 83 cm
Producer / Author: Matsuzawa Seiki Co. 
Source: Museum Collection 
Description: After the 1980s, the hardness tester was used in the laboratory to test the hardness of the steel sheet’s raw material or the finished product. It can be operated manually with a gauge indicating the hardness. ( Donated by Tang Eng Iron Works Co.)
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