Hardness testing material logam bagaimana caranya sih?
Brinell Hardness Tester. INSIZE Hardness Tester Lifting Jack ISHST02, Range; ≥Ø50mm. Brinell Hardness Tester. INSIZE Automatic Brinell Hardness Tester HDTMB710 Motorised (Data RS232, Printer, Monocular scope 20x, Standard ISO 6506) Range; 3000HBW. Rp PRINSIP DASAR ANALISA HARDNESS TESTING.