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TN Seni

Home > Tag Archives: kekerasan fosil kayu

Tag Archives: kekerasan fosil kayu

Pemeriksaan Kekerasan Kayu

August 3, 2025

Alat dan Bahan yang dibutuhkan : – Mesin tekan – Besi setengah bola baja dengan lekuk seluas 1 cm2 (Ø 1,13 cm) – Mistar ukur – Kayu ukuran 5 x 5 x 15 cm Cara Pemeriksaan : – Siapkan benda uji dengan ukuran 5 x 5 x 15 cm – Masukan benda uji pada mesin tekan – Contoh uji tean ...