JBW-300 Charpy Low Temperature Impact Testing Machine Product Description Applications: jenis mesin yang digunakan untuk menentukan ketangguhan dampak bahan logam di bawah beban dinamis. Pendulum mesin dapat diangkat atau dilepas secara otomatis. It is designed according to national standard GB/T3808 “Charpy Impact Test Method for Metals” It is also accordance with international standard …