Ja gba 95% Paa Lilo Kupọọnu
Awọn kupọọnu irin AISI-1020 ni a lo pẹlu nipa 1 cm 2 ti oju lapapọ. Ẹda kemikali ti awọn kuponu ni C = 16%, Mn = 0.63%, P = 1.2%, S = 3.1%, Si = 1.2%, Cu = 1%, Cr = 3%, ati Ni = 1%. Awọn kuponu naa ni iyanrin nipa lilo sandpaper irin, pẹlu idinku ilọsiwaju ti iwọn ọkà, fun pipe pipe ti ohun elo ideri.
Gba Koodu