Include your email if you'd like us to get back to you.
We've received your feedback, thank you!
Rockwelli kõvadust iseloomustav suurus, mida mõõdetakse teraskuuli materjalisse sissesurumisega jõuga 980 N, skaala B, Rockwell hardness measured by indentation of hard steel ball to a material with loa 980 N, scale B
