Размер видео: 1280 X 720853 X 480640 X 360
Показать панель управления
Автовоспроизведение
Автоповтор
What are you doing with the broken pieces of the cast iron?
What grade of cast iron are these normal made from?
I found the answer, Steinway & Sons uses Class 30 gray iron.
4:08 for the video I Destroyed a piano Plate
Part of it looks copper.
What are you doing with the broken pieces of the cast iron?
What grade of cast iron are these normal made from?
I found the answer, Steinway & Sons uses Class 30 gray iron.
4:08 for the video I Destroyed a piano Plate
Part of it looks copper.