242, Converted from Vickers for 3000 kg load/10 mm ball Brinell test.
Hardness, Rockwell A：
62, Converted from Vickers.
Hardness, Rockwell C：
22, Converted from Vickers.
Modulus of Elasticity：
96.5 GPa, Cast
SecurityInformation
Use：
Plutonium-238 has been used to power batteries for some heart pacemakers, as well as provide a long-lived heat source to power NASA space missions. Like uranium, plutonium can also be used to fuel nuclear power plants.
