Реферат: Механические свойства элементов Периодической системы Менделеева

Modulus of Elasticity 560 GPa

Osmium (Cold-Worked)

Hardness, Brinell 580 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Rockwell A 80

Hardness, Rockwell C 57

Hardness, Vickers 670

Osmium (Arc-Melted)

Hardness, Brinell 722 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Knoop 822 Converted from Vickers

Hardness, Rockwell A 83,4 Converted from Vickers

Hardness, Rockwell C 64 Converted from Vickers

Hardness, Vickers 800

Iridium (Annealed)

Hardness, Brinell 352 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Rockwell A 69

Hardness, Rockwell C 37

Hardness, Vickers 370

Tensile Strength, Ultimate 1000 MPa

Modulus of Elasticity 524 GPa

Poisson's Ratio 0,26

Shear Modulus 232 GPa Calculated

Iridium (Cold-Drawn)

Hardness, Brinell 565 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Rockwell A 80

Hardness, Rockwell C 56

Hardness, Vickers 650

Tensile Strength, Ultimate 2000 MPa

Platinum (CP Grade, Annealed)

Hardness, Vickers 40

Tensile Strength, Ultimate 125–165 MPa

Elongation at Break 35% in 50 mm

Modulus of Elasticity 171 GPa static in tension

Poisson's Ratio 0,39

Shear Modulus 62 GPa Calculated value

Platinum (CP Grade, Hard Drawn–50% Cold Worked)