Mech. Prop. (Механические свойства элементов Периодической системы Менделеева)

Mechanical Properties Of Elements from http://matweb.com/.

Lithium

Hardness, Vickers Max 5

Tensile Strength, Ultimate Max 15 MPa

Beryllium

Hardness, Rockwell B 75–85

Tensile Strength, Ultimate 370 MPa

Tensile Strength, Yield 240 MPa

Elongation at Break 3%

Modulus of Elasticity 303 GPa

Compressive Yield Strength 270 MPa Yield at 0,2% offset (10% higher than tensile yield strength)

Poisson's Ratio 0,07–0,18 values between 0,07 and 0,18 have been reported for beryllium

Charpy Impact 1,5–5,5 J (1,11–4,06 ft-lb) Notch status unknown

Fatigue Strength 160 MPa 10⁷ cycles; Kt=3,07 and R = 0,1

Fatigue Strength 240 MPa 10⁴ cycles; Kt=3,07 and R = 0,1

Fatigue Strength 240 MPa smooth; 10⁷ cycles (=yield strength)

Fracture Toughness 10,6–12,3 MPa-mЅ KIC for hot-pressed structural grades

Shear Modulus 135 GPa

Shear Strength 345 MPa hot-pressed block

Shear Strength 480 MPa cross-rolled sheet

Boron (Crystalline)

Knoop Microhardness 99,9% pure is 3300 (100 g load)

9,3 Mohs

Tensile Strength, Ultimate 2,6–3,1 MPa

Compressive Yield Strength Max 0,5 MPa B₂O₃ inclusions

Boron (Amorphous)

Tensile Strength, Ultimate 1,6–2,4 MPa

Modulus of Elasticity 0,44 GPa in tension

Diamond (С)

Hardness, Knoop 8000

Knoop Microhardness 56–102 (001) face

Knoop Microhardness 58–88 (110),(111) faces

Knoop Microhardness 79 GPa

Vickers Microhardness 88–147 in GPa; (001) face

Vickers Microhardness 98 in GPa; (111) face

Hardness, Mohs 10

Abrasive Hardness 140000

Modulus of Elasticity 700–1200 GPa

Compressive Yield Strength 8680–16530 MPa

Poisson's Ratio 0,1–0,29

Fracture Toughness 3,4 MPa-mЅ

Sodium

Hardness, Vickers 0,1

Tensile Strength, Ultimate Max 10 MPa

Magnesium (Annealed Sheet)

Hardness, Brinell 40 500 kg load/10 mm ball

Tensile Strength, Ultimate 160–196 MPa

Tensile Strength, Yield 90–105 MPa

Elongation at Break 3–15%

Modulus of Elasticity 44 GPa

Compressive Yield Strength 69–83 MPa

Poisson's Ratio 0,35

Shear Modulus 19 GPa Calculated

Coefficient of Friction 0,36 versus magnesium at 20°C

Magnesium (Hard-Rolled Sheet)

Hardness, Brinell 46 500 kg load/10 mm ball

Tensile Strength, Ultimate 180–220 MPa

Tensile Strength, Yield 115–140 MPa

Elongation at Break 2–10%

Compressive Yield Strength 105–115 MPa

Magnesium (Extruded)

Hardness, Brinell 35 500 kg load/10 mm ball

Tensile Strength, Ultimate 165–205 MPa

Tensile Strength, Yield 69–105 MPa

Elongation at Break 5–8%

Compressive Yield Strength 34–55 MPa

Magnesium (Sand Cast)

Hardness, Brinell 30 500 kg load/10 mm ball

Tensile Strength, Ultimate 90 MPa

Tensile Strength, Yield 21 MPa

Elongation at Break 2–6%

Compressive Yield Strength 21 MPa

Aluminum

Hardness, Vickers 15 Annealed

Modulus of Elasticity 68 GPa

Shear Modulus 25 GPa

Silicon

Knoop Microhardness 11270 N/mm²

Modulus of Elasticity 112,4 GPa

Compressive Yield Strength 120 MPa

Bulk Modulus 98,74 GPa

Poisson's Ratio 0,28

Shear Modulus 49 GPa Calculated

Calcium (Annealed)

Hardness, Brinell 17

Tensile Strength, Ultimate 40 MPa

Tensile Strength, Yield 13,7 MPa

Elongation at Break 52%

Modulus of Elasticity 23,4 GPa

Bulk Modulus 15,2 GPa

Poisson's Ratio 0,31

Shear Modulus 7,38 GPa

Calcium (Rolled)

Hardness, Vickers 17 Unknown Heat Treatment

Tensile Strength, Ultimate 110 MPa

Tensile Strength, Yield 84,8 MPa

Elongation at Break 7%

Scandium

Hardness, Vickers 132 (0001) face

Hardness, Vickers 36 (0101) face

Tensile Strength, Ultimate 255 MPa

Tensile Strength, Yield 173 MPa

Elongation at Break 5%

Modulus of Elasticity 74,4 GPa in tension

Bulk Modulus 56,6 GPa

Poisson's Ratio 0,279

Shear Modulus 29,1 GPa

Titanium

Hardness, Brinell 70 electrolytic Ti

Hardness, Vickers 60

Tensile Strength, Ultimate 220 MPa

Tensile Strength, Yield 140 MPa

Elongation at Break 54%

Modulus of Elasticity 116 GPa

Poisson's Ratio 0,34

Vanadium (Vacuum Annealed Sheet)

Hardness, Brinell 137 Converted from Rockwell B, (500 kg load)

Hardness, Knoop 173 Converted from Rockwell B

Hardness, Rockwell A 51,1 Converted from Rockwell B

Hardness, Rockwell B 83

Hardness, Vickers 159 Converted from Rockwell B

Tensile Strength, Ultimate 536 MPa

Tensile Strength, Yield 454 MPa

Elongation at Break 20% in 50 mm

Modulus of Elasticity 125,5 GPa

Poisson's Ratio 0,36

Shear Modulus 46,4 GPa

Vanadium (Cold Rolled)

Hardness, Brinell 165 Converted from Vickers, (3000 kg load)

Hardness, Rockwell A 52 Converted from Vickers

Hardness, Rockwell B 100

Hardness, Rockwell C 3 Converted from Vickers, Value below normal HRC range, for comparison only

Hardness, Vickers 170

Tensile Strength, Ultimate 800 MPa

Tensile Strength, Yield 776 MPa

Elongation at Break 2% in 50 mm

Vanadium (Hot Rolled Bar)

Hardness, Brinell 142 Converted from Rockwell B, (500 kg load)

Hardness, Knoop 180 Converted from Rockwell B

Hardness, Rockwell A 52,3 Converted from Rockwell B

Hardness, Rockwell B 85

Hardness, Vickers 165 Converted from Rockwell B

Tensile Strength, Ultimate 472 MPa

Tensile Strength, Yield 439 MPa

Elongation at Break 27% in 50 mm

Vanadium (Vacuum Annealed Wire)

Hardness, Brinell 126 Converted from Rockwell A (500 kg load)

Hardness, Knoop 158 Converted from Rockwell A

Hardness, Rockwell A 48

Hardness, Rockwell B 78 Converted from Rockwell A

Hardness, Vickers 141 Converted from Rockwell A

Tensile Strength, Ultimate 538 MPa

Tensile Strength, Yield 463 MPa

Elongation at Break 25% in 50 mm

Vanadium (Cold Drawn Wire)

Hardness, Brinell 151 Converted from Rockwell A, (500 kg load)

Hardness, Knoop 192 Converted from Rockwell A

Hardness, Rockwell A 54

Hardness, Rockwell B 88 Converted from Rockwell A

Hardness, Vickers 176 Converted from Rockwell A

Tensile Strength, Ultimate 911 MPa

Tensile Strength, Yield 765 MPa

Elongation at Break 6,8% in 50 mm

Chromium (Annealed)

Hardness, Brinell 80 Converted from Vickers for 500 kg load/10 mm ball Brinell test

Hardness, Knoop 102 Converted from Vickers

Hardness, Rockwell B 48 Converted from Vickers

Hardness, Vickers 90

Charpy Impact, Unnotched 2 J (1,48 ft-lb) Unspecified Heat Treatment

Chromium (Recrystallized)

Tensile Strength, Ultimate 282 MPa

Elongation at Break 0%

Modulus of Elasticity 248 GPa

Chromium (As-Swaged)

Hardness, Brinell 125

Hardness, Knoop 144 Converted from Brinell

Hardness, Rockwell B 72 Converted from Brinell

Hardness, Vickers 131 Converted from Brinell

Tensile Strength, Ultimate 413 MPa

Tensile Strength, Yield 362 MPa

Elongation at Break 44%

Manganese

Hardness, Brinell 460 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Rockwell A 75 Converted from Vickers

Hardness, Rockwell C 48 Converted from Vickers

Hardness, Vickers 500

Tensile Strength, Ultimate 496 MPa γ-Phase

Tensile Strength, Yield 241 MPa γ-Phase

Modulus of Elasticity 159 GPa

Bulk Modulus 92,6 GPa

Poisson's Ratio 0,35

Shear Modulus 76,4 GPa

Iron

Hardness, Brinell 146 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Rockwell A 49

Hardness, Rockwell B 79

Hardness, Vickers 150

Tensile Strength, Yield 50 MPa 0,5% strain; after zone refining

Modulus of Elasticity 200 GPa

Bulk Modulus 166 GPa

Poisson's Ratio 0,291

Shear Modulus 87 GPa Calculated

Cobalt

Hardness, Brinell 125

Hardness, Vickers 253

Tensile Strength, Yield 225 MPa

Modulus of Elasticity 211 GPa

Poisson's Ratio 0,32

Shear Modulus 82,6 GPa

Nickel (Annealed)

Hardness, Vickers 75

Tensile Strength, Ultimate 45 MPa

Modulus of Elasticity 207 GPa

Poisson's Ratio 0,31

Shear Modulus 76 GPa

Nickel (Typical)

Tensile Strength, Ultimate 317 MPa

Tensile Strength, Yield 59 MPa

Elongation at Break 30%

Shear Modulus 76 GPa

Copper (Annealed)

Hardness, Vickers 50

Tensile Strength, Ultimate 210 MPa

Tensile Strength, Yield 33,3 MPa

Elongation at Break 60%

Modulus of Elasticity 110 GPa

Bulk Modulus 140 GPa

Poisson's Ratio 0,343

Shear Modulus 46 GPa

Copper (Cold-Worked)

Hardness, Brinell 89 Converted from Vickers for 500 kg load/10 mm ball Brinell test

Hardness, Rockwell A 35

Hardness, Rockwell B 51

Hardness, Vickers 100

Bulk Modulus 140 GPa

Poisson's Ratio 0,35

Copper (Cold Drawn)

Hardness, Rockwell B 37

Tensile Strength, Ultimate 344 MPa

Tensile Strength, Yield 333,4 MPa

Elongation at Break 14%

Bulk Modulus 140 GPa

Poisson's Ratio 0,364

Zinc

Hardness, Vickers 30

Tensile Strength, Ultimate 37 MPa cast sample

Modulus of Elasticity 96,5 GPa

Gallium

Hardness, Vickers 50

Germanium

Knoop Microhardness 7644 N/mm²

Modulus of Elasticity 130 GPa Average of three axes

Poisson's Ratio 0,3 Calculated

Shear Modulus 50 GPa Average of three axes

Selenium

Knoop Microhardness 350 N/mm² Gray Selenium

Modulus of Elasticity 57,9 GPa

Shear Modulus 6,46 GPa

Rubidium

Modulus of Elasticity 2,35 GPa

Strontium

Bulk Modulus 11,61 GPa

Yttrium

Hardness, Vickers 40 highly anisotropic

Tensile Strength, Ultimate 150 MPa

Tensile Strength, Yield 67 MPa

Elongation at Break 34% in 25 mm

Modulus of Elasticity 63,5 GPa

Bulk Modulus 41,2 GPa

Poisson's Ratio 0,243

Shear Modulus 25,6 GPa

Zirconium

Hardness, Brinell 145 Converted from Vickers for 3000 kg load/10 mm ball, Annealed sample

Hardness, Rockwell A 49 annealed sample

Hardness, Rockwell B 78 Annealed sample

Hardness, Vickers 150 annealed sample

Tensile Strength, Ultimate 330 MPa Annealed

Tensile Strength, Yield 230 MPa Annealed

Elongation at Break 32% Annealed

Modulus of Elasticity 94,5 GPa

Poisson's Ratio 0,34

Shear Modulus 40 GPa Calculated

Niobium (Columbium) (Annealed Sample)

Hardness, Vickers 80

Tensile Strength, Ultimate 300 MPa

Tensile Strength, Yield 207 MPa

Elongation at Break 30%

Modulus of Elasticity 103 GPa

Poisson's Ratio 0,38

Shear Modulus 37,5 GPa

Niobium (Columbium) (Cold-Worked)

Hardness, Brinell 126 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Rockwell A 45

Hardness, Rockwell B 71

Hardness, Vickers 130

Tensile Strength, Ultimate 600 MPa

Niobium (Columbium) (Wrought)

Hardness, Brinell 152 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Knoop 175

Hardness, Rockwell B 81,7

Hardness, Vickers 160

Tensile Strength, Ultimate 585 MPa

Elongation at Break 5%

Molybdenum (Annealed)

Hardness, Brinell 225 Converted from Vickers for 3000 kg load/10 mm ball Brinell test

Hardness, Rockwell A 60 Converted from Vickers

Hardness, Rockwell B 98 Converted from Vickers

Hardness, Rockwell C 19 Converted from Vickers

Hardness, Vickers 230

Tensile Strength, Ultimate 324 MPa

Tensile Strength, Ultimate 350 MPa Single crystal

Modulus of Elasticity 330 GPa; 275 GPa at 1000°C

Compressive Yield Strength 400 MPa 0,01% Yield

Bulk Modulus 272 GPa

Shear Modulus 120 GPa

Shear Strength 500 MPa torsional strain rate 0,25/sec