Qiyaasta guud ee Molybdenum Tungsten Tatanlum Niobium

Molybdenum

Tungsten

Tatanlum

Niobium

Chromium

Adag (20 ℃)

Cadaadiska-celinta ayaa la tirtiray:>

220 (HV10)

recrystalized >160 - 180[HV10]

460 (HV30)

recrystalized:360 (HV30)

qallafsanaaday: 120 - 220 [HV10]

recrystalized: 80 - 125[HV10]

qallafsanaaday: 110 - 180 [HV10] dib loo kristallay

180 - 250 [HV10]

Qaabka dabacsanaanta (20 ℃)

320 [GPa]

405 [GPa]

186 [GPa]

104 [GPa]

294 [GPa]

Isku-dhafka fidinta kulaylka toosan (20 ℃)

5.2 · 10-6

[m/ (m·K)]

4.4 · 10-6

[m/ (m·K)]

6.4 · 10-6

[m/ (m·K)]

7.1 · 10-6

[m/ (m·K)]

6.2 · 10-6

[m/ (m·K)]

Heerarka kulaylka (20 ℃)

142 [W/ (m · K)]

164

[W/ (m·K)]

57.5

[W/ (m·K)]

53.7

[W/ (m·K)]

93.7

[W/ (m·K)]

Kuleyl gaar ah (20 ℃)

0.25

[J/ (g·K)]

0.13

[J/ (g·K)]

0.14 [J/ (g·K)]

0.27

[J/ (g·K)]

0,45

[J/ (g·K)]

Korantada korantada (20 ℃)

17.9 · 106

[1/ (Ω·m)]

18.2 · 106

[1/ (Ω·m)]

8 · 106[1/ (Ω·m)]

7.1 · 106[1/ (Ω·m)]

7.9 · 106

[1/ (Ω·m)]

Iska caabin koronto oo gaar ah (20℃)

0,056

[(Ω·mm2)/m]

0.055

[(Ω·mm2)/m]

0.125

[(Ω·mm2)/]

0.141

[(Ω·mm2)/m]

0.127

[(Ω·mm2)/m]

Shaqada elektiroonigga ah

4,39 [eV]

4.54 [eV]

4.3 [eV]

4.3 [eV]

4,5 [eV]

Dib u recystallization

heerkulka

1100 ℃

1350 ℃

900-1450 ℃

850 - 1,300 °C


Waqtiga boostada: Seb-29-2019