Welding Essentials: Questions and Answers

Appendix B: B-Properties of Elements and Important Compositions

Appendix B-1: Properties of some elements important in metallurgy.

Element

Symbol

Density

Weight(lb/ft 3)

Melting Point

C

F

Aluminum

Al

2.7

169

660

1221

Antimony

Sb

6.69

418

631

1167

Argon

Ar

1.4 [*]

0.111

?189

?308

Barium

Ba

3.51

219

727

1340

Beryllium

Be

1.85

115

1287

2349

Bismuth

Bi

9.78

610

271

520

Boron

B

2.46

154

2076

3769

Cadmium

Cd

8.65

540

321

610

Carbon

C

2.27

142

3527

6318

Cerium

Ce

6.69

417

795

1463

Cesium

Cs

1.88

117

28

82

Chromium

Cr

7.14

445

1907

3465

Cobalt

Co

8.90

556

1495

2723

Columbium

Cb

7.06

441

1700

3092

Copper

Cu

8.92

556

1084

1984

Gold

Au

19.33

1206

1064

1947

Helium

He

0.14 [*]

0.0111

<-272

<-458

Hydrogen

H

0.070 [*]

0.0053

?259

?434.2

Indium

In

7.31

456

157

315

Iridium

Ir

22.65

1414

2466

4471

Iron

Fe

7.87

491

1538

2800

Lead

Pb

11.34

707

327

621

Lithium

Li

0.534

33

180

356

Magnesium

Mg

1.74

109

650

1202

Manganese

Mn

7.47

466

1246

2275

Mercury

Hg

13.55

846

?38.8

?37.9

Molybdenum

Mo

10.28

642

2623

4753

Nickel

Ni

8.80

549

1455

2651

Nitrogen

N

0.97 [*]

0.063

?210

?346

Osmium

Os

22.61

1411

3033

5491

Oxygen

O

1.10 [*]

0.0866

?218

?360

Palladium

Pd

12.02

750

1555

2831

Phosphorous

P

1.82

114

44

111.6

Platinum

Pt

21.09

1317

1768

3215

Potassium

K

0.856

53

63.4

146

Selenium

Se

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