Steven Robert Farnsworth - Welding For Dummies

11 Glossary

12 Index

13 About the Author

14 Connect with Dummies

15 End User License Agreement

1 Chapter 5TABLE 5-1 Welding Helmet Shade Guidelines for Stick Welding

2 Chapter 8TABLE 8-1 Tungsten Electrodes Types and ApplicationsTABLE 8-2 Common Settings for Tig Welding SteelTABLE 8-3 Common Settings for Tig Welding Stainless SteelTABLE 8-4 Common Settings for Tig Welding Aluminum

3 Chapter 9TABLE 9-1 Common Carbon Steel Wire ClassificationsTABLE 9-2 Flux Cored Wire Classification SchemeTABLE 9-3 Choosing Aluminum ElectrodesTABLE 9-4 Stainless Steel MIG Welding Electrode Selection and ChoicesTABLE 9-5 Feed Speed and Voltage Settings for Common Mig Welds

4 Chapter 10TABLE 10-1 Some Shielding Gas Flow Rates for Mild SteelTABLE 10-2 Settings for Mig Welding Steel (Short Circuit Transfer)TABLE 10-3 Settings for Mig Welding Steel (Spray Arc Transfer)TABLE 10-4 Settings for Flux-Cored Arc WeldingTABLE 10-5 Basic Numbers for Vertical All-Position Flux-Cored Arc WeldingTABLE 10-6 Settings for Aluminum MIG WeldingTABLE 10-7 Settings for Stainless Steel MIG Welding

5 Chapter 11TABLE 11-1 Oxyfuel Cutting Tip

6 Chapter 18TABLE 18-1 Metal Color Identification Chart

1 Chapter 2FIGURE 2-1: Square (a), flat (b), and round (c) steel bar shapes.FIGURE 2-2: A typical angle grinder.FIGURE 2-3: Cleaning steel with an angle grinder.

2 Chapter 3FIGURE 3-1: A welder wearing recommended safety gear, including ample eye prote...FIGURE 3-2: Four classes of fire extinguishers.FIGURE 3-3: Four different respirator masks.FIGURE 3-4: An example of a leaking oxygen hose.FIGURE 3-5: A common flammable liquids storage locker, appropriately labeled.FIGURE 3-6: A well-stocked first-aid kit.FIGURE 3-7: The three different kinds of heat burns.

3 Chapter 4FIGURE 4-1: A well-equipped welding area setup, this one for stick welding.FIGURE 4-2: A typical ball-peen hammer (a), chipping hammer (b), crescent wrenc...FIGURE 4-3: A typical welding table.FIGURE 4-4: Typical stick welding machine.FIGURE 4-5: A mig welding machine.FIGURE 4-6: A tig welding machine.FIGURE 4-7: A creeper.FIGURE 4-8: A standard portable welding curtain.

4 Chapter 5FIGURE 5-1: A generator stick welding machine.FIGURE 5-2: Transformer buzz box.FIGURE 5-3: An inverter stick welding machine.FIGURE 5-4: An electrode holder (left) appropriate for stick welding, along wit...FIGURE 5-5: A combination square and soapstone.

5 Chapter 6FIGURE 6-1: Electrode storage oven.FIGURE 6-2: A layout of several electrodes.FIGURE 6-3: Examples of seven stick welds of varying quality.FIGURE 6-4: Welding an angle iron to your welding table.FIGURE 6-5: Practicing vertical-up welding.FIGURE 6-6: Practicing vertical-down stick welding.FIGURE 6-7: Welding horizontal.FIGURE 6-8: Practicing overhead stick welding.

6 Chapter 7FIGURE 7-1: A tig welding setup.FIGURE 7-2: A tig torch.FIGURE 7-3: Tig welding machine.FIGURE 7-4: Foot (a) and hand (b) controls for a tig welding machine.FIGURE 7-5: Filler rods for tig welding.

7 Chapter 8FIGURE 8-1: Grinding tungsten properly.FIGURE 8-2: Aluminum (a), stainless steel (b), and mild steel (c) tig welded bu...FIGURE 8-3: An aluminum (a), stainless steel (b), and mild steel (c) tig welded...FIGURE 8-4: An aluminum (a), stainless steel (b), and mild steel (c) T joint.

8 Chapter 9FIGURE 9-1: A well-equipped mig welding setup.

9 Chapter 10FIGURE 10-1: Typical spatter.FIGURE 10-2: Examples of mig weld beads, from top to bottom: Good, too fast, to...

10 Chapter 11FIGURE 11-1: Plasma arc cutting diagram.FIGURE 11-2: A plasma arc cutting machine.FIGURE 11-3: An oxyfuel cutting setup.FIGURE 11-4: An oxyfuel cutting torch.

11 Chapter 12FIGURE 12-1: What straight plasma arc cuts in aluminum should look like.FIGURE 12-2: Perfect circle cut in aluminum.FIGURE 12-3: Example of a plasma arc bevel cut in aluminum.FIGURE 12-4: Operating an oxyfuel cutting torch.FIGURE 12-5: Setting up a straight cut by using oxyfuel cutting.FIGURE 12-6: Setting up a circular cut achieved by using oxyfuel cutting.FIGURE 12-7: Setting up a beveled cut using oxyfuel cutting.

12 Chapter 13FIGURE 13-1: An oxyacetylene torch’s cutting torch attachment (a), welding tip ...FIGURE 13-2: The three types of oxyacetylene flame: neutral (a), carburizing (b...FIGURE 13-3: An example of a brazed corncob.FIGURE 13-4: Fusion welding a butt joint with an oxyacetylene torch.FIGURE 13-5: A well-executed fusion weld.FIGURE 13-6: A soldered copper joint.FIGURE 13-7: All the materials you need for soldering, including flux and solde...

13 Chapter 14FIGURE 14-1: Steel pipe being stick welded.FIGURE 14-2: A pipe clamp — in this case, a bridge clamp — holds pieces of pipe...

14 Chapter 15FIGURE 15-1: A spark test showing the differences among various metals.FIGURE 15-2: Stick welding on cast iron.FIGURE 15-3: Braze welding cast iron.FIGURE 15-4: Mig welding gray cast iron.

15 Chapter 16FIGURE 16-1: The finished torch cart.FIGURE 16-2: The steel pieces you need to build your torch cart.FIGURE 16-3: The partially welded torch cart.FIGURE 16-4: What your torch cart should look like before adding wheels.FIGURE 16-5: A completed portable welding table.FIGURE 16-6: The steel parts you need to build your portable welding cart.FIGURE 16-7: Position for welding the washers to the pieces of angle iron.FIGURE 16-8: The partially constructed table lifted off the floor with spacers.

16 Chapter 17FIGURE 17-1: A finished campfire grill.FIGURE 17-2: All the pieces for the campfire grill laid out and ready to use.FIGURE 17-3: Pieces for the grill grate.FIGURE 17-4: The assembled grill grate.FIGURE 17-5: Partially constructed campfire grill.

17 Chapter 18FIGURE 18-1: Welds in a repaired piece of cast iron.FIGURE 18-2: An example of a back-up strip with a steel spacer.FIGURE 18-3: Example of a crack along a weld.

18 Chapter 19FIGURE 19-1: A standard corded 3/8-inch drill.FIGURE 19-2: A set of combination wrenches.FIGURE 19-3: Steel sawhorses.FIGURE 19-4: A cutoff saw.FIGURE 19-5: A basic bench grinder.FIGURE 19-6: A bottle jack.FIGURE 19-7: A mid-sized metal toolbox.

19 Chapter 21FIGURE 21-1: A common case of incomplete penetration.FIGURE 21-2: A textbook example of incomplete fusion.FIGURE 21-3: A weld suffering from undercutting.FIGURE 21-4: A weld with slag inclusions.FIGURE 21-5: Flux inclusions in a finished weld.FIGURE 21-6: A classic case of porosity, which can seriously weaken a weld.FIGURE 21-7: Examples of the type of cracking that can ruin a weld.FIGURE 21-8: A welding project affected by warpage.

20 Chapter 23FIGURE 23-1: Welding gun and liner.FIGURE 23-2: A birds’ nest.FIGURE 23-3: Typical drill press.

1 Cover

2 Title Page

3 Copyright

4 Table of Contents

5 Begin Reading

6 Glossary

7 Index

8 About the Author

1 iii

2 iv

3 1

4 2

5 3

6 4

7 5

8 6

9 7

10 8

11 9

12 10

13 11

14 12

15 13

16 14

17 15

18 16

19 17

20 18

21 19

22 20

23 21

24 22

25 23

26 24

27 25

28 26

29 27

30 28

31 29

32 30

33 31

34 32

35 33

36 34

37 35

38 36

39 37

40 38

41 39

42 40

43 41

44 42

45 43

46 44

47 45

48 46

49 47

50 48

51 49

52 50

53 51

54 52

55 53

56 54

57 55

58 56

59 57

60 58

61 59

62 60

63 61

64 62

65 63

66 64

67 65

68 66

69 67

70 68

71 69

72 71

73 72

74 73