Lesson 1
The Basics of Arc Welding
Lesson 2
Common Electric
Arc Welding Processes
Lesson 3
Covered Electrodes for Welding
Mild Steels
Lesson 4
Covered Electrodes for Welding Low Alloy Steels
Lesson 5
Welding Filler Metals for Stainless Steels
Lesson 6
Carbon & Low Alloy
Steel Filler Metals -
GMAW,GTAW,SAW
Lesson 7
Flux Cored Arc Electrodes Carbon Low Alloy Steels
Lesson 8
Hardsurfacing Electrodes
Lesson 9
Estimating & Comparing Weld Metal Costs
Lesson 10
Reliability of Welding Filler Metals
© COPYRIGHT 2000 THE ESAB GROUP, INC. LESSON IX FIGURE 16 EXAMPLE 2 WELD METAL COST WORKSHEET COST PER POUND OF DEPOSITED WELD METAL LABOR & OVERHEAD LABOR & OVERHEAD COST/HR DEPOSITION OPERATING RATE (LBS/HR)    x    FACTOR = ELECTRODE GAS FLUX POWER ELECTRODE COST/LB GAS FLOW RATE (CU FT/HR)  x
GAS COST/CU FT
DEPOSITION RATE (LBS/HR) FLUX COST/LB x 1.4 DEPOSITION EFFICIENCY COST/kWh x VOLTS x AMPS 1000 x DEPOSITION RATE TOTAL COST PER LB. OF DEPOSITED WELD METAL SUM OF 1 THROUGH 5 ABOVE DEPOSITION EFFICIENCY = = = = 1. 2. 3. 4. 5. 6. 7. 8. 30.00 15 x .45 30.00 6.75 4.44 = = .80 .86 = .93 = = x 1.4 = = N A = = .045 x 31 x 450 1000  x  15 627.75 15,000 .042 COST PER FOOT OF DEPOSITED WELD METAL COST PER POUND OF DEPOSITED WELD METAL X POUNDS PER FOOT OF WELD JOINT $ 5.51 = 5.51 x .846 = $4.66 TOTAL FEET OF WELD = COST PER FOOT X 1,280x   4.66    =   $5,965 COST OF WELD METAL - TOTAL JOB 45 x .03 1 5 1.35 1 5 .09
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