Lesson 9 - Estimating & Comparing Weld Metal Costs

NOTE: EFFICIENCY RATES DO NOT INCLUDE STUB LOSS

E6011 ELECTRODE DEPOSITION EFFICIENCY DIAMETER AMPS RATE lbs/hr % 3/32 75 1.3 61.0% 1/8 120 2.3 70.7% 5/32 150 3.7 77.0% 3/16 180 4.1 73.4% 7/32 210 5 74.2% 1/4 250 5.6 71.9% E6012 ELECTRODE DEPOSITION EFFICIENCY DIAMETER AMPS RATE lbs/hr % 1/8 130 2.9 81.8% 5/32 165 3.2 78.8% 200 3.4 69.0% 3/16 220 4 77.0% 250 4.2 74.5% 7/32 320 5.6 69.8% 6013 ELECTRODE DEPOSITION EFFICIENCY DIAMETER AMPS RATE lbs/hr % 3/32 85 1.6 73.0% 1/8 125 2.1 73.0% 5/32 140 2.6 75.6% 160 3 74.1% 180 3.5 71.2% 3/16 180 3.2 73.9% 200 3.8 71.1% 220 4.1 72.9% 7/32 250 5.3 71.3% 270 5.7 73.0% 290 6.1 72.7% E7014 ELECTRODE DEPOSITION EFFICIENCY DIAMETER AMPS RATE lbs/hr % 1/8 120 2.4 63.9% 150 3.1 61.1% 5/32 160 3 71.9% 200 3.7 67.0% 3/16 230 4.5 70.9% 270 5.5 73.2% 7/32 290 5.8 67.2% 330 7.1 70.3% 1/4 350 7.1 68.7% 400 8.7 69.9% E6010 ELECTRODE DEPOSITION EFFICIENCY DIAMETER AMPS RATE lbs/hr % 3/32 75 1.5 72.0% 1/8 100 2.1 76.3% 130 2.3 68.8% 5/32 140 2.8 73.6% 170 2.9 64.1% 3/16 160 3.3 74.9% 190 3.5 69.7% 7/32 190 4.5 76.9% 230 5.1 73.1%

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

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