8 ESAB
Weld Metal Cost Worksheet Prepared
For: Customer
Name Date:
(1) Proposed Method Cost
Calculation (2)
Present Method Cost Calculation Result
Formulas for
Calculating
Dual
Shield 7100 Ultra (E71T-1)
E7018
3/16" (4.8 mm)
(Cost
Reduction)
Cost per Pound
Deposited Weld Metal
1/16"
(1.6 mm) @ 300 Amps
@250
Amps
Cost
Increase
(3) (4)
(5)
(4) (6)
(5-6)
Labor & =
Labor & Overhead Cost/Hr
= $45.00
= $45.00
= $9.80
$45.00 =
$45.00 =
$27.78 ($17.98)
Overhead
Deposition Rate
XOperating
Factor 10.2 X
0.45 =
4.59 5.4 X 0.3 =
1.62 (3)
(4)
(9) (5)
(4)
(6) (5-6)
Electrode Electrode
Cost/lb = 1.78
= 2.05
0.85 =
1.33 0.72
Deposition Efficiency 0.87
0.64 2"
(50mm) stub (3)
(4)
(5) (4)
(6)
(5-6) Gas
Gas Flow Rate (Cu ft/hr) X
Gas Cost/Cu ft. =
40 X
0.02 =
0.8 =
0.08 0
X 0
= 0
= 0
0.08
Deposition Rate (lbs/hr) 10.2
5.4 (7)
(8) (7-8)
Sum
of the
Above Total
Variable Cost/lb Deposited
Weld Metal =
$11.93 Total
Variable Cost/lb Deposited
Weld Metal =
$29.11 ($17.18)
Total
Pounds of Weld Metal and Welder Man Hours
Required to Amortize Equipment Cost Equipment
Cost Power Supply
Equipment Cost in Dollars
Pounds of Weld Metal ÷
Deposition Factor
= Welder
Man Hours Wire
Feeder Savings/lb
Required to Required
to Gun &
Accessories Amortize
Cost Amortize
Cost $2,900
(9) Total
$2,900 $17.18
= 168.8
÷ 4.59
= 37
Hours
