ROHRBACK COSASCO SYSTEMS CORRATER 9020, User Manual

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13
Appendix A
Alloy Multipliers
NOTE:
These factors are recommended for use with the 9020 instrument when setting the MULTIPLIER value, as
described in Chapter 3. They are based upon use of CORRATER
®
electrodes which have surface areas of 5cm
2
for
"standard" probes and 0.5 cm
2
for "flush" probes.
UNS Code Material Multiplier
K03005 Pipe Grade Carbon Steel 1.00
A91100 Aluminum 1100-0 0.94
A92024 Aluminum 2024 0.88
C11000
Copper 110 ETP Comm. Pure
2.00
C44300
CDA 443 Arsenical Admiralty
1.67
C44500
CDA 445 Phosphorized Adm. 1.68
C64200 CDA 642 A1 Silicon Bronze 1.48
C68700 CDA 687 Alum. Brass Arsenical 1.62
C70610 CDA 706 90/10 Copper/Nickel 1.80
C71500 CDA 715 70/30 Copper/Nickel 1.50
G41300 AISI 4130 Alloy Steel 1.00
L50045
Lead
2.57
N04400 Monel 400 Nickel 1.13
N05500 Monel K-500 Nickel 1.04
N06022 Hastelloy C22 0.85
N06600 Inconel 600 Nickel 0.95
N08020 Carpenter 20 CB3 SST 0.98
UNS Code Material Multiplier
N08800 Incolloy 800 0.89
N08825 Incolloy 825 0.88
N10276 Hastelloy C276 0.86
R50400 ASTM B-348 Grades 2-4 Titanium 0.75
S30400 AISI 304 Stainless Steel 0.89
S31600 AISI 316 Stainless Steel 0.90
S31603
AISI 316L Stainless Steel
0.90
S31803
2205 Duplex Stainless Steel 0.89
S32750 2507 Duplex Stainless Steel 0.88
Z17001 Grades 1A, 1, 2, 3, or 5 Zinc 1.29