Source Code: 1 - CSNDT 2 - Eddy Current Testing Manual on Eddy Current Method 3 - NDT Magazine Sept/Oct 1955, Cosgrove Article RESIST. COND. SOURCE ohm-m SIEMENS/m % IACS CODE MATERIAL ---------------------------------------------------------------------------------- 1.591E-08 6.287E+07 108.40 1 Silver, Pure 1.642E-08 6.090E+07 105.00 2 Silver, Pure 1.664E-08 6.009E+07 103.60 1 Copper, Pure 1.707E-08 5.858E+07 101.00 1 Copper, Electrolytic Tough Pitch (Annealed) 1.724E-08 5.800E+07 100.00 2 Copper, Pure 2.028E-08 4.930E+07 85.00 1 Copper, Deoxidized (Annealed) 2.349E-08 4.257E+07 73.40 1 Gold 2.463E-08 4.060E+07 70.00 2 Gold, Pure 2.655E-08 3.767E+07 64.94 1 Aluminum, 99.99% 2.826E-08 3.538E+07 61.00 2 Aluminum, Pure 2.871E-08 3.483E+07 60.00 - 60.10 3 Aluminum Alloy, 7072 2.903E-08 3.445E+07 57.00 - 61.80 3 Aluminum Alloy, 1100 2.922E-08 3.422E+07 59.00 1 Aluminum, 2S Cond. "0" 3.025E-08 3.306E+07 57.00 1 Aluminum, 2S Cond. H18 3.073E-08 3.254E+07 55.70 - 56.50 3 Aluminum Alloy, 6951-0 3.079E-08 3.248E+07 56.00 1 Gilding Metal (Annealed) 3.135E-08 3.190E+07 55.00 1 Aluminum, A51S Cond. "0" 3.184E-08 3.141E+07 53.30 - 55.00 3 Aluminum Alloy, 6151-0 3.235E-08 3.091E+07 52.30 - 54.30 3 Aluminum Alloy, 4043-F 3.250E-08 3.077E+07 53.00 - 53.10 3 Aluminum Alloy, 6951-F 3.281E-08 3.048E+07 52.30 - 52.80 3 Aluminum Alloy, 5005 3.435E-08 2.912E+07 50.10 - 50.30 3 Aluminum Alloy, X3005-0 3.448E-08 2.900E+07 50.00 1 Aluminum, 24S Cond. "0" 3.448E-08 2.900E+07 50.00 1 Aluminum, 3S Cond. "0" 3.448E-08 2.900E+07 50.00 1 Aluminum, 18S Cond. "0" 3.448E-08 2.900E+07 50.00 1 Aluminum, 14S Cond. "0" 3.473E-08 2.880E+07 48.60 - 50.70 3 Aluminum Alloy, 2014-F and -0 3.490E-08 2.865E+07 49.30 - 49.50 3 Aluminum Alloy, 2017-F 3.515E-08 2.845E+07 48.30 - 49.80 3 Aluminum Alloy, 5050 3.519E-08 2.842E+07 47.00 - 51.00 3 Aluminum Alloy, 6062-F 3.540E-08 2.825E+07 48.70 1 Calcium 3.592E-08 2.784E+07 48.00 1 Bronze Phos., 1.25% Phos. Grade E 3.592E-08 2.784E+07 48.00 1 Phos. Bronze, 1.25% Phos. Grade E 3.618E-08 2.764E+07 46.80 - 48.50 3 Aluminum Alloy, 2024-F 3.649E-08 2.741E+07 44.70 - 49.80 3 Aluminum Alloy, 3003-0 3.661E-08 2.732E+07 44.70 - 49.50 3 Aluminum Alloy, 6062-T6 3.736E-08 2.677E+07 44.50 - 47.80 3 Aluminum Alloy, 7075-F 3.769E-08 2.654E+07 45.50 - 46.00 3 Aluminum Alloy, X7178-F and -0 3.798E-08 2.633E+07 42.30 - 48.50 3 Aluminum Alloy, 6061-F and -0 3.831E-08 2.610E+07 45.00 1 Aluminum, 17S Cond. "0" 3.831E-08 2.610E+07 45.00 1 Aluminum, 53S Cond. "0" 3.831E-08 2.610E+07 45.00 1 Aluminum, 61S Cond. "0" 3.831E-08 2.610E+07 45.00 1 Aluminum, A51S Cond. T4 and T6 3.831E-08 2.610E+07 45.00 1 Aluminum Alloy, 750 3.861E-08 2.590E+07 42.30 - 47.00 3 Aluminum Alloy, 5357 3.861E-08 2.590E+07 37.80 - 51.50 3 Aluminum Alloy, 3003-H14 and -H12 3.879E-08 2.578E+07 43.90 - 45.00 3 Aluminum Alloy, 6151-T6 3.918E-08 2.552E+07 44.00 1 Bronze, Commercial (Annealed) 3.918E-08 2.552E+07 44.00 1 Aluminum Alloy, 142 Sand Cond. T21 3.941E-08 2.538E+07 43.50 - 44.00 3 Aluminum Alloy, 6062-T4 3.950E-08 2.532E+07 39.30 - 48.00 3 Aluminum Alloy, 6053 4.000E-08 2.500E+07 43.10 1 Beryllium 4.010E-08 2.494E+07 43.00 1 Aluminum Alloy, 355 Sand Cond. T51 4.010E-08 2.494E+07 43.00 1 Aluminum Alloy, 356 Sand Cond. T51 4.043E-08 2.474E+07 37.80 - 47.50 3 Aluminum Alloy, 3003-H24 and -H28 4.066E-08 2.459E+07 40.00 - 44.80 3 Aluminum Alloy, 6061-T6 and -T9 4.066E-08 2.459E+07 41.50 - 43.30 3 Aluminum Alloy, 6151-T4 4.081E-08 2.451E+07 42.10 - 42.40 3 Aluminum Alloy, 2127-T4 4.105E-08 2.436E+07 42.00 1 Aluminum Alloy, 355 Sand Cond. T7 4.105E-08 2.436E+07 42.00 1 Aluminum Alloy, 43 (Annealed) 4.105E-08 2.436E+07 42.00 1 Aluminum, 3S Cond. H 12 4.105E-08 2.436E+07 42.00 1 Bronze, Commercial Leaded 4.105E-08 2.436E+07 42.00 1 Leaded Commercial Bronze 4.160E-08 2.404E+07 39.40 - 43.50 3 Aluminum Alloy, 3004 4.205E-08 2.378E+07 41.00 1 Aluminum, 3S Cond. H 14 4.205E-08 2.378E+07 41.00 1 Aluminum Alloy, 122 Sand Cond. T2 4.289E-08 2.332E+07 40.20 3 Aluminum Alloy, 2618 4.310E-08 2.320E+07 40.00 1 Aluminum, 24S Cond. T6 4.310E-08 2.320E+07 40.00 1 Aluminum, 18S Cond. T61 4.310E-08 2.320E+07 40.00 1 Aluminum, 11S Cond. T3 4.310E-08 2.320E+07 40.00 1 Aluminum, 14S Cond. T6 4.310E-08 2.320E+07 40.00 1 Aluminum, 3S Cond. H 18 4.310E-08 2.320E+07 40.00 1 Aluminum, 32S Cond. "0" 4.310E-08 2.320E+07 40.00 1 Aluminum, 53S Cond. T4 and T6 4.310E-08 2.320E+07 40.00 1 Aluminum, 61S Cond. T4 and T6 4.415E-08 2.265E+07 37.60 - 40.50 3 Aluminum Alloy, 6061-T4 4.421E-08 2.262E+07 39.00 1 Aluminum Alloy, 356 Sand Cond. T6 4.421E-08 2.262E+07 39.00 1 Aluminum Alloy, 355 Perm. Mold Cond. T6 4.421E-08 2.262E+07 39.00 1 Aluminum Alloy, 13 4.432E-08 2.256E+07 38.90 1 Beryllium 4.438E-08 2.253E+07 38.00 - 39.70 3 Aluminum Alloy, 2014-T6 4.467E-08 2.239E+07 38.60 1 Magnesium, Pure 4.490E-08 2.227E+07 38.40 1 Rhodium 4.610E-08 2.169E+07 37.40 3 Aluminum Alloy, 2218-T61 4.660E-08 2.146E+07 37.00 1 Aluminum Alloy, 142 Sand Cond. T77 4.660E-08 2.146E+07 37.00 1 Aluminum Alloy, 195 Cond. T62 4.660E-08 2.146E+07 37.00 2 Magnesium 4.660E-08 2.146E+07 37.00 1 Aluminum Alloy, 360 4.660E-08 2.146E+07 37.00 1 Aluminum Alloy, 355 Sand Cond. T61 4.660E-08 2.146E+07 37.00 1 Aluminum Alloy, 43 As Cast 4.660E-08 2.146E+07 37.00 1 Aluminum Alloy, A 108 4.660E-08 2.146E+07 37.00 1 Brass, Red (Annealed) 4.756E-08 2.103E+07 36.00 - 36.50 3 Aluminum Alloy, 2011-T3 4.789E-08 2.088E+07 36.00 1 Aluminum Alloy, B 195 Cond. T6 4.789E-08 2.088E+07 36.00 1 Aluminum Allcast, Cond. Sol. H.T. & Stress 4.789E-08 2.088E+07 36.00 1 Aluminum Alloy, 355 Sand Cond. T6 4.816E-08 2.076E+07 35.30 - 36.30 3 Aluminum Alloy, 4032-T6 4.843E-08 2.065E+07 33.60 - 37.60 3 Aluminum Alloy, 5052 4.926E-08 2.030E+07 35.00 1 Aluminum Alloy, 195 Cond. T4 4.926E-08 2.030E+07 35.00 1 Aluminum Alloy, 214 4.926E-08 2.030E+07 35.00 1 Aluminum Alloy, 40E 4.926E-08 2.030E+07 35.00 1 Aluminum, 52S Cond. "0" and H 38 4.926E-08 2.030E+07 35.00 1 Aluminum, 32S Cond. T6 4.926E-08 2.030E+07 35.00 1 Aluminum Alloy, B 195 Cond. T4 4.998E-08 2.001E+07 34.50 1 Magnesium (Wrought Alloys) 5.071E-08 1.972E+07 34.00 1 Aluminum Alloy, 142 Sand Cond. T571 5.071E-08 1.972E+07 34.00 1 Aluminum Alloy, 122 Perm. Mold As Cast 5.124E-08 1.952E+07 32.50 - 34.80 3 Aluminum Alloy, 2014-T3 and -T4 5.209E-08 1.920E+07 31.40 - 34.80 3 Aluminum Alloy, 7075-T6 5.225E-08 1.914E+07 33.00 1 Molybdenum 5.225E-08 1.914E+07 33.00 1 Aluminum Alloy, 122 Sand Cond. T61 5.225E-08 1.914E+07 33.00 1 Aluminum Alloy, A214 5.289E-08 1.891E+07 32.60 1 Iridium 5.330E-08 1.876E+07 28.60 - 36.10 3 Aluminum Alloy, 2024-T3 5.388E-08 1.856E+07 32.00 1 Brass, Low (Annealed) 5.388E-08 1.856E+07 32.00 1 Aluminum Alloy, 142 Perm. Mold Cond. T61 5.388E-08 1.856E+07 27.00 - 37.00 3 Aluminum Alloy, 7075-W 5.388E-08 1.856E+07 32.00 2 Aluminum Alloy, 7075-T6 5.448E-08 1.836E+07 30.50 - 32.80 3 Aluminum Alloy, 5154 5.491E-08 1.821E+07 31.40 1 Tungsten 5.562E-08 1.798E+07 31.00 1 Aluminum Alloy, 108 5.747E-08 1.740E+07 30.00 1 Aluminum, 24S Cond. T4 5.747E-08 1.740E+07 30.00 1 Aluminum Allcast, Sol H.T. and Aged 5.747E-08 1.740E+07 30.00 1 Aluminum, 17S Cond. T4 5.747E-08 1.740E+07 30.00 1 Aluminum Alloy, 113 5.747E-08 1.740E+07 30.00 1 Aluminum Alloy, R 317 5.747E-08 1.740E+07 30.00 1 Aluminum, 75S Cond. T6 5.747E-08 1.740E+07 30.00 1 Aluminum Allcast, Stress Relieved 5.766E-08 1.734E+07 28.80 - 31.00 3 Aluminum Alloy, 2024-T4 5.805E-08 1.723E+07 26.80 - 32.60 3 Aluminum Alloy, X7178-W and T6 5.884E-08 1.699E+07 29.10 - 29.50 3 Aluminum Alloy, 2024-T36 5.945E-08 1.682E+07 29.00 1 Aluminum Alloy, A 132 Cond. T551 5.945E-08 1.682E+07 29.00 1 Aluminum, Red X-8 Cond. Stress Relieved 5.945E-08 1.682E+07 29.00 1 Aluminum, 56S Cond. "0" 5.945E-08 1.682E+07 29.00 2 Zinc 5.956E-08 1.679E+07 28.10 - 29.80 3 Aluminum Alloy, 5056 6.158E-08 1.624E+07 28.00 1 Zinc, Commercial Rolled 6.158E-08 1.624E+07 28.00 1 Aluminum Alloy, 319 Perm. Mold 6.158E-08 1.624E+07 28.00 1 Cartridge Brass (Annealed) 6.158E-08 1.624E+07 28.00 1 Muntz Metal (Annealed) 6.158E-08 1.624E+07 28.00 1 Aluminum Alloy, 85 6.158E-08 1.624E+07 28.00 1 Brass, Cartridge (Annealed) 6.247E-08 1.601E+07 27.60 1 Cobalt 6.386E-08 1.566E+07 27.00 1 Aluminum Alloy, C113 6.386E-08 1.566E+07 27.00 1 Zinc, Die Cast 6.386E-08 1.566E+07 27.00 1 Aluminum, 56S Cond. H 38 6.386E-08 1.566E+07 27.00 1 Aluminum Allcast, as cast 6.386E-08 1.566E+07 27.00 1 Aluminum Alloy, 319 Sand 6.386E-08 1.566E+07 27.00 1 Brass, Yellow (Annealed) 6.386E-08 1.566E+07 27.00 1 Aluminum Alloy, 380 6.631E-08 1.508E+07 26.00 1 Brass, Low Leaded (Annealed) 6.631E-08 1.508E+07 26.00 1 Brass, Leaded Naval (Annealed) 6.631E-08 1.508E+07 26.00 1 Brass, Naval (Annealed) 6.631E-08 1.508E+07 26.00 1 Aluminum Alloy, Red X-8 As Cast 6.842E-08 1.462E+07 25.20 1 Cadmium 6.842E-08 1.462E+07 25.20 1 Nickel, Pure (Electrolytic) 6.897E-08 1.450E+07 25.00 1 Leaded Yellow Brass 6.897E-08 1.450E+07 25.00 1 Zinc, Die Cast 6.897E-08 1.450E+07 25.00 1 Brass, Leaded Yellow 7.009E-08 1.427E+07 24.60 1 Admiralty Metal (annealed) 7.184E-08 1.392E+07 24.00 2 Brass, Admiralty 7.184E-08 1.392E+07 24.00 1 Aluminum Alloy, 218 7.184E-08 1.392E+07 24.00 1 Bronze Manganese (Annealed) 7.184E-08 1.392E+07 24.00 2 Admiralty Brass 7.184E-08 1.392E+07 24.00 1 Manganese Bronze (Annealed) 7.496E-08 1.334E+07 23.00 1 Brass, Aluminum (Annealed) 7.496E-08 1.334E+07 23.00 1 Aluminum Brass (Annealed) 7.595E-08 1.317E+07 22.70 1 Ruthenium 8.210E-08 1.218E+07 21.00 1 Aluminum Alloy, 220 8.210E-08 1.218E+07 21.00 1 Beryllium Copper, Cond. At 8.210E-08 1.218E+07 21.00 1 Copper Beryllium, Cond. At 8.535E-08 1.172E+07 20.20 1 Lithium 9.473E-08 1.056E+07 18.20 1 Osmium 9.579E-08 1.044E+07 18.00 1 Nickel "A" 9.579E-08 1.044E+07 18.00 1 Phos. Bronze, 5% Phos. Grade A 9.579E-08 1.044E+07 18.00 2 Iron 9.579E-08 1.044E+07 18.00 1 Brass, Leaded Semi Red 9.579E-08 1.044E+07 18.00 1 Leaded Semi Red Brass 9.579E-08 1.044E+07 18.00 1 Bronze Phos., 5% Phos. Grade A 9.852E-08 1.015E+07 17.50 1 Bronze Aluminum, 5% Aluminum (Annealed) 9.852E-08 1.015E+07 17.50 1 Aluminum - Bronze, 5% Aluminum (Annealed) 1.002E-07 9.976E+06 17.20 1 Magnesium, A231 1.014E-07 9.860E+06 17.00 1 Beryllium Copper, Cond. A 1.014E-07 9.860E+06 17.00 1 Copper Beryllium, Cond. "A" 1.039E-07 9.628E+06 16.60 1 Silver, Tin Solder 1.039E-07 9.628E+06 16.60 1 Tin, Silver Solder 1.039E-07 9.628E+06 16.60 1 Solder, Tin Silver 1.059E-07 9.442E+06 16.28 1 Platinum 1.078E-07 9.280E+06 16.00 1 Palladium 1.105E-07 9.048E+06 15.60 1 Iron Ignot (99.9% Fe) 1.105E-07 9.048E+06 15.60 1 Ingot Iron (99.9% Fe) 1.149E-07 8.700E+06 15.00 1 Tin, Pure 1.149E-07 8.700E+06 15.00 1 Magnesium Alloys (Cast) 1.181E-07 8.468E+06 14.60 1 Magnesium, A2 80 1.197E-07 8.352E+06 14.40 1 Selenium 1.232E-07 8.120E+06 14.00 1 Bronze, Leaded Tin 1.232E-07 8.120E+06 14.00 1 Leaded Tin Bronze 1.232E-07 8.120E+06 14.00 1 Tin (Leaded), Bronze 1.232E-07 8.120E+06 14.00 1 Aluminum - Bronze 1.232E-07 8.120E+06 14.00 1 Bronze Aluminum 1.240E-07 8.062E+06 13.90 1 Tantalum 1.268E-07 7.888E+06 13.60 1 Nickel - Platinum Alloys 1.268E-07 7.888E+06 13.60 1 Platinum - Nickel Alloys 1.306E-07 7.656E+06 13.20 1 Columbium 1.326E-07 7.540E+06 13.00 1 Phos. Bronze, 8% Phos. Grade C 1.326E-07 7.540E+06 13.00 1 Bronze Phos., 8% Phos. Grade C 1.347E-07 7.424E+06 12.80 1 Magnesium, A251 1.368E-07 7.308E+06 12.60 1 Aluminum - Bronze, 10% Aluminum (Annealed) 1.368E-07 7.308E+06 12.60 1 Bronze Aluminum, 10% Aluminum (Annealed) 1.379E-07 7.250E+06 12.50 1 Magnesium, T454 1.402E-07 7.134E+06 12.30 1 Magnesium, A261 1.437E-07 6.960E+06 12.00 1 Bronze, Silicon Type B (Annealed) 1.437E-07 6.960E+06 12.00 1 Silicon Bronze, Type B (Annealed) 1.437E-07 6.960E+06 12.00 1 Brass, High Strength Yellow 1.449E-07 6.902E+06 11.90 1 Antimonial Tin Solder 1.449E-07 6.902E+06 11.90 1 Tin Solder (Antimonial) 1.449E-07 6.902E+06 11.90 1 Solder, Antimonial Tin 1.486E-07 6.728E+06 11.60 1 Platinum, Commercial 1.553E-07 6.438E+06 11.10 1 White Metal 1.567E-07 6.380E+06 11.00 1 Phos. Bronze, 10% Phos. Grade D 1.567E-07 6.380E+06 11.00 1 Bronze, Leaded Tin Bearing 1.567E-07 6.380E+06 11.00 2 Bronze, Phos. 1.567E-07 6.380E+06 11.00 1 Bronze Phos., 10% Phos. Grade D 1.567E-07 6.380E+06 11.00 2 Phos. Bronze 1.567E-07 6.380E+06 11.00 1 Leaded Tin Bearing Bronze 1.567E-07 6.380E+06 11.00 1 Solder, 50-50 Soft 1.596E-07 6.264E+06 10.80 1 Magnesium, AZ80BTA 1.611E-07 6.206E+06 10.70 1 Steel, Cast 1.759E-07 5.684E+06 9.80 1 Solder, 20-80 Soft 1.771E-07 5.647E+06 9.74 4 Copper 90%, Nickel 10% 1.895E-07 5.278E+06 9.10 1 Platinum - Iridium Alloys 1.895E-07 5.278E+06 9.10 1 Iridium - Platinum Alloys 1.916E-07 5.220E+06 9.00 1 Magnesium Cast Alloys 1.959E-07 5.104E+06 8.80 1 Solder, 5-95 Soft 1.959E-07 5.104E+06 8.80 1 Chromium 2.053E-07 4.872E+06 8.40 2 Lead 2.077E-07 4.814E+06 8.30 1 Lead, Corrodine 2.077E-07 4.814E+06 8.30 1 Corrodine Lead 2.188E-07 4.570E+06 7.88 1 Lead, 1% Antimonial (Quenched & Aged) 2.188E-07 4.570E+06 7.88 1 Antimonial Lead, 1% (Quenched and Aged) 2.239E-07 4.466E+06 7.70 1 Lead, Hard (Quenched & Aged) 2.330E-07 4.292E+06 7.40 1 Nickel - Platinum Alloys 2.330E-07 4.292E+06 7.40 1 Platinum - Nickel Alloys 2.463E-07 4.060E+06 7.00 1 Silicon Bronze, Type A (Annealed) 2.463E-07 4.060E+06 7.00 1 Bronze, Silicon Type A (Annealed) 2.612E-07 3.828E+06 6.60 1 Vanadium 2.874E-07 3.480E+06 6.00 1 Silver, 18% Nickel Alloy A 2.874E-07 3.480E+06 6.00 1 Uranium 2.874E-07 3.480E+06 6.00 1 Nickel, 18% Nickel Sil 2.874E-07 3.480E+06 6.00 1 Babbit, Lead Base 3.135E-07 3.190E+06 5.50 1 Platinum - Ruthenium (Jewelry Grade) 3.135E-07 3.190E+06 5.50 1 Ruthenium - Platinum (Jewelry Grade) 3.316E-07 3.016E+06 5.20 1 Platinum - Iridium Alloys, 18% Nickel Silve 3.316E-07 3.016E+06 5.20 1 Iridium - Platinum Alloys, 18% Nickel Silve 3.748E-07 2.668E+06 4.60 1 Nickel 30% - Cupro 3.748E-07 2.668E+06 4.60 1 Cupro - Nickel 30% 3.831E-07 2.610E+06 4.50 2 Nickel 30%, Copper 70% 3.831E-07 2.610E+06 4.50 2 Copper 70%, Nickel 30% 3.918E-07 2.552E+06 4.40 1 Antimony 4.105E-07 2.436E+06 4.20 1 Tin, Foil 4.105E-07 2.436E+06 4.20 1 Zirconium 4.310E-07 2.320E+06 4.00 1 Ruthenium - Platinum (Contact Grade) 4.310E-07 2.320E+06 4.00 1 Platinum - Ruthenium (Contact Grade) 4.789E-07 2.088E+06 3.60 2 Monel 4.816E-07 2.076E+06 3.58 1 Monel 4.898E-07 2.042E+06 3.52 1 Constantan 5.071E-07 1.972E+06 3.40 2 Zirconium 5.562E-07 1.798E+06 3.10 2 Titanium 5.945E-07 1.682E+06 2.90 1 Steel, High Alloy 6.897E-07 1.450E+06 2.50 1 Steel, 304 Stainless 6.897E-07 1.450E+06 2.50 2 Steel, 304 Stainless 7.184E-07 1.392E+06 2.40 1 Steel, 347 Stainless 7.184E-07 1.392E+06 2.40 2 Zircaloy - 2 7.496E-07 1.334E+06 2.30 1 Steel, 316 Stainless 7.837E-07 1.276E+06 2.20 1 Titanium 9.579E-07 1.044E+06 1.80 1 Mercury 9.796E-07 1.021E+06 1.76 1 Inconel 1.014E-06 9.860E+05 1.70 2 Inconel 600 1.149E-06 8.700E+05 1.50 1 Hastelloy "D" 1.149E-06 8.700E+05 1.50 2 Hastelloy "X" 1.232E-06 8.120E+05 1.40 2 Waspaloy 1.232E-06 8.120E+05 1.40 1 Hastelloy "A" 1.326E-06 7.540E+05 1.30 1 Hastelloy "B" & "C" 1.724E-06 5.800E+05 1.00 2 Titanium, 6AL-4V 7.837E-06 1.276E+05 0.22 1 Graphite