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Comparative Data

Mechanical
Property*
HR-120® 214® 230® 556® X 600 601 RA330 253MA 800H 304 SS 310 SS 316 SS
Annealing Temperature °F 2250 2000 2250 2150 2150 2050 2100 2050 2000 2100 2000 2150 2000
Typical ASTM Grain Size - 3 - 6 3 - 5 5 - 6 5 - 6 5 - 6 2 - 4 2 - 4 4 - 6 3 - 6 2 - 4 2 - 5 3 - 4 5 - 7
Ultimate Tensile Strength, ksi 70°F 104.3 138.9 125.4 116.4 107.5 96.0 102.0 85.0 104.0 82.0 85.0 82.7 103.9
1200°F 72.9 114.9 97.7 83.1 78.5 65.0 74.0 55.7 64.6 59.0 43.0 54.0 60.5
1400°F 59.8 79.4 87.7 68.5 66.6 38.0 43.0 34.0 49.8 39.0 2736.0 35.1 39.0
1600°F 35.8 66.4 63.1 49.3 49.6 20.0 22.0 18.7 30.8 21.0 17.5 19.1 24.6
1800°F 18.6 16.7 35.2 30.7 31.1 11.0 13.0 10.7 - 11.0 **7.4 10.5 14.0
2000°F 9.6 9.0 19.5 16.1 16.5 (5.1) 6.5 - - 5.0 - 4.3 7.1
2200°F - 5.0 9.4 - - - **5.2 - - - - - -
0.2% Yield Strength, ksi 70°F 46.8 82.2 57.4 54.6 49.4 41.0 35.0 42.0 50.8 35.0 27.9 35.1 36.7
1200°F 26.0 75.9 39.5 30.6 30.3 30.0 25.4 21.5 24.1 16.9 11.0 20.7 20.5
1400°F 25.6 73.6 42.5 29.3 31.0 26.0 26.8 18.8 22.4 18.5 10.5 19.3 17.9
1600°F 26.4 50.4 37.3 27.9 28.4 11.0 19.2 15.9 18.1 18.5 7.4 12.2 10.6
1800°F 14.5 8.4 21.1 18.5 17.9 6.0 10.9 9.0 - 8.1 - 6.4 -
2000°F 7.4 4.2 10.8 8.7 9.1 (3.1) 5.1 - - 3.3 - 3.1 -
2200°F - 1.4 4.3 - - - **2.0 - - - - - -
Tensile Elongation, % 70°F 50 43 50 51 53 45 50 45 51 49 61 54 59
1200°F 55 33 55 57 64 49 46 51 44 38 37 21 40
1400°F 52 23 53 53 58 70 72 65 44 43 31 19 49
1600°F 71 34 65 69 75 80 90 69 - 87 35 28 59
1800°F 84 86 83 84 95 115 100 74 - 100 **38 24 41
2000°F 84 89 83 95 98 (120) 120 - - 108 - - 85
2200°F - 92 109 - - - 121 - - - - - -
Stress to Rupture in 1,000 Hours, ksi 1200°F 38.0 - 42.5 38.0 34.0 20.0 28.0 - 23.0 23.8 14.1 17.0 20.5
1400°F 17.0 25.0 20.0 17.5 15.0 8.1 9.8 7.0 9.2 9.8 7.4 7.4 8.8
1600°F 8.0 8.9 9.5 7.5 6.0 3.5 4.4 3.1 4.4 4.8 3.0 3.3 3.4
1800°F 3.5 1.8 3.0 3.0 2.4 1.8 2.2 1.3 1.9 1.9 1.2 1.4 1.3
2000°F 0.8 0.9 **1.0 - **0.8 (0.9) 1.0 0.7 1.0 - - - -

( ) Estimated
*Manufacturer's laboratory or published data
**Limited data

Physical Property* HR-120® 214® 230® 556® X 600 601 RA330 253MA 800H 304 SS 310 SS 316 SS
Density, lb/in3 0.291 0.291 0.324 0.297 0.297 0.304 0.291 0.289 0.282 0.287 0.278 0.285 0.287
Incipient Melting Point °F 2375 2475 2375 2425 2300 2470 2375 2450 2500 2475 2250 2550 2500
Electrical Resistivity, μ ohm-in 70°F 41.4 53.5 49.2 37.5 45.2 40.6 46.9 29.9 33.1 38.9 28.7 38.2 29.4
400°F 44.4 53.9 49.8 40.5 46.7 41.5 48.2 43.0 40.6 43.0 34.6 41.7 34.5
800°F 46.3 54.3 50.7 43.5 48.4 43.0 49.2 45.6 48.8 46.1 40.6 45.7 39.3
1200°F 48.2 53.5 51.6 45.7 49.5 - 49.5 47.8 54.3 - 45.7 48.4 43.7
1600°F 49.4 49.6 50.3 17.3 49.8 - 50.2 49.1 56.3 - 47.2 50.8 -
2000°F 50.3 47.6 (48.4) 48.6 49.7 - 51.1 - (57.5) - - - -
Thermal Conductivity, Btu-in/ft2-hr °F 70°F 78 83 62 77 63 103 78 86 101 80 99 91 90
400°F 96 99 87 107 83 121 100 108 121 103 116 112 108
800°F 120 132 118 135 121 145 126 134 140 127 141 145 132
1200°F 150 175 148 160 152 172 153 162 156 152 167 182 152
1600°F 180 215 179 185 182 200 178 198 184 181 192 213 172
2000°F 205 234 (210) 210 - (203) 203 - - - - - -
Mean Coefficient of Thermal Expansion, μ in/in-°F (R to Temp.) 400°F 7.9 7.4 7.2 8.2 7.9 7.7 8.0 8.6 9.3 8.8 9.1 8.9 9.1
800°F 8.8 7.9 7.6 8.6 8.2 8.1 8.3 9.1 9.8 9.2 9.6 9.2 9.8
1200°F 9.2 8.6 8.1 9.0 8.6 8.6 8.9 9.6 10.1 9.6 10.2 9.7 10.3
1400°F 9.5 9.0 8.3 9.2 8.8 8.9 9.2 9.7 10.3 9.9 10.7 10.0 10.4
1600°F 9.7 9.6 8.6 9.4 9.0 9.1 9.5 9.8 10.5 10.2 10.8 10.4 10.5
1800°F 9.9 10.2 8.9 9.5 9.2 9.3 9.8 10.0 10.8 (10.5) 11.0 40.7 10.7
2000°F - 11.1 (9.2) 9.6 (9.4) (9.5) 10.2 (10.2) (11.1) - 11.4 11.0 -
Modulus of Elasticity, psi x 106 70°F 28.7 31.6 30.6 29.7 29.8 31.1 30.0 28.5 29.0 28.4 27.9 29.0 28.5
400°F 27.0 29.6 29.3 28.2 28.6 29.7 28.5 26.9 26.8 26.6 26.6 26.9 26.9
800°F 24.7 27.4 27.3 25.6 26.7 27.8 26.6 24.9 24.4 24.4 24.1 24.3 24.2
1200°F 22.5 25.3 25.3 23.1 24.7 25.5 24.1 22.4 21.7 22.3 21.1 21.8 21.5
1400°F 21.4 23.9 24.1 21.8 23.3 24.3 22.5 21.0 20.2 21.1 19.4 20.5 20.0
1600°F 20.2 22.3 23.1 20.9 22.2 22.8 20.5 19.5 - 20.0 - 19.2 -
1800°F 18.9 20.2 21.9 20.1 20.4 21.0 18.4 18.0 17.6 18.7 - - -
2000°F 17.3 19.0 - - - - 16.2 - - 17.2 - - -

( )  Estimated
*Manufacturer's labroatory or published data

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