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CAST UNS # WROUGHT ASTM C Mn Si P S Cr Ni Other Elements Tensile (ksi) Yield       (ksi) Elongation (%) Reduction of Area (%) Hardness (Brinell b)
HC J92605 446 A297 0.50 1.00 2.00 0.04 0.04 26.0 - 30.0 4.0 max Mo 0.5 55 --- --- --- 190 - 223
HD J93005 327 A297 0.50 1.00 2.00 0.04 0.04 26.0 - 30.0 4.0 - 7.0 Mo 0.5 75 35 8 --- 190
HE J93403 312 A297 0.2 - 0.5 2.00 2.00 0.04 0.04 26.0 - 30.0 8.0 -11.0 Mo 0.5 85 40 9 --- 200
HF J92603 302 A297 0.2 - 0.4 2.00 2.00 0.04 0.04 18.0 - 23.0 8.0 -12.0 Mo 0.5 70 35 25 --- 165
HH J93503 309 A297/A447 0.2 - 0.5 2.00 2.00 0.04 0.04 24.0 - 28.0 11.0 -14.0 Mo 0.5, N 0.2 75 35 10 --- 180
HK40 J94204 310H A351 0.35 - 0.45 1.50 1.75 0.04 0.04 23.0 - 27.0 19.0 - 22.0 Mo 0.5 62 35 10 --- 170
HT N08002 330 A297 0.35 - 0.75 2.00 2.50 0.04 0.04 15.0 -19.0 33.0 - 37.0 Mo 0.5 65 --- 4 --- 180
HU N08004 --- A297 0.35 - 0.75 2.00 2.50 0.04 0.04 17.0 - 21.0 37.0 - 41.0 Mo 0.5 65 --- 4 --- 170
HW N08001 --- A297 0.35 - 0.75 2.00 2.50 0.04 0.04 10.0 -14.0 58.0 - 62.0 Mo 0.5 60 --- --- --- 185
HX --- --- A297 0.35 - 0.75 2.00 2.50 0.04 0.04 15.0 -19.0 64.0 - 68.0 Mo 0.5 60 --- --- --- 176