Medium Carbon Steel
ASTM A291 Grade 2 Class B Liquid Quenched and TemperedMedium Carbon Steel
ASTM A291 Grade 1 Class A Normalized and TemperedNickel Molybdenum Steel
ASTM A291 Grade 3A Class D Liquid Quenched and TemperedNickel Chromium Molybdenum Steel
ASTM A291 Grade 4 Class E Liquid Quenched and TemperedNickel Chromium Molybdenum Steel
ASTM A291 Grade 9 Class J Liquid Quenched and TemperedNickel Chromium Molybdenum Steel
ASTM A291 Grade 5 Class F Liquid Quenched and TemperedNickel Chromium Molybdenum Steel
ASTM A291 Grade 7 Class H Liquid Quenched and TemperedNickel Chromium Molybdenum Steel
ASTM A291 Grade 6 Class G Liquid Quenched and TemperedUnclassified Low Alloy Steel
ASTM A291 Grade 3 Class C Liquid Quenched and TemperedNitriding Steel
ASTM A291 Grade 8 Class I Liquid Quenched and Tempered