Medium Carbon Steel
ASTM A471 Class 4 Heat-TreatedMedium Carbon Steel
ASTM A471 Class 5 Heat-TreatedNickel Chromium Molybdenum Steel
ASTM A288 Class 7 Quenched and TemperedNickel Chromium Molybdenum Steel
ASTM A471 Class 14 Heat-TreatedChromium Molybdenum Steel
ASTM A471 Class 13 Heat-TreatedUnclassified Stainless Steel
ASTM A288 Class 6 Quenched and TemperedUnclassified Stainless Steel
ASTM A471 Class 6 Heat-Treated