Hartstahl
JIS G3201 Grade SF640BChromium Molybdenum Steel
JIS G3221 Grade SFCM640SChromium Molybdenum Steel
JIS G3221 Grade SFCM690SNickel Chromium Molybdenum Steel
JIS G3222 Grade SFNCM690SNickel Chromium Molybdenum Steel
JIS G3222 Grade SFNCM740SNickel Chromium Molybdenum Steel
JIS G3222 Grade SFNCM780SChromium Molybdenum Steel
JIS G3221 Grade SFCM930DChromium Molybdenum Steel
JIS G3221 Grade SFCM980DNickel Chromium Molybdenum Steel
JIS G3222 Grade SFNCM930DNickel Chromium Molybdenum Steel
JIS G3222 Grade SFNCM980D