Chromium Steel
JIS G4805 Grade 20Cr4 annealed (soft annealed)Chromium Steel
JIS G4805 Grade 20Cr4 isothermally treated to ferrite-perlite structure and hardness rangeChromium Steel
JIS G4805 Grade 20Cr4 treated to hardness rangeChromium Steel
JIS G3311 Grade SCr420M annealedChromium Steel
JIS G3311 Grade SCr420M cold-rolledChromium Steel
JIS G4052 Grade SCr420HChromium Steel
JIS G4104 Grade SCr420