42CrMo4 42CrMo AISI4140 4340 1.7225 Forged Round Steel Bar

China 42CrMo4 42CrMo AISI4140 4340 1.7225 Forged Round Steel Bar, Find details about China 1.7225 Forged Round Steel Bar, Forged Round Steel Bar from 42CrMo4 42CrMo AISI4140 4340 1.7225 Forged Round Steel Bar