● Khoom siv: 40Cr● Module: 2M● Kev kho cua sov: Q&T● Hardness: 35HRC● Kev Kawm Tau Zoo: ISO7 / JIS7
● Khoom siv: 4340H● Module: 7M● Kev kho cua sov: QPQ Nitriding● Hardness: 800HV● Kev Kawm Tau Zoo: ISO6
● Khoom siv: 18CrNiMo7-6● Module: 6M● Kev kho cua sov: Carburizing● Hardness: 60HRC● Kev Kawm Qib Siab: DIN6
● Khoom siv: 4140H● Module: 3M● Kev kho cua sov: Carbonitriding● Hardness: 700HV● Kev Kawm Qib Siab: GB7
● Khoom siv: SUS304● Module: 3M● Kev kho cua sov: NA● Hardness: 180HB● Kev Kawm Qib Siab: DIN6
● Khoom siv: 8620H● Module: 6M● Kev kho cua sov: Carburizing● Hardness: 58HRC● Kev Kawm Tau Zoo: ISO6 / JIS2
● Khoom siv: 1045● Module: 2M● Kev kho cua sov: Induction hardening● Hardness: 50HRC● Kev Kawm Tau Zoo: ISO7
● Khoom siv: 16MnCr5● Module: 9M● Kev kho cua sov: Carburizing● Hardness: 62HRC● Kev Kawm Qib Siab: DIN5
● Khoom siv: Hlau 8620H● Module: 3M● Kev kho deg: Carburization● Hardness: 58HRC● Kev Kawm Qib Siab: AGMA11
● Khoom siv: 30CrNiMo8● Module: 5M● Kev kho cua sov: ARCOR QPQ Nitriding● Hardness: 800HV● Kev Kawm Qib Siab: DIN 7
● Khoom siv: 20MnCr5● Module: 4M● Kev kho cua sov: Carburizing● Hardness: 58HRC● Kev Kawm Qib Siab: DIN 6
● Khoom siv: 17CrNiMo6
● Module: 4M
● Kev kho cua sov: Carburizing
● Hardness: 58HRC
● Kev Kawm Tau Zoo: ISO 5