Taw qhia
| Tshuaj muaj pes tsawg leeg | C | Mn | Si | Cr | P | S |
| % | 0.19-0.74 Nws | 0.40-1.10 Nws | 0.40-1.30 Nws | 0.80-3.10 Nws | ≤ 0.018 | ≤ 0.15 |
| Mo | Ni | Hardness | Hardness | V-notch impact test (pin area) | V-notch impact test (chaw ua haujlwm) | |
| 0.20-0.85 Nws | 0.5-1.0 | 300-400 HB | 550-600 HB | 18-19J/cm2 | 15-17J/cm2 |
Nta
Siab hardness:Qhov chaw ua haujlwm ntawm lub taub hau rauj muaj qhov tawv ntawm HB300-400, uas tuaj yeem tiv taus hnav thiab tsim kua muag.
High toughness:Lub installation qhov ntawm lub taub hau rauj muaj hardness ntawm HB550-600, uas muaj zoo toughness los tiv thaiv puas.
Lub neej ua haujlwm ntev:Lub taub hau rauj muaj lub neej ua haujlwm ntev, uas yog 2-2.5 npaug ntawm manganese hlau.
Daim ntawv thov
Peb cov tsis tshua muaj hlau nruab nrab carbon steel dual hardness rauj yog dav siv nyob rau hauv cov hlau recycling, roj hmab crushing, seem tsheb recycling industries. Nws yog tsim rau crushing thiab sib tsoo ntawm ntau yam ntaub ntawv nyuaj, xws li steel phaj, roj hmab, ntoo, txhuas phaj, thiab lwm yam.
Qhov zoo
Kev ua haujlwm siab: Lub taub hau rauj sib txuas qhov zoo ntawm qhov siab hardness thiab siab toughness.
Lub neej ua haujlwm ntev: Lub taub hau rauj muaj lub neej ua haujlwm ntev.
Kev siv ntau yam: Lub taub hau rauj yog siv dav hauv ntau yam kev lag luam.
Xaus
Peb cov qis alloy nruab nrab carbon steel ob chav hardness rauj yog cov khoom lag luam zoo uas tau txais txiaj ntsig zoo los ntawm cov neeg siv khoom. Nws yog qhov kev xaiv zoo rau cov neeg siv khoom uas xav tau lub taub hau rauj nrog kev ua haujlwm siab thiab ua haujlwm ntev.