钴基焊丝
|
S 111 |
C1 Cr29 W5 |
HRc38-47. Resistance to wear and corrosion at high-temperature. Hardfacing of high temperature and pressure valve. |
ECoCr-A |
|
S 112 |
C1.5 Cr29 W8 |
HRc45-50. Resistance to wear and corrosion at high-temperature. Hardfacing of valve and hot-rolling pass. |
ECoCr-B |
|
S 113 |
C2.5 Cr30 W17 |
HRc≥55. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of screw
charging carriage. |
|
|
S 114 |
C2.5 Cr30 W12 |
HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone
bit. |
ECoCr-C |
898995850
