Category 类别 |
Trade 牌号 |
Chemical composition 主要成份(%) |
Characteristics & application 特性和用途 |
Equivalent to AWS 相当AWS |
Hardfacing
硬
面
堆
焊 |
S 101 |
C3 Cr28 Ni4 |
HRc48-54. Resistance to wear, gas corrosion and oxidation. Hardfacing of bucket tooth and case pump. |
|
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 |
|
Copper alloys
铜
合
金 |
S 201 |
Sn1 Si0.3Mn0.3 |
Good mechanical properties and crack resistance. Gas welding and argon arc welding of red copper. |
ERCu |