D 802 |
EDCoCr-A-03 |
HRc38-47. Resistance to heat,
wear and corrosion. Hardfacing of high temperature part such as the
edge of thermo-cutter. |
ECoCr-A |
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D 812 |
EDCoCr-B-03 |
HRc45-50. Resistance to heat,
wear and corrosion. Hardfacing of high temperature part such as
internal-combustion engine valve. |
ECoCr-B |
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D 822 |
|
HRc≥53. Resistance to Wear and
heat, bad shock resistance. Hardfacing of rotating blade wheel of
boiler. |
|
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D 832 |
EDCoCr-C-03 |
HRc≥50. Wear and heat
resistance. Hardfacing of high temperature part such as hot-rolling
guided way. |
ECoCr-C |
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D 842 |
EDCoCr-D-03 |
HRc28-38. Corrosion and
thermo-fatigue resistance, work harding. Hardfacing of hot forging
die. |
|
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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 |
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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. |
|
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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 |
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