| Product name：KCH-65CZ-O |
| Classification：- |
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- Weld metal contains massive carbide precipitates structure.
- The maximum number of layers is two.
- Weld metal is unable to be machined, but it can be grounded if necessary.
- It is suitable for high abrasion with low impact conditions, such as coal grinding rolls, blast furnace dome and parts of crushers.
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Welding Instruction |
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(1) PWHT is not needed for the weld metal. (2) Use carbon gouging electrode to remove the old hardfacing layer before welding. |
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Typical Chemical Composition of Weld Metal (wt. %) |
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C |
Si |
Mn |
Cr |
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4.70 |
1.30 |
2.50 |
27.80 |
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Typical Hardness of Weld Metal |
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1st layer |
2nd layer |
3rd layer |
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Hardness（HRC） |
60~63 |
62~65 |
64~66 |
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Size and Suggested Operating Range (DC+) |
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Size (mm) |
Voltage （V） |
Current（A） |
ESO（mm） |
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2.8 |
28~33 |
350~400 |
50~70 |
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No.8, Luke 3rd Rd., Luzhu Dist., Kaohsiung City 821, Taiwan (R.O.C.) TEL:886-7-6955155 FAX:886-7-6955166
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