商鋪名稱：南宮市翔宇耐磨焊條廠
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Trade- Mark 牌 號 |
Equivalent to China Standard 相當國標 |
Characteristics & application 特性和用途 |
Equivalent to AWS 相當AWS |
|
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. HRc38-47，耐熱、耐蝕、耐磨。堆焊高溫工件如熱剪切刀刃 |
ECoCr-A |
|
D 812 |
EDCoCr-B-03 |
HRc45-50. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as internal-combustion engine valve. HRc45-50，耐熱、耐蝕、耐磨。堆焊高溫工件如內燃機閥 |
ECoCr-B |
|
D 822 |
HRc≥53. Resistance to Wear and heat, bad shock resistance. Hardfacing of rotating blade wheel of boiler. HRc≥53，耐熱、耐磨，但抗沖擊性差。堆焊鍋爐旋轉葉輪 |
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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. HRc≥50，耐熱、耐磨。堆焊高溫工件如熱軋導軌 |
ECoCr-C |
|
D 842 |
EDCoCr-D-03 |
HRc28-38. Corrosion and thermo-fatigue resistance, work harding. Hardfacing of hot forging die. HRc28-38，耐蝕、抗熱疲勞，具有加工硬化性。堆焊熱鍛模 |
D802鈷鉻鎢合金焊芯的鈷基堆焊焊條，采用直流反接，堆焊金屬在650℃工作仍能保持良好的耐磨性和耐腐蝕性，用于要求在650℃左右工作仍能保持良好的耐磨性和耐腐蝕性的場合，或承受沖擊和冷熱交錯的部位，如堆焊高溫高壓閥門及熱剪切刀刃等。
熔敷金屬化學成分/%
C-0.70～1.40 Si≤2.0 Mn≤2.0 Cr-25.0～32.0 Fe≤4.0 W-3.0～6.0 其他≤4.0 Co-余量
堆焊層硬度HRC≥40
D812鈷基堆焊焊條
D812鈷鉻鎢合金焊芯的鈷基堆焊焊條，采用直流反接，堆焊金屬在650℃工作仍能保持良好的耐磨性和耐蝕性，用于高溫高壓閥門、高壓泵的軸套筒和內襯套筒以及化釬設備的斬刀刃口等
熔敷金屬化學成分/%
C-1.00～1.70 Si≤2.00 Mn≤2.00 Cr-25.0～32.0 Fe≤5.0 W-7.0～10.0 其他≤4.0 Co-余量
堆焊層硬度HRC≥44
