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  • D507MoNb閥門堆焊焊條
  • D507MoNb閥門堆焊焊條

D507MoNb閥門堆焊焊條

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價格:電議
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寶源特種高溫耐磨焊條廠
  • 聯系人:李經理
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  • 地區:河北 邢臺
產品分類
熱銷產品
D507MoNb閥門堆焊焊條 符合 GB EDCr-A1-15

說明: D507MoNb是低氫鈉型藥皮的1Cr13型閥門堆焊焊條,采用直流反接,由于藥皮中加入了適量的Mo、Nb等強化穩定元素,故堆焊金屬具有較好的抗氧化性和抗裂紋性能。

用途: 用于工作溫度在450℃以下的中、低壓閥門密封面的堆焊。

熔敷金屬化學成分(%)
化學成分
C
S
P
Mo
Cr
Nb
其它元素總量
保證值
≤0.15
≤0.030
≤0.040
≤2.50
10.0~16.0
≤0.50
≤2.50
堆焊層硬度: (焊后空冷)HRC≥37
參考電流 (DC+)
焊條直徑(mm)
φ3.2
φ4.0
φ5.0
焊接電流(A)
80~120
120~160
160~190
注意事項:
1.焊前焊條須經300-350℃烘焙1h。
2.焊前焊件不預熱,焊后不需熱處理。
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