Q & A details -铸造碳化钨气焊条能不能堆焊在304不锈钢上?
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铸造碳化钨气焊条能不能堆焊在304不锈钢上?

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铸造碳化钨气焊条能不能堆焊在304不锈钢上?

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  • 0861788249

    0861788249 2017-01-24 09:45:15

    可以,给你焊接温度条件 1.焊前焊条须经300-350℃烘焙1h。 2.堆焊件为碳钢时预热温度在300℃以上,堆焊件为低合金钢时预热温度为400-500℃,堆焊件为不锈钢时预热温度为600-650℃。 3.低合金钢及不锈钢焊后须经700℃退火。

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