异种金属间的焊接性 2015/4/24 作者:未知 来源:网络文摘 阅读：704 异种金属间的焊接性金属名称 铬 钢 镀锡铁皮 镀锌铁皮 锌 镉 锡 铅 钼 镁 铝 紫 铜 青 铜 黄 铜 镍铜合金 镍铬合金 镍 不 锈 钢 碳 钢 碳钢 ● ● ● ● ● ● ● ● ● ● ● ● ● 不锈钢 ● ● ● ▲ ▲ ▲ ● × ● ● ● ● ● ● ● 镍 ● ● ● ▲ × × ● ○ ● ● ● ● ● ● 镍铬合金 ● ● ● ○ ● ● ▲ ● ▲ ● ● ● ● ● 镍铜合金 ▲ ● ● ○ ● ● × × ○ ● ● ● ● 黄铜 ▲ ● ● ○ ● ● × × ▲ ▲ ● ● ● 青铜 ● ● ● ○ ● ● × ○ ● ● 纯铜 × ● ▲ ● × × ▲ ● ● ● 铝 ● ● 镁 ● 钼 ● ▲ ▲ ● ● ▲ 铅 ● ● ▲ ● ● ● 锡 ● ● ▲ ● ● 镉 ▲ ▲ ○ ● 锌 ● ● ● ● 镀锌铁皮 ● ● ● 镀锡铁皮 ● ● 铬钢 ● 注：●-焊接性好； ○-焊接性尚好，但焊缝脆弱； ▲-焊接性不好； ×-不能焊接； 空白-未经试焊
