发布时间:2025-01-26 14:58:48
材质600球墨铸铁可以焊接的,相对强度可以选用WEWELDING777铸铁焊条,抗拉强度480MPA,抗裂比较好,在焊接QT600的铸铁时可以冷焊工艺焊接,小电流小规范焊接,3.2的焊条电流控制在90-110A电流焊接,窄焊道不要摆弧焊接。
出租屋马桶抽水的声音总是很大怕影响人休息有什么好的隔音措施吗
2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48三门冰箱中门和冷冻两个门在打开的时候发现里面门的上方边沿有水冰箱是不是在漏冷气呀是不是坏了
2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48 2025-01-26 14:58:48