The weldability of high-carbon steel is worse than that of low-carbon steel because high-carbon steel is with ( ). A:hig 点我阅读全文
With carbon equivalent ( ), the steel has a low tendency to harden and cold cracking? A:less than 0.50% B:less than 0.80 点我阅读全文
Weldability is not easily quantified, and can depend on a variety of factors, including ( ).A:operator and welder B:phy 点我阅读全文
When you weld HTLA steels, you’d better to take advantage of auto-tempering. A:对 B:错 答案: 错Auto-tempering occurs after we 点我阅读全文
Before designing welding procedure, we’d better to analyze the weldability of the workpiece. A:对 B:错 答案: 对To remedy the 点我阅读全文