The calculation formula of carbon equivalent of the IWS considers the influence of () on weldability. A:chemical composi 点我阅读全文
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
If the carbon content of a type of steel is 0.1%, this steel is a kind of ( ). A:medium-carbon steel B:HTLA steel C:high 点我阅读全文