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This post was last edited by HSLJHZ on 2016-1-27 at 09:53. In order to increase the popularity of the heat exchange section, a \"Question of the Day\" activity has been introduced in the tower equipment section; this helps to foster an active atmosphere for technical exchanges while also providing members with financial rewards. A beginner’s attempt at posting – please offer lots of guidance. [Daily Question] What size crane is needed to carry out maintenance on a rod mill with a diameter of 3.2 meters and a length of 5.5 meters? @liuquan1100 @wozhangdujin @Firefly @Huachang Refining @xuqinger @Cleaner @Wang Tianze @TheWiseNeverGetsConfused @sdwfsgyykai @WatcherStars @*lihuagong Correct answer: Post your answer in the replies to participate; +5 wealth points will be awarded (automatic addition of wealth points is set, and no additional points or comments will be given if your answer is incorrect). An additional 3–8 wealth points will be given if all questions are answered correctly. Extra wealth points will also be awarded for thorough analysis and explanations of the questions or answers, or for detailed calculation processes. If your answer is correct and your analysis is accurate, it will be marked as the best reply (or the best assistance). Feel free to answer the questions. Note: We will close this post after 24 hours to announce the answers and explanations, as well as the best response (the best help). Charisma Reward: If you post a topic in this section within two days to provide a detailed explanation of the knowledge points covered in this question, please reply to this post to inform us, and we will have a moderator grant you charisma points. It is not allowed to simply copy and paste; original content is preferred, with at least some organization by the user along with personal insights. After registration, we will rank participants based on the content of their posts: the last-place participant will receive +1 charm, the second-to-last +2 charm, and so on, with the highest score earning +5 charm.
I’m very sorry; I really don’t know
There should be a crane in the mill building!
What material is your rod mill made of? ! ! ! ! ! ! ! ! ! ! ! ! !
The crane can only lift small objects weighing a few tons; as the original poster mentioned, the cylindrical shell of this mill alone weighs dozens of tons. The common method used in construction is to employ a crane in combination with a winch for lifting. Depending on the equipment weight, a 100-ton crane may be used