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Participation: Reward of 3~5 wealth points; Correct answer: Reward of 10 wealth points ; Note: This post is valid for 48 hours. Question: What metal materials can meet the conditions for gas cutting? Answer: There is pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel. Use your fingers to get involved – our ultimate goal is for everyone to acquire knowledge. http://bbs.hcbbs.com/static/image/hrline/1.gif http://bbs.hcbbs.com/static/image/hrline/2.gif The answers will be announced automatically after two days. 【Daily Question】Summary post for 2017 on the catalytic coking and reforming oil blending version: http://bbs.hcbbs.com/thread-1811219-1-1.html 【Q&A】Summary post for 2017 on the catalytic coking and reforming oil blending version: http://bbs.hcbbs.com/thread-1826018-1-1.html
Pure iron, low-carbon steel, medium-carbon steel, low-alloy steel, and titanium
There is pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel
The main metal materials include pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel
There are metal materials such as pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel
The main metal materials include pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel.
The main metal materials include pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel.
There is pure iron, low-carbon steel, medium-carbon steel, low-alloy steel, and titanium
The main metal materials include pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel.
There are metal materials such as pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel.
There is pure iron, low-carbon steel, medium-carbon steel, and ordinary low-alloy steel