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According to the carbon content,carbon steel can be divided into ()
发布时间:
2024-06-05 19:13:29
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相关试题
1.
According to their carbon content , iron-carbon alloys can be classified into the following types. ( ) 选项: A、Armco iron B、cementite C、carbon steel D、cast iron
2.
If the carbon content of a type of steel is 0.1%, this steel is a kind of ( ). A: low-carbon steel B: medium-carbon steel C: high-carbon steel D: HTLA steel
3.
If the carbon content of a type of steel is 0.1%, this steel is a kind of ( ).选项: A:low-carbon steel B:medium-carbon steel C:high-carbon steel D:HTLA steel
4.
According to their carbon content , iron-carbon alloys (铁碳合金) can be classified into the following types.( ) 选项: A、Armco iron (工业纯铁) B、cast iron (铸铁) C、carbon steel (碳钢) D、cementite (渗碳体)
5.
【单选题】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-carbon steel D.low-carbon steel
6.
The weldability of high-carbon steel is worse than that of low-carbon steel because high-carbon steel is with ( ).选项: A:higher carbon content B:higher toughness C:higher sulphur content D:lower melting point
7.
A plain-carbon steel contains 5.9 wt % hypoeutectoid ferrite. What is its average carbon content?
8.
Carbon or alloy steel with carbon content over ________ shall not be welded. 选项: A:0.25% B:0.45% C:0.55% D:0.35%
9.
According to carbon content, the steels are classified into low-carbon, medium-carbon, and high-carbon types.选项: A:正确; B:错误
10.
32判断 According to carbon content, the steels are classified into low-carbon, medium-carbon, and high-carbon types. 选项: A:正确; B:错误
11.
As for carbon steel, with the increase of carbon content within a certain range, which of the follows are correct? 选项:Fracture surface increasesHardness increasesC、The elongation increases D、Toughness increases
12.
An alloy of iron with more than 2% carbon is called .选项: A:carbon steel ; B:alloy steel ; C:cast iron; D:tool carbon steel
13.
What can steel be divided according to its use?
14.
( ) is an impurity component in carbon steel.选项: A:Carbon; B:Copper; C:Manganese; D: Silicon
15.
Common steels can be classified according to the carbon concentration, namely, into , and .
16.
1807. Aircraft flight control cable is the stranded steel cable used to actuate the controls of an aircraft The cable is made of either stainless steel or galvanized carbon steel 选项: A:A:The material used for the flight control cable may be the stainless steel. B:B:Aluminium alloy can be selected as material for the aircraft flight control cables. C:C:Galvanized carbon steel can never be used to make flight control cables.
17.
There is no steel not containing carbon.
18.
Aircraft flight control cable is the stranded steel cable used to actuate the controls of an aircraft The cable is made of either stainlessSteel or galvanized carbon steel 选项: A:The material used for the flight control cable may be the stainless steel. B:Aluminium alloy can be selected as material for the aircraft flight control cables. C:Galvanized carbon steel can never be used to make flight control cables.
19.
The carbon content in steels is ()
20.
The form of iron-carbon phase can be divided into ( ). 选项: A:Ferrite; B:Austenite; C:Cementite; D:Graphite
21.
The form of iron-carbon phase can be divided into ( ).选项: A:ferrite; B:austenite; C:cementite; D:graphite
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