Which of the following formula generally used for low carbon steel? Electrode tip diameter = 0.10’’ + 2t, t = thickness in inches Electrode tip diameter = 0.20’’ + 4t, t = thickness in inches Electrode tip diameter = 0.30’’ + 6t, t = thickness in inches Electrode tip diameter = 0.40’’ + 8t, t = thickness in inche

Q: Explain the principle behind the following Steelmaking Process. OPEN HEARTH PROCESS BESSEMER…

A: We have given Explain the principle behind the following Steelmaking Process. OPEN HEARTH PROCESS…

Q: d) Plastic forming where uniaxial tensile and compression stress occurs in the material method is…

A: for d).In plastic deformation process in wire drawing and in deep drawing uniaxial tensile stress is…

Q: 5) In soft soldering a low melting range alloy of tin and lead is used as filler metal. Select one:…

A: It is true

Q: (4) The average flow stress is the flow stress multiplied by which of the following factors: (a) n,…

A: “Since you have asked multiple question , we will solve the first three questions for you. If you…

Q: 5) The solidification of weld metal involves nucleation and grain growth, when No filler metal is…

A: Answer D. All of the above

Q: QI Define five of the following with sketch. 1-Taper turning 2- Light alloys 3- AA2024 4- Rolling 5-…

A: Taper turning is a turning technique in which the cutting tool travels at an angle to the…

Q: stiffness of the shaft, the general measures are

A: Solution.  The stiffness can be increased by. Replace carbon steel with alloy steel Surface…

Q: If we use a 4340; 4140; 8640; 5140; 1040 steel, what would be the hardness number at the center of…

A: First go to Figure below and draw a horizontal line from 1.5 in. diamater and intersect it with…

Q: Which of the following are the assumptions in designing boiler joints? I. Crushing stress varies…

A: Write the assumptions used in the designing of the Boiler joints: The load is equally distributed…

Q: various types of steel. Identify SEVEN (7) characteristic of high carbon

A:

Q: 13.Brass metal has high melting point.

A: Melting point of brass is 930 degree centigrade at atmospheric pressure.

Q: Why may ultimate strength be greater than rupture strength?

A: The given problem is for ductile materials because for brittle materials there is no plastic…

Q: Fill in the blank Q. State the greatest advantage of HSLA steels over plain carbon steels for use…

A: Let us discuss importance and benefit of HSLA over plain carbon steel.

Q: 8) Which of the following formula generally - used for low carbon steel? OElectrode tip diameter =…

A: When the electrode tip is too small , the nuggets will be form too small and weak , and when it is…

Q: Q4/ - B- State the purpose of case hardening of steel?

A: Case-hardening is also known as surface hardening, in this process the surface of a metal object is…

Q: For machine metals chips break due to the ----of the word pieces metal material? -Toughness…

A: No option is correct.

Q: What is the basic unit for length?

A: Solution Length → The measurement of something from end to end is called length

Q: A soldering iron 'bit' is made of?    A.Brass    B.Tin    C.Steel    D.Copper

A: We can find the answer as below A soldering iron 'bit' is made of?

Q: 3/. In BS designation of system, if the first three digit is 423 then the type of steel is _________…

A:

Q: All other conditions being the same which metal would be more plastic and ductile a fine grained…

A:

Q: High c/a-ratio metals such as Zn will have the following property? (b) having high r-value (d) all…

A: Solution: Zn having Hexagonal closed packing structure has c/a ratio of the order of 1.856 with…

Q: What is the Constant Load and Cross-Sectional Area?

A: Load: The load is a force that caused the stresses, deformation, and acceleration in the bodies.…

Q: Where is a bent material most likely to fail?

A: Let us take an example. Consider any beam applied with external bending  moment . This beam…

Q: 5- Which of the following material can be used to produce Tools a. Glasses b. Elastomers c. High…

A:

Q: A hollow steel has an outside diameter of 5in. and it's inside diameter is 4in. What is the…

A: Given data Outside diameter = 5 in Inside diameter = 4 in

Q: 1/2-inch thick steel bar is welded to the vertical support A) Calculate the allowable load if the…

A: Given data as per the question h = 3/16 = 4.7625 mm d =4'' = 101.6 mm L =12''=304.8 mm

Q: Pipes for bicycle frames are made of (A) Cold rolled steel (B) Hot rolled steel (C) Forged stee

A: Given: Pipes for bicycle frames are made of,

Q: QI Define five of the following with sketch. 3- AA2024 4- Rolling 5- Wire drawing 1-Taper turning 2-…

A: Taper turning is a turning technique in which the cutting tool travels at an angle to the…

Q: Which of the following formula generally used for low carbon steel?

A:

Q: Which one of the following material has the sheet metal applications O a. Mild steel O b. Cast iron…

A: Sheet metal is metal forming process which is used for forming into sheets

Q: What makes stainless steel corrosion resistant?

A: It is well known that stainless steel is the iron-based alloy. It is used in making many components…

Q: Consider an 18-8 Mo stainless (Figure 8.35) that is exposed to a temperature 500C (773K). What is…

A: Given: t = 5 years and t = 20 years Temperature T = 773K

Q: material would be used for high strength requirements?  Low alloy steels via appropriate heat…

A: Ans: third option is correct. AISI 1040 or 1045

Q: Define the following terms: Sagging, Hogging, Point of Contraflexure?

A:

Q: a. which one has a better stiffness? gold or tungsten? b. which one is more ductile? low carbon…

A:

Q: temperature

A: An I-beam made of 4140 steel is heat treated to form tempered martensite. It is then welded to a…

Q: Plain carbon steel The block of an internal combustion engine Condensing heat exchanger for steam…

A: The block of an IC engine: (Grey cast iron):  It has high compressive strength which makes it…

Q: Describe the function of a double-acting cylinder. Which differences between advancing and…

A: given ; Describe the function of a double-acting cylinder. Which differences between advancing and…

Q: What is the thickness of steel?

A: To find thickness of steel.

Q: (b) Mention four types of steel and their specific applications.

A: Given: b) Mention four types of steel and their specific applications.

Q: Comparison: Indicate if , or = Better Stiffness: Gold Tungsten

A: Subject : material science

Q: Hard soldering uses alloy of silver and _______ metal. a. Zinc b. Tin c. Lead d. Copper

A:

Q: What is the internal axial force in a member?

A: Whenever any load applied on a member the material of the object opposes its action in the opposite…

Q: Cold working helps increase the toughness of the steel. True or fa

A: Explanation It is the process of plastic deformation of steel at the room temperature. After cold…

Q: 7) Wear and corrosion resistant components such as cutlery equipment and razor blades are typically…

A: The main alloying elements in austenitic stainless steel is given below: Nickel: approx 8 to  11% ,…

Q: 2. List any four reasons why factor of safety is necessary while choosing the material.

A: The factor of safety is defined in the following two ways: For the ductile materials, the factor of…

Q: What are steel sections?

A: Steel sections are the bread and butter of steel fabrication. The planners, architects and engineers…

Joining Processes

It is the process of permanent or temporary joining of two metal pieces with the help of heat or pressure. Two metal parts are assembled by applying an energy source for the formation of a single unit. The obtained joined metals cannot be fragmented easily with the application of any force.