Correct Answers
What is the key element that influences the properties of iron? - Answer alloying
element are usually added with iron to improve its characteristics.
How does carbon steel differ from alloy steel? - Answer Iron is the major element in
carbon steel where alloy steel contains more than one alloying element other than
carbon . about 95% of carbon steel is composed of iron.
Why does stainless steel resist corrosion? - Answer due to the presence of chromium in
stainless steel. Chromium produces thin, hard and invisible layer over the surface which
resists corrosion.
What are the purposes of the various types of drawings used for the design and erection
of structural - Answer Design drawings indicate type of construction to be implemented.
The location of anchor bolts in the foundation is also indicated on the erection plan.
What are the commonly used fastening methods for joining structural steel members? -
Answer Riveting, bolting and welding
How can specific tension values be ensured when bolting structural steel members? -
Answer Bolting is the common method to join structural steel members. In order to
develop specified tension valves, bolts are tightened with calibrated torque wrenches.
What techniques can be used to provide for the stability of a structural steel frame? -
Answer Rigid frame, braced frame, rigid core, shear wall, bundled tube, mega frame.
What are the two types of beam connections? - Answer Framed connections and seated
connections.
, What is the difference between bearing type and friction-type connections? - Answer
The fasteners bear against the sides of the holes in the connections. In friction, The
fasteners are tightened on the clamp and the connected parts are under high pressure.
What techniques are used to provide fire protection for structural steel framing? -
Answer Insulating it with concrete, concrete block, hollow clay tile also protect it. Also is
light weight plaster, fire resistant sheet.
What is a truss? - Answer a co planer assembly of structural members connected at their
ends.
What are the two types of framed beam to column connections? - Answer Simple
connections and moment connections
What are some methods used for stabilizing structural steel frames? - Answer Diagonal
bracing
•Moment-resisting frame
•Shear walls
What is the key element that influences the properties of iron? - Answer Alloying
elements are usually added with iron. Pig iron, pure iron.
What is the role of the fabricator in providing structural steel for a project? - Answer To
detail the project with structural steel, fabricate, and mark the necessary pieced while
producing shop drawings which will clearly explain the installation.
Why are the anchor rod plan/anchor rod survey so critical to erecting structural steel? -
Answer