1
RED SEAL IPT Exam 2 Questions 100% Correct
Solutions
Which of the methods below is not used for steel pipe manufacturing? -
(answer)Type L, lap welded
Pipe is classed as either seam welded or seamless manufactured. True or False?
Pg 2,4,6 - (answer)True
The standards for A-53 and A-106 are established by who? - (answer)ASTM
A- 53 is a commonly used pipe. All A-53 pipe is classified as A-53, Grade B. True or
False? Pg 12 - (answer)False
What are the three general weight or wall thickness classifications for steel pipe?
- (answer)Standard, Extra Strong or Extra Heavy, Double Extra Strong or Double
Extra Heavy
For any steel pipe size: The ________ is the constant and the ________ varies. -
(answer)The O.D. is constant and the I.D. varies
The pipe abbreviation NPS means: - (answer)Nominal Pipe Size
Steel pipe in sizes up to 12" (300mm) are larger in outside diameter than their
normal size, and pipe in sizes over 12" have an outside diameter corresponding to
the nominal size. True or False? Pg 13,18 - (answer)True
, 2
Wall thickness for standard weight pipe and schedule 40 are identical through the
entire size range. True or False? Pg 14 - (answer)False
What is the actual outside diameter of an 8" (200mm) steel pipe? - (answer)8.625
inches (219mm)
List 4 basic pipe finishes which are commercially available - (answer)Threaded,
Plain, Beveled and Grooved
Threaded couplings supplied on pipe sizes up to 2" (50mm) are ___________
threaded; while all extra strong and double extra strong supplied couplings are
__________ threaded. - (answer)Parallel, Taper
All steel pipe manufactured in North America under the ASTM, API or CSA
standard will have identical specification markings. True or False? Pg 48 -50 -
(answer)False
The commonly used steel pipe, referred to as black iron pipe, has a lacquer finish
to prevent corrosion. True or False? Pg 51 - (answer)True
Wrought iron pipe is another name for wrought steel pipe. True or False? Pg 53 -
(answer)False
, 3
State the two main advantages of stainless steel pipe over carbon steel pipe -
(answer)Improved corrosion resistance, higher temperature resistance
Copper and red brass pipe is actually tubing. Therefor the outside diameter is not
the same as steel pipe for sizes up to 12 inch (300mm). True or False? Pg 59 -
(answer)False
Cast iron pressure pipe was originally designed for underground service. In
modern-day construction projects for gas, water, or other liquids it is: -
(answer)Being replaced by plastic pipe
Cast iron steel pipe is still commonly used in many commercial buildings because:
- (answer)Some building code regulations prohibit plastic pipe
What is a typical use of silicon iron pipe? - (answer)Laboratory drainage and
waste
What are two basic categories of plastic pipe? - (answer)Thermoplastic and
thermoset
ABS and PVC are types of thermoset plastic pipe. True or False? Pg 69 -
(answer)False
Plastic metal composition pipe uses a ___________ Core laminated between
interior and exterior layers of _____________. - (answer)Metal, thermoplastic
, 4
Plastic metal composition pipe results in a pipe that is as ________________ as a
plastic pipe, and has the _______________ of a steel pipe. - (answer)Durable,
strength
ABS pipe, rated at 230 psi (1590 kPa), is ____________ in color. - (answer)Blue
grey
PVC pipe can be joined by the following methods: - (answer)Cementing, O rings,
threading, grooved joints, and flanging
PVDF pipe has a maximum operating temperature of 280°F (138°C) and is safely
used for: - (answer)Wet and dry chloride, bromine, pure water and halogens
When solvent cementing plastic pipe, the joining surfaces are softened by: -
(answer)Primer, cement, primer and cement combination
What schedule of pipe is recommended for threading? - (answer)Schedule 80
What is used to keep a plastic pipe round while threading? - (answer)Aluminum
or wooden plugs
Plastic pipe flanges are manufactured to the same dimensions as: - (answer)ANSI -
150 lb steel flanges
RED SEAL IPT Exam 2 Questions 100% Correct
Solutions
Which of the methods below is not used for steel pipe manufacturing? -
(answer)Type L, lap welded
Pipe is classed as either seam welded or seamless manufactured. True or False?
Pg 2,4,6 - (answer)True
The standards for A-53 and A-106 are established by who? - (answer)ASTM
A- 53 is a commonly used pipe. All A-53 pipe is classified as A-53, Grade B. True or
False? Pg 12 - (answer)False
What are the three general weight or wall thickness classifications for steel pipe?
- (answer)Standard, Extra Strong or Extra Heavy, Double Extra Strong or Double
Extra Heavy
For any steel pipe size: The ________ is the constant and the ________ varies. -
(answer)The O.D. is constant and the I.D. varies
The pipe abbreviation NPS means: - (answer)Nominal Pipe Size
Steel pipe in sizes up to 12" (300mm) are larger in outside diameter than their
normal size, and pipe in sizes over 12" have an outside diameter corresponding to
the nominal size. True or False? Pg 13,18 - (answer)True
, 2
Wall thickness for standard weight pipe and schedule 40 are identical through the
entire size range. True or False? Pg 14 - (answer)False
What is the actual outside diameter of an 8" (200mm) steel pipe? - (answer)8.625
inches (219mm)
List 4 basic pipe finishes which are commercially available - (answer)Threaded,
Plain, Beveled and Grooved
Threaded couplings supplied on pipe sizes up to 2" (50mm) are ___________
threaded; while all extra strong and double extra strong supplied couplings are
__________ threaded. - (answer)Parallel, Taper
All steel pipe manufactured in North America under the ASTM, API or CSA
standard will have identical specification markings. True or False? Pg 48 -50 -
(answer)False
The commonly used steel pipe, referred to as black iron pipe, has a lacquer finish
to prevent corrosion. True or False? Pg 51 - (answer)True
Wrought iron pipe is another name for wrought steel pipe. True or False? Pg 53 -
(answer)False
, 3
State the two main advantages of stainless steel pipe over carbon steel pipe -
(answer)Improved corrosion resistance, higher temperature resistance
Copper and red brass pipe is actually tubing. Therefor the outside diameter is not
the same as steel pipe for sizes up to 12 inch (300mm). True or False? Pg 59 -
(answer)False
Cast iron pressure pipe was originally designed for underground service. In
modern-day construction projects for gas, water, or other liquids it is: -
(answer)Being replaced by plastic pipe
Cast iron steel pipe is still commonly used in many commercial buildings because:
- (answer)Some building code regulations prohibit plastic pipe
What is a typical use of silicon iron pipe? - (answer)Laboratory drainage and
waste
What are two basic categories of plastic pipe? - (answer)Thermoplastic and
thermoset
ABS and PVC are types of thermoset plastic pipe. True or False? Pg 69 -
(answer)False
Plastic metal composition pipe uses a ___________ Core laminated between
interior and exterior layers of _____________. - (answer)Metal, thermoplastic
, 4
Plastic metal composition pipe results in a pipe that is as ________________ as a
plastic pipe, and has the _______________ of a steel pipe. - (answer)Durable,
strength
ABS pipe, rated at 230 psi (1590 kPa), is ____________ in color. - (answer)Blue
grey
PVC pipe can be joined by the following methods: - (answer)Cementing, O rings,
threading, grooved joints, and flanging
PVDF pipe has a maximum operating temperature of 280°F (138°C) and is safely
used for: - (answer)Wet and dry chloride, bromine, pure water and halogens
When solvent cementing plastic pipe, the joining surfaces are softened by: -
(answer)Primer, cement, primer and cement combination
What schedule of pipe is recommended for threading? - (answer)Schedule 80
What is used to keep a plastic pipe round while threading? - (answer)Aluminum
or wooden plugs
Plastic pipe flanges are manufactured to the same dimensions as: - (answer)ANSI -
150 lb steel flanges
