WorksheetsCopper and Plastic Piping
Total questions: 21
Worksheet time: 11mins
The organization that establishes manufacturing standards for copper tubing is ______.
SAE
CDA
ASTM
ASHRAE
What type of Copper Tubing has the thinnest wall?
Type K
Type M
TYPE ACR
Type L
As Copper Tubing wall thickness increases the inside diameter decreases.
True
False
What type of copper tubing can be used with ammonia refrigeration systems?
Type K
Type DWV
Type L
None
When soldering or brazing the filler metal has to have a higher melting point that the base metal.
True
False
A ferrule is utilized as a part of a copper tubing and plastic tubing mechanical joining process.
True
False
The term anneal is part of a heat-treating process to make soft copper tubing.
True
False
Hard-drawn copper tubing means that it has been heated and drawn through several dies forming its shape and size.
True
False
Which type of copper tubing would have a wall thickness of 0.065"?
Type M
Type L
Type DWV
Type K
When considering outside dimensions, that means we use the measurement between the inside walls to calculate the tubing size?
True
False
What is the primary use of Type L copper tubing?
Plumbing and heating purposes
Refrigeration systems
Underground service lines
None of the above
Which organization is responsible for the standardization of copper tubing sizes?
ASHRAE
ASTM
CDA
SAE
True or False: The process of annealing is used to harden copper tubing.
True
False
Plastic piping cements take longer to cure in hot weather conditions.
True
False
not sure
The same in hot and cold envirnoments
In wet environments, plastic piping cure times for PVC solvent-cement joints should be longer by ___.
20%
35%
50%
65%
What is one reason a tubing cutter is used to cut copper tubing instead of a hacksaw?
tubing cutters do not leave jagged and rough edges.
stronger joints will result.
tubing can be cut off at an angle.
it does not leave a ridge in side of the tubing.
Which of the following are correct about push-to-connect copper tubing fittings?
These are made for steel applications.
These are designed to reuse many times.
Some fitting come with a easy removal tool.
They are common to high pressure applications.
When swaging copper tubing a ferrule is need to make a proper connection.
True
False
When working with a pressure relief valve on a nitrogen pressure test set the relieve pressure should be set at _____.
safe work pressure
50% high than the required test pressure
1 to 2 psig above the required test pressure
thew highest setting on the nitrogen regulator
Which plastic piping is widely use in the construction industry?
PVC
PEX
ABS
CPVC
The smaller the copper tubing, you would expect it to require the closest support (hanger) spacing?
True
False
