Copper Flashcards
How many types of copper is there
5
Type K copper is?
Color
Lengths
Hard or soft
Green
Hard temper 12-20foot
Soft temper coil up too 100foot
Both
Type L copper is
Color
Hard or soft tempers
Length
Blue
Hard &soft
Hard 12-20foot
Soft 60
Type M copper is
Color
Tempers
Lengths
Red
Hard only
12-20foot
Type H copper is
Color
Use
White
No longer available
Type DWV copper is Use Color Lengths Temper
Drainage
Yellow
12-20foot
Hard
What type and Color of copper tubing may not be bent?
Type M
Red copper
Three techniques for joining copper fittings are
Soldering
Compressing
Flaring
What method for joining fittings to copper is the strongest
Double flair
What type of copper with used for water service lines
Type K and type L
Type of copper used for hot and cold water distribution lines
K
L
M
Type of copper used for drainage soil and waste vent lines
DWV commonly
But also K
L
M
Wire solder thickness is indicated by the______?
B&S . (Brown &and sharpe)
Wire gauge
Which is the same as the American wire gauge (AWG)
What is the difference between copper pipe in copper tube.
Copper pipe is measured by the inner diameter but also the outer diameter
Copper tube has thinner walls than copper pipe and is measured from the inner diameter
Copper tubing is a _____ temper
Soft
Compression fittings are typically manufactured from________?
Barstock brass.
Which joining technique for copper is the oldest and most widely used method
Soldering
“hard soldering” is classified as Any soldering procedure that uses temperatures_________.
Above 575°C 1000°F
Soft soldering is classified as any soldering procedure that uses temperatures_______.
Below 575°C 1000°F
Before Sauders completely molten what is it referred to
Plastic or mushy stage
Deciding factors for proper selection of Sauter are?
Max temperature of the fluid in tube
Pressure of the fluid’s
Tubing size
High-pressure type of compression fittings are rated for
10,000 psi
Three different types of flaring methods
SAE 37°
SAE 45°
inverted flare
Capillory action is known as
The flow of liquid when it is drawn into a small opening between wetted surfaces
