Plumbing Materials

Question 1

For exposed and readily accessible drawn brass tubing trap, excluding urine

Answer 1

Gauge 17 B&S or 1.1mm thk.

Question 2

Restaurant kitchen and other special use sink bonderized and galvanized sheet

Answer 2

Gauge 16 B&S or 1.6mm thk,

Question 3

Continuous waste and fixture tailpiece - seamless brass

Answer 3

Gauge 20 B&S or 0.8mm thk.

Question 4

Thickness of copper pans or liners for shower subpan

Answer 4

Gauge 24 B&S or 0.5mm thk.

Question 5

Weight of asphalt felt for shower subpan materials

Answer 5

6.8kg

Question 6

Minimum weight of lead pan or liner for shower

Answer 6

19.6 kg/m^2 or 1.6mm

Question 7

Joint for bell and spigot (B&S) Cast iron soil pipes

Answer 7

Caulked joints

Question 8

Joint for asbestos pipe

Answer 8

Asbestos cement sewer pipe joints, cement mortar

Question 9

Pipe also known as Orangeburg pipe

Answer 9

Bituminous fiber sewer pipe

Question 10

Developed galvanized steel, more resistant to acid waste than steel pipe

Answer 10

Galvanized wrought iron pipe

Question 11

Pipe made of asbestos fibers and portland cement, embedment in concrete

Answer 11

Asbestos pipe

Question 12

The cheapest among sewer pipes, recommended for house sewer and septic tank installation

Answer 12

Bituminous fiber sewer pipe

Question 13

From mild steel, drawn through a die, welded, cast into 6-meter long pipe. Also easily corroded by alkaline and acid water

Answer 13

Galvanized steel pipe

Question 14

Lead bends and lead traps thickness

Answer 14

3.2mm

Question 15

Chemical -resistant glass-lined pipe, silicon iron pipe, lead pipe as vents serving acid or corrosive chemical thickness

Answer 15

3.2mm

Question 16

Metal condenser thickness

Answer 16

Gauge 12 or 2.77mm

Question 17

Steel septic tank thickness

Answer 17

Gauge 12 or 2.8 mm

Question 18

Galvanized sheet metal for downspout or conductor thickness

Answer 18

Gauge 26

Question 19

Lead flashing or vent terminals thickness

Answer 19

1.2 mm; 14.63 kg/sqm.

Question 20

CISP Rainwater conductor/downspout in a medium height building pipe schedule

Answer 20

Schedule 30

Question 21

PVC rainwater conductor/ downspout pipe series

Answer 21

Series 1000

Question 22

ABS rainwater conductor/downspout pipe schedule

Answer 22

Schedule 40

Question 23

Threaded plastic pipe schedule

Answer 23

Schedule 80

Question 24

Seepage pit concrete wall thickness

Answer 24

101.6mm

Question 25

Wall thickness of concrete sumps, condensers, or intercepting tanks

Answer 25

102mm

Question 26

Cement plaster thickness inside concrete sumps, condensers, or intercepting tanks

Answer 26

13mm

Question 27

Vitrified clay pipe joint material

Answer 27

Neoprene gasket

Question 28

Also known as terracotta pipe, to be placed 0.3m below ground for sewer system

Answer 28

Vitrified clay pipe

Question 29

Highly resistant to acid but poisonous to human health. One of the oldest plumbing materials.

Answer 29

Lead pipe

Question 30

Joints for lead pipe

Answer 30

Burned lead joint; Wiped joint

Question 31

Lead joints are hammered using this material

Answer 31

Turnpin

Question 32

One of the most expensive, made of alloy or Zinc (15%) + Copper (85%)

Answer 32

Brass pipe

Question 33

Durable, corrosion resistant material

Answer 33

Copper pipe

Question 34

Copper pipe width of indelibly colored stripe marking

Answer 34

6.4mm

Question 35

Copper pipe tube type for airconditioning and refrigeration

Answer 35

Arc tube

Question 36

Types K, L, M, DWV

Answer 36

Plumbing tube

Question 37

Copper plumbing tube for underground and above ground drainage and vent

Answer 37

DWV (Yellow)

Question 38

Copper plumbing tube heaviest best for underground use

Answer 38

K (Green)

Question 39

Min. Weight for water supply, usually for residential water supply and radiant heating installation

Answer 39

L (Blue)

Question 40

Thinnest used for water piping above ground with protective coating for small water supply lines

Answer 40

M (Red)

Question 41

Joints for copper tubing

Answer 41

(1) Copper tubing (2) Flared joints (3) Solder and sweat joints

Question 42

Joint for plastic pipes

Answer 42

Universal solvent cement

Question 43

Strong, rigid plastic pipe with 140°F (60°C) max service temp (not for hot water or direct sunlight exposure)

Answer 43

PVC Pipe

Question 44

High impact strength and durability with 160°F (71°C) max service temp (cannot withstand sunlight)

Answer 44

ABS Pipe (Acrylonitrile Butadiene Styrene)

Question 45

Similar to PVC in strength + chemical resistance with max service temp of 180°F (82.2°C)

Answer 45

CPVC Pipe

Question 46

Flexible pipe for pressure systems, UV and acid resistant but not good for hot water. Used for LPG

Answer 46

PE Tube (Polyethylene)

Question 47

Flexible for cold and hot water pressure systems. Denoted by O.D. Black plastic tube

Answer 47

PB tube (polybutylene)

Question 48

Lightweight, stable for lower-pressure application with max service temp of 180°F (82.2°C)

Answer 48

PPR Pipe (Polypropylene Random Copolymer)

Question 49

PPR pipe joint

Answer 49

Fusion welding

Question 50

Strong, lightweight, low maintenance for outdoor use

Answer 50

UPVC (Unplasticized Polvinyl Chloride)

Question 51

Strong, abrasive resistant fluorocarbon material with max service temp of 280°F (138°C)

Answer 51

PVDF (Kem-temp polyvinylidene fluoride)

Question 52

Fiber glass reinforced thermoset plastic with high strength, max service temp at 220°F (104°C)

Answer 52

Fiberglass reinforced plastic epoxy pipe

Question 53

For hot and cold water application, durable, flexible

Answer 53

PEX (Cross linked polyethylene) Pipe

Question 54

Max interval of pipe supports

Answer 54

1.20 m or 4 ft.

Question 55

Guide for aligning vertical piping between floors

Answer 55

Mid-storey guide