NCC 2022 Volume Three - Plumbing Code of Australia
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Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c

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Classification
Building class 1a Building class 1b Building class 2 Building class 3 Building class 4 Building class 5 Building class 6 Building class 7a Building class 7b Building class 8 Building class 9a Building class 9b Building class 9c Building class 10a Building class 10b Building class 10c
Symbols

Symbols

°

degree(s)

°C

degree(s) Celsius

°CDB

degree(s) Celsius Dry Bulb

°CWB

degree(s) Celsius Wet Bulb

-e/MJ

equivalent per Megajoule(s)

μm

micrometre

µg/N.s

Micrograms per newton-second

dB(A)

decibels “A” scale weighting network

f’c

Characteristic compressive strength of concrete at 28 days

f’y

Yield stress used in design

G

Permanent load

J

Joule(s)

J/kg.K

Joules per kilogram degree Kelvin

J/s.m2

Joules per second square metre

K

Kelvin(s)

kg

kilogram(s)

kg/m

kilogram(s) per metre

kg/m2

kilogram(s) per square metre

kg/m3

kilogram(s) per cubic metre

kJ/m2.hour

kilojoules per square metre hour

km

kilometre(s)

kPa

kilopascal(s)

kW/m2

kilowatt(s) per square metre

kWheating

kilowatt(s) of heating

kWr

kilowatt(s) of refrigeration

L

litre(s)

L/min

litre(s) per minute

L/s

litre(s) per second

L/s.m2

litre(s) per second square metre

Lumens/W

Lumens per Watt

lx

lux

m

metre(s)

m/s

metre(s) per second

m2

square metre(s)

m2.K/W

square metre Kelvin(s) per Watt

m3

cubic metre(s)

m3/hour

cubic metre(s) per hour

m3/s

cubic metre(s) per second

mcd/m2

millicandelas per square metre

min

minute(s)

MJ/hour

Megajoules per hour

MJ/m2.annum

Megajoules per square metre annum

mm

millimetre(s)

mm2

square millimetre(s)

MW

megawatt(s)

N

newton(s)

N/m

Newton(s) per metre

Pa

pascal(s)

Pa/m

pascal(s) per metre

Q

Imposed load

s

second(s)

ULS

Ultimate limit state

V

Volt(s)

W

Watt(s)

Winput power

Watts of input power

Wr/Winput power

Watts of thermal refrigeration per watt of input power

W/kWrej

Watts per kilowatt of heat rejected

Wm-1K

Watts per metre degree Kelvin

W/m2

Watts per square metre

°south

degree south

%

percent

>

greater than

<

less than

≤

less than or equal to

≥

equal to or more than