plumbing Flashcards
the art and science of installing pipes, fixtures and other apparatus
PLUMBING
made of asbestos fibers and portland cement
ASBESTOS PIPES
cheapest coated with bitumen
BITUMEN FIBER SEWER PIPE
one of the oldest materials used for sewer lines
VITRIFIED CLAY PIPE
one of the oldest plumbing materials used by the egyptians, greeks and romans
LEAD PIPE
started as pressure pipe fror transmitting potable water, waste, gas pipes and sewage
CAST IRON PIPES
Two types of cast iron pipes
- SV TYPE
- XV TYPE
generally used for building installations (type of cast iron pipes)
SV TYPE
extra duty; for underground installations (type of cast iron pipe)
XV TYPE
gained widespread acceptance after it has in many ways proven itself as superior material for cold water supply line and sewer
PLASTIC OR SYNTHETIC PIPE
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two types of plastic pipes
- RIGID TYPE
- FLEXIBLE TYPE
the manufacturer of these commenced in australia in the 1950 and is now one of the most popular plastic pipe (flexible type)
POLYTHENE (PE)
this is form of plastic resin that was used extensively in the manufacture of water supply piping (flexible type)
POLYBUTELENE (PB)
is resistant to many acids (rigid type)
CHLORINATED POLYVINYL CHLORIDE ( CPVC)
has excellent chemical resistance (rigid type)
UNPLASTICIZED POLYVINYL CHLORIDE (UPVC)
is used for the conveyance of potable water
ACRYLONITRILE BUTADIENE STYRENE (ABS)
rubber pipes coated with styrene (rigid type)
STYRENE RUBBER PLASTIC (SR)
hard, lightweight, durable and extremely popular building material is the third most widely produced plastic pipes (rigid type)
POLYVINYL CHLORIDE (PVC)
polypropylene random copolymer with a pipe by extrusion ( rigid type)
polypropylene random
much lighter than concrete or metal
PVC pipes and fittings