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Plumbing and Pipe-Fitting syllabus for NABTEB | Learn | Learn by Rightal

NABTEB course

Plumbing and Pipe-Fitting

NABTEB

203 topics sit in this course for NABTEB.

Practice Plumbing and Pipe-Fitting All subjects

Learn/NABTEB/Syllabus/Plumbing and Pipe-Fitting

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Official rules, eligibility, and dates stay on the NABTEB guide.

Topics with a public outline

Principles of operations
Bib taps, globe taps, stop valves, plug cocks, pressure valves, gate valves, drain cocks, pillar taps.
Gas welding equipment
Description, functions, application, and care of generators, regulators, blow pipes, nozzles, hoses, cylinders, economizers, etc.
Safety Precautions
Apply appropriate safety precautions in movement and storage of gas welding equipment and use protective wears during welding operations.
Gas Welding
Identify and describe gas welding equipment and difference between high and low pressure welding. Generate acetylene and identity various welding rods and torches. Identify welding flames and apply on prepared plate surface to run beads. Make sketches of various welding symbols and apply different techniques of joining metals. State functions and use backing bar and strips to weld.
Principles of operation and importance of pumps
Jack, lift, lift and force, hydraulic ram. Types of pumps include centrifugal, semi-rotary wind mill pump, double action life and free pump.

Acetylene generators

Types, parts, low and high pressure system of welding, acetylene generation with calcium carbide, welding rods and their types, types of flames, welding and cutting torches.

Application of safety precaution in specific welding scenarios

Gas welding on empty cylinders of chemicals, inflammable or explosive liquids; gas welding on inflammable materials (e.g., petrol tanks); gas welding in confined spaces.

Manufacture and Storage of Gasses

Explain methods of manufacture and storage of oxygen and acetylene equipment observing necessary safety precautions.

Assembly of Oxygen and Acetylene Equipment

Keep equipment in correct position and assemble the gas welding components. Test for leakage and state functions of the component.

Treatment of water

Using a base exchange water, filtering it with fine sand, using a steam cloth, boiling.

Skills in Gas Welding

Identify types, sizes and properties of welding rods and flames used in gas welding. Light welding torch and apply the various flames on prepared plate surfaces and joints. Assemble, tack and carry out Oxy-acetylene welding with different techniques.

Brazing and Bronze Welding

Differentiate between brazing/silver soldering and bronze welding and identify appropriate flames used for welding. Prepare metal edges and carry out brazing operations observing necessary safety precautions. Explain importance of brazing dissimilar metals.

Welding Non-Ferrous Metals

Identify non-ferrous metals and describe their composition and properties. State properties and compositions of fluxes used for welding nonferrous metal and apply appropriate flux on prepared component for welding. Identify properties and composition of stainless steels and prepare the composition for welding. Carry out welding operations using appropriate rods, techniques observing necessary safety precautions and effects of joining two different metals.

Fuel Gas Cutting Process

State principles with applications of fuel gas cutting process and describe types of fuel gasses use in oxy-fuel cutting, considering advantages and disadvantages of cutting operations.

Liquefied Petroleum Gas

Explain methods of production and storage and state types and properties of liquid petroleum gases with necessary safety precautions.

Bunsen Flames and Domestic Gas Installation

Explain principles of flames and the common product. Select types and functions of fittings and liquid petroleum gas and identify methods of installation. Produce platforms for cylinders and install gas pipes to appliance and test for leakage.

Steam Generator

Identify types, functions of steam generator and explain its working principles.

Steam and Gas work

Explain importance and usage of steam in industry and differentiate types of steam. State purpose, types of insulation of steam pipes and fittings and insulate appropriate steam pipes and valves.

Installation of Steam Pipes System

Setout pipeline to point of use and fix bracket of clips for firm support. Explain reasons for insulation and select and apply appropriate for installation with necessary tests.

Contamination of Water

Identify sources of impurities in water with prevention and treatment to be carried out.

Layout Water Supply System

Explain principles in layout of public and domestic water supply. Select various materials used for pipe work and install with appropriate fittings, support and protections.

Constant and Intermittent System

Explain principles of constant and intermittent system of water supply and identify classes of pipes. Select various jointing compound suitable for materials with their method of installing public cold water supply system.

Cold Water Supply

Explain principles of direct and indirect water supply system and select appropriate fittings and valves required for connections.

Taps, Valves and Cocks

Explain principles of taps, valves and cocks operation with sketches and carry out appropriate installations. Explain need for installing and protection.

Storage Tank

Design simple support and select appropriate materials for constructing cold water supply cistern with installation. Select suitable storage tank and reservoir.

Faults and Defects

Identify types, causes of noises in cold water supply systems and repairs to be taken.

Rural Water Supply

Explain sources of water supply and know types and principles of operating pumps. Identify pumps and explain the importance and sitting of valves used in pumps.

Safety in Hot Water Installation

Explain main provisions of model and relevant local byelaws on hot water and state reasons for fixing safety valves. Mention dangers in storage and use of fuels and reasons for installing thermometer in water heating system.

Hot Water Installation

Read and interpret blue print of public and domestic hot water with support components and connect pipes to the components. Explain reasons for installation and test for safety and working system.

Install a Domestic Hot Water Supply

Explain types of electric and gas water heaters and their working principles. With ratings and efficiency, choose and install water heaters considering safety.

Sanitation Appliances

Explain principles of sanitation in buildings and identify types of sanitary fittings with sketches. Select materials and describe properties and production of waste and soil appliance. Choose appropriate sizes of sanitary appliances and pipes and know where to fix them in buildings.

Install Sanitation Appliances

Read and interpret drawings of sanitary installation in building plans. Carry out preparation relevant to fixing sanitary appliances and test for leakages.

Traps

Differentiate and describe various traps and their uses with sketches. Explain functions of water seals in traps and state causes of unsealing and fix to sanitary system and tests for efficiency.

Waste and Soil Pipes

Select types of soil waste appliances and explain principles and arrangement of soil waste pipes above ground. State materials used and install with necessary testing of soil and waste pipes above ground level.

Drainage

Identify types and basic principles of drainage considering building regulations installation. State materials used for drainage system and determine sizes of drain pipes with appropriate drawings and sketches.

Septic Tank and Soak-Away

With sketches, explain the purpose and principles of septic tank and soak-away pit. Consider appropriate types and sizes of tank and soak-away and carry out necessary connections.

Cess Pool Drainage System

State purpose of a cess pool and explain principles of its construction. Consider requirements for a cess pool location and draw to scale a standard cess pool for domestic dwellings.