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Курсы английского – успешное будущее
Владение иностранными языками — это возможность открыть множество вариантов самореализации и достичь больших успехов. Наиболее универсальным является английский язык, которым владеет подавляющее большинство людей во всем мире. Это уникальный язык …
КЛАССИФИКАЦИЯ ВИДОВ И СПОСОБОВ СВАРКИ
Таблица 1. Классификация сварки металлов по ГОСТ 19521-74 Класс сварки Определение Вид сварки Термический Виды сварки, осуществляемы плавлением с использованием тепловой энергии дуговая, электрошлаковая, электронно-лучевая, плазменно-лучевая, ионно-лучевая, тлеющим разрядом, световая, …
WELDING THEORY & APPLICATION DEFINITIONS
ACETONE: A flammable, volatile liquid used in acetylene cylinders to dissolve and stabilize acetylene under high pressure. ACETYLENE: A highly combustible gas composed of carbon and hydrogen. Used as a …
Safety and Scheduled Maintenance Protect Your Welding Assets Q: What can I do to avoid electrical shocks?
A: Wet working conditions must be avoided, because water is an excellent conductor and electricity will always follow the path of least resistance. Even a person's perspiration can lower the …
HEALTH, SAFETY AND ACCIDENT PREVENTION
In this part guidelines are given on the principal health and safety considerations to ensure safe welding practices and prevent accidents. Health risks associated with fume and gases generated during …
What Is Orbital Welding
The term Orbital-Welding is based on the Latin word ORBIS = circle. This has been adopted primarily by aerospace and used in terms of Orbit (noun) or Orbital (adjective) for …
ADVANCED TECHNOLOGIES AND THE FUTURE OF WELDING Lead-in
Think of the answers for the following questions: 1. Why can welding be necessary on board of a spaceship? 2. What kinds of welding methods, in your opinion, are good …
Moving Weld Management from the Desk to the Desktop
Part 1. Computers as Welding Expert Systems Welding engineers have managed welding procedures and welder performance qualifications using computers for some years now. Engineers now readily access vital information - …
IT in Welding and Cutting for the Welding Engineer — PC Programs and the Internet
The PC has now become an essential tool in the work of the engineer for not only word processing but also specialized tasks such as in design, simulation and performance …
Man-machine Communication for Multi-run Arc Welding
The multi-run welding of heavy components imposes special demands on man-machine communication (MMC) for automated welding systems. Welding sequences of several hours with limited operator surveillance necessitate pre-programming, not only …
New Welding Method for Aluminium
Friction welding has been used in the manufacture of rotating bodies since 1956 and has become well-known as an extremely rapid and reliable method. Unfortunately, its use has been limited …
MODERN DEVELOPMENTS Lead-in
Prior to reading text, say if the method described below is a conventional one. What makes it conventional/unconventional? Why does this welding process best fit for aluminium and its alloys? …
Oxy-Fuel Welding and Cutting
Oxy-fuel welding is a welding process commonly called oxyacetylene welding since acetylene is the predominant choice for a fuel, or often simply gas welding. A virtually identical procedure, with a …
Oxygas Cutting Equipment
An oxygas cutting outfit usually consists of a cylinder of acetylene or MAPP gas, a cylinder of oxygen, two regulators, two lengths of hose with Oxygen cylinder valve / Oxygen …
Safety issues
Welding, without the proper precautions, can be a dangerous and unhealthy practice. However, with the use of new technology and proper protection, the risks of injury and death associated with …
ARC AND GAS WELDING IN DETAIL Lead-in
Remember the definition and description of arc welding from the previous chapters. What, in your opinion, makes arc welding one of the two main welding processes so widely applied in …
Alternative Types of Welding
Cold welding Cold welding, the joining of materials without the use of heat, can be accomplished simply by pressing them together. Surfaces have to be well prepared, and pressure sufficient …
Characteristics of the Principal Welding Processes
Welding is the process of joining together pieces of metal or metallic parts by bringing them into intimate proximity and heating the places of contact to a state of fusion …
Basic Principles of Welding
A weld can be defined as a coalescence of metals produced by heating to a suitable temperature with or without the application of pressure, and with or without the use …
Introduction to Welding Processes & Equipment
Among the first things a new welder needs to understand, is what the different kinds of welding processes and equipment are, and their application. A quick rundown: Terms: Soldering: Bonding …
WELDING PROCESSES & EQUIPMENT Lead-in
You already know what kind of training you should go through to become welder. Among other things, a welder should know about processes which are similar to welding. Look through …
Welding’s Vital Part in Major American Historical Events Shipbuilding
The finest hours for U. S. shipbuilding were during World War II when 2710 Liberty ships, 531 Victory ships and 525 T-2 tankers were built for the war effort. Through …
From the History of Welding
Welding is a technique used for joining metallic parts usually through the application of heat. This technique was discovered during efforts to manipulate iron into useful shapes. Welded blades were …
Welding History — A Story of Harnessing Heat
Joining metal and welding history go back several millennia starting in the Bronze Age then Iron Age in Europe then the Middle East. Welding was used in the Iron pillar …
Taking the Plunge: A Guide to Starting an Underwater Welding Career
Over the years, a number of people have expressed an interest in careers in underwater welding, but were unsure how to get started. Welders, students, divers, and other interested men …
Welding Education and Consultation Training Centre
Course Course Objectives Course Outlines Welding The main objective of this Materials properties related to Design course is to introduce welding engineers to the subject of welding design. welding. Welding …
Welding Skills
A Welder permanently joins pieces of metal with metal filler, using heat and/or pressure. Welders join parts being manufactured, they build structures and repair broken or cracked parts, according to …
What is welding and what do welders do?
Welding is the most economical and efficient way to join metals permanently. It is the only way of joining two or more pieces of metal to make them act as …
Welding & Machine Trades
Welding is a skill used by many trades: sheet metal workers, ironworkers, diesel mechanics, boilermakers, carpenters, marine construction, steamfitters, glaziers, repair and maintenance personnel in applications ranging from the home …
JOB DESCRIPTION AND WELDING EDUCATION
Lead-in In the list below tick the places where welders are not likely to work. Add some more places to the list. - machine-building factory workshop; - bridge construction site; …
