Welding Safety1

Information about Welding Safety1

Published on January 19, 2008

Author: Massimo

Source: authorstream.com

Content

Welding Safety:  Welding Safety It’s your Responsibility Good Safety Habits:  Good Safety Habits Protect from: Personal Injury Injury to others around you Damage to the Equipment Damage to the Work Piece Is Anyone Really Accident Prone?:  Is Anyone Really Accident Prone? NO! They are just careless or indifferent to Safety Rules What are some of the main causes of accidents?:  What are some of the main causes of accidents? Horseplay Carelessness Indifference to Safety Rules Why should all accidents be reported immediately?:  Why should all accidents be reported immediately? Even a small scratch can become infected and lead to a more serious injury Workmen’s Compensation Report must be filed within 24hrs of accident How is it possible to become involved in an accident while playing around in the shop?:  How is it possible to become involved in an accident while playing around in the shop? Any form of horseplay is dangerous and can lead to a serious or fatal injury. What might happen if you attempt to use any equipment without proper instruction? :  What might happen if you attempt to use any equipment without proper instruction? Personal Injury Injury to Others Damage to Equipment Damage to Work Piece What should be done if some malfunction occurs during a welding operation?:  What should be done if some malfunction occurs during a welding operation? Report the Malfunction to the Instructor or Foreman Immediately! Ventilation:  Ventilation What practice should be followed regarding ventilation during any welding operation? All welding should be done in a well ventilated area Ventilation:  Ventilation Natural Ventilation Plenty of fresh air in the welding area. Outside Large Shop Forced Ventilation Using a mechanical device to move the air. Fan Ventilation System Improper Ventilation:  Improper Ventilation Could lead to: Sickness Colds, upper respiratory infections, or even pneumonia Disease Lung diseases Emphysema Lung Cancer Death Suffocation Why should strict attention be given to proper clothing and eye protection?:  Why should strict attention be given to proper clothing and eye protection? They provide protection from heat, fire, sparks, flying debris and harmful light rays. Why should used containers be cleaned thoroughly before any welding or cutting is done on them?:  Why should used containers be cleaned thoroughly before any welding or cutting is done on them? They may contain combustible substances that could produce harmful fumes or an explosion. Why do fires often occur during a cutting operation?:  Why do fires often occur during a cutting operation? Proper precautions were not taken prior to the cutting operation. What are some of the precautions that should be taken during a cutting operation?:  What are some of the precautions that should be taken during a cutting operation? Check the area for flammable materials, like gasoline, paint, or paper If the cutting is over a wooden floor or a grassy area be sure to flood the area with water prior to starting the cutting torch. Make sure there is a fire extinguisher available. Never use oxygen to dust off your clothing. Where risk is great, always have a fire watch with a fire extinguisher close by. Why is it dangerous for acetylene to come in contact with high alloyed copper piping?:  Why is it dangerous for acetylene to come in contact with high alloyed copper piping? When acetylene comes into contact with high alloyed copper piping, acetylide is produced which is highly explosive. What is the significance of having each welding booth equipped with a power disconnect?:  What is the significance of having each welding booth equipped with a power disconnect? Incase of an emergency or a malfunction the power can be shut down quickly. Why should a welding machine never be overloaded?:  Why should a welding machine never be overloaded? Overloading the machine can cause overheating and damage the welding machine. This may also cause damage to the transformer. Why should the range and polarity switch never be operated when the machine is under a load?:  Why should the range and polarity switch never be operated when the machine is under a load? Switching the current while the machine is under a load will cause an arc between the contacts and weld the contacts together. Range Polarity Matches and Cigarette Lighters:  Matches and Cigarette Lighters Cigarette lighters will leak gas into your pocket causing an explosion that could be fatal! Sparks can ignite matches in your pocket causing a serious burn! Ultraviolet Light:  Ultraviolet Light Most Dangerous Light Causes Flash Burns to the eyes in seconds Can’t see it or feel it Infrared Light:  Infrared Light Can be Felt as Heat Eye Protection:  Eye Protection Safety Glasses Cutting Glasses Welding Helmet Eye Burns:  Eye Burns Flash burns can happen in seconds. Ultraviolet light is the main cause of eye burns. See a doctor immediately. The eye is in a warm moist environment and bacteria can grow rapidly. Ear Protection :  Ear Protection Two Types Ear Plugs Ear Muffs Provide Protection from loud noises and trash Clothing:  Clothing Hats 100% cotton or wool Long Sleeve Shirt 100% cotton or wool Shoes Leather, no tongue Pants 100% cotton or wool No Shorts! Gloves Leather gauntlet type Jacket Leather Fire resistant cotton Welding Sleeves Leather Fire resistant cotton Jewelry Not to be worn! Material Safety Data Sheet:  Material Safety Data Sheet A list of the hazardous materials in a product being used, like a welding rod. Helps us identify the proper PPE and ventilation that should be used during a welding process. Can also be used if you are involved in an accident with chemicals so doctors will know how to treat your injury. Fire Extinguishers:  Fire Extinguishers TYPE “A” Used on a wood, paper or trash fire TYPE “B” Used on a fire that contained gasoline, paint or other flammable liquid. TYPE “C” Used on an electrical fire involving a breaker panel, welding machine or electric motor. TYPE “D” Is used on a fire that contains Magnesium or zinc Slide29:  Welding Safety Metals Technology

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