Designers, manufacturers, importers and suppliers of plant or substances used in abrasive blasting must ensure, so far as is reasonably practicable, that the plant or substance is without risks to health and safety. Method statement sandblasting rev 0 download documents. Abrasive blasting is mostly related to cleaning painted and unpainted steel. Painting contractor shall ensure following things for high quality execution of painting work for piping and equipments. Use this handy reference daily checklist to analyse your key requirements. Any paint found to be incorrectly applied shall be removed and repainted to the appropriate painting coating requirement. Abrasive blasting, or what is more commonly known as sandblasting, is a common process in many industries. All painting materials including primers and thinners brought to site by contractor for application shall be procured directly from manufacturer as per project specifications and shall be accompanied by manufacturers test certificates.
Blasting, painting and testing profile test salt test. Painting procedure aeroglaze z306 flat black absorptive polyurethane 1. Surface effects are determined by media type, size, speed, and direction of impact. It is critical to ensure that paint removal is performed according to guidance and that all agents used for dry abrasive blasting comply with regulatory requirements. Paint chips and sand, if readily recoverable, are to be cleaned.
When site conditions and blasting procedures indicate that there is the potential for the migration and accumulation of gases, the contractor should specify information collection activities, modification of blasting procedures, and an action plan in the event of a high reading or alarm. Protecting workers from the hazards of abrasive blasting. Description download 290610578 blasting painting procedure forstructuralsteelrev00. In reality, the process of mobile sandblasting near me is not necessarily complicated. A firm that performs paint removal, surface preparation, and coatings application in the industrial market. All pipeline tape wraps, bitumen coatings, insulation, etc. Introduction to blasting blasting is the acceleration of particles by air or mechanical means to a surface or work piece to achieve a variety of physical effects. The blasting assistant is the person who supports the blasting operator while the abrasive blasting operation is in progress.
Surface blasting safety procedures surface blasting safety procedures i purpose control risks related to storage, transportation, handling and use of explosives, blasting accessories and agents. The primary emphasis should be on containment within the project area rather than on recovery systems such as floating booms, skimmers, etc. Current methods and operations clean a surface by removing unwanted rust, scale, paint, etc. Abrasive blasting types and applications the constructor. Quality control of abrasive blast cleaning operations. For optimum service life, the surface must be completely free of all contaminants that might impair performance and should be treated as such to assure good and permanent adhesion of the paint system. The blast media type, shape, size, density, and hardness, along with media acceleration and volume of media, combined with blasting distance from the workpiece, angle of. Care shall be taken to select paint materials to suit the intended application method. Sandblasting as a cleaning method has been widely used for over a hundred years. Dualmedia blasting, steel grit or crushed glass, to sspc standards. The blasting operation involves drilling of holes, installation of a detonator and charge, detonating the charge, and removal of debris. These shall be performed according to the procedure described. Abrasive blasting can be defined as a process of cleaning fud finishing of materials by forceful direction of an abrasive media applied either dry or suspended in a liquid medium, against the surface of the workpiece.
The inspection schedule shall include full details of surface preparation, materials to be used, dry film thickness of all coats, quality assurance procedures. Pageaepvwi02 0 1 of 6date24052017procedure for blas. Procedure to determine the presence of soluble lead and insoluble. To specify the roughness, a variety of values are used, such as rz, rt, and ra. Sand blasting and painting shall be done to minimize the escape of paint solvents, and cleaning solutions into public waters or the atmosphere. Sajertfaaapscl508022 prc cns 3000235438 blasting and painting procedure for structural steel revision no. In this article, we discuss how to safely conduct blasting operations in hard rock or soil. The saltwater treatment device allows for the use of sea water and brackish water for blasting and jetting processes, and it generates drinking water as well as desalinated water fig. Paint removal through the use of dry abrasive blasting can be harmful to the environment.
Technical specifications for painting bharat petroleum. Blasting and painting safety procedure pdf squarespace. Scribd is the worlds largest social reading and publishing site. A pressurized fluid, typically compressed air, or a centrifugal wheel is used to propel the blasting. Surface preparation for coating typhoon performance products ltd.
This is a nonprofit website to share the knowledge. Paint may or may not need to be removed, depending on the type of repair. Inspection inspection equipment step 1 climatic conditions. Blasting and painting procedure doc document fdocuments. A negative pressure paint booth with inhouse grit blasting both, ferrous and nonferrous and humidity controlled ovens, hawa valves has an inhouse painting capability to meet a wide spectrum of customer specifications ranging from single coat systems to typically complex and critical multicoat epoxy and polyurethane systems for offshore environments. The single most important function that can influence paint performance is the quality of surface preparation.
Abrasive blasting is the process of forcibly propelling a stream of hard, abrasive. Sand blasting operations can be overlooked when preparing safety plans because they are generally a small part of a larger project such as cleaning and refinishing or painting. Primer before using z306, apply primer to provide the surface excellent adhesion. The process of sandblasting refers to the act of propelling abrasive from a sandblasting nozzle, directing the abrasive towards a targeted surface such as. Use the download button below or simple online reader. Aug 10, 2014 sandblasting is used on both creative and industrial levels, from removing old paint to etching and engraving. Spray painting may be carried out by hand or automatically. It takes an experienced sandblaster to control the aggressive speed of the abrasive. Painting repair procedure project standards and specifications page 3 of 25 rev. Technical guide guide to protective coatings, inspection, and. Blasting is the process where small angular or spherical particles are propelled at a part by compressed air, or mechanical high speed rotating wheels or water pumps. Download pdf blasting and painting procedure x4e6zexo28n3.
As a matter of fact, you will easily understand the gist after a few understanding of its basics. The visual appearance of a blasted surface tends to be a dull to bright satinmatte finish. As a result, many workers are exposed to the hazards of sand blasting without adequate protection. Spray painting, including electrostatic spray painting, is a process by which liquid paint is applied under pressure to an object. The paint and surface preparation training program for shipyard personnel was carried out under the national shipbuilding research program by avondale ship yards, inc. Procedure for measuring dry film thickness by destructive means. Sandblasting can also be used to change the condition of a metals surface, such as through removing scratches or casting marks.
Blasting is a process of reduction of rocks or hard soil into fragments with the help of explosives. By essence, the process is composed of at least three components, namely, blasting nozzle, compressed air, and abrasive media. The blasting operator is the person actually holding and directing the blasting nozzle or spray gun during the abrasive blasting or spray painting operation. Procedures handbook surface preparation and painting of. Technical guide guide to protective coatings, inspection. Sandblasting can remove paint, rust, and residue from oxidation from materials quickly and efficiently. Abrasive blasting materials abrasive blasting uses compressed air or water to direct a high velocity stream of an abrasive material to clean an object or surface, remove burrs, apply a texture, or prepare a surface for the application of paint or other type of coating. Read up on the process, recommended equipment, sandblasting accessories, and top tips. Blasting is the operation of forcibly propelling a stream of abrasive material against a surface under high pressure to smooth a rough. Applicable surfaces generic aluminum or stainless steel surface works perfect. Doc blasting and painting procedure ala reguii academia.
Stainless restorations blasting and painting division specialises in abrasive blast cleaning and the application of protective coatings. Pdf 290610578blastingpaintingprocedureforstructural. Abrasive blasting program c7 surface preparation nozzle blasting system components abrasive characteristics, types, and specifications wheel blast equipment types, set up, operation, maintenance. It is specially designed to handle large equipment and components perfect for customer needs. Blasting and painting procedure 1 free download pdf kupdf. Report 290610578 blasting painting procedure forstructuralsteelrev00. Ei 05038 page 1 of 23 l 050406 make the following changes to volume 2 of 3 of the standard specifications of january 2, 2002. A term intended to include, with equal emphasis, not. By far the most significant and important method used for the. Preparing offshore platforms with ultrahigh pressure. Spray painting and powder coating code of practice 2021 page 5 of 54 1. Care shall be taken to ensure that the substrate surface does not become polished during power tool cleaning.
Blasting painting painting portable paint spray equipment painting accessories airblast pipecoaters airblast paint rooms graco plural component sprayers. The file extension pdf and ranks to the documents category. The oil and gas plant, shipp building, fertilizer plant, off shore, and power plant are not following normal residential painting method. Mar 17, 2016 method statement sandblasting rev 0 there is document method statement sandblasting rev 0 available here for reading and downloading. Sspc paint 42 standard procedure for evaluating painting contractors 9 threecoat moisturecured polyurethane coating system, performancebased sspcps 28. Contents 1 scope and general introduction 3 2 surface. Painting repair procedure project standards and specifications page 4 of 25 rev.
We offer one of the east coasts largest stateoftheart blasting and painting facilities. The removal of all visible oil, grease, dirt, dust, mill scale, rust, paint oxides, corrosion. The detailed submission shall also include a detailed description of the proposed methods and procedures, sequence of operations, equipment. Procedure to determine the presence of chromate in coatings. Monitoring site conditions and ensuring that persons who may be affected by this procedure are aware of the hazards and precautions to be taken. Equipment and procedures 3 use a silica free abrasive material, ie containing less than 1% silica. Abrasive blasting operations, engineering control and work. Long double media blasting, steel sand or crushed glass, by sspc standards. Modification of blasting procedures should include limiting the size and frequency of blasts to limit the production of noxious fumes, and stripping of the overburden prior to blasting and excavating the shot rock immediately after blasting to allow the venting of gases. The vendors instructions shall be strictly observed regarding the followings. Sspcqp 6 standard procedure for evaluating painting contractors 9 epoxy polyamidepolyamidoamine primer, performancebased sspc paint 42 standard procedure for evaluating painting contractors 9 threecoat moisturecured polyurethane coating system, performancebased sspcps 28.
Master the art of sandblasting by following this guide. Inspection and testing procedure for painting of pipes and. This duty includes carrying out testing and analysis as well. Project standards and specifications painting repair.
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