This standard differs from sspc sp 3, power tool cleaning, in that sspc sp 3 requires only the removal of loosely adherent materials, and does not require producing or retaining a surface profile. Sspc paint 40 zincrich moisturecure polyurethane primer, performance based. Sspc paint 20, zincrich coating, type iinorganic and type iiorganic. Sspc paint 30 weldthrough inorganic zinc primer published by sspc on april 1, 2002 this specification covers a group of inorganic zinc primers that can protect carbon steel during the fabrication process, permit welding to specification requirements, and be overcoated.
Sspc paint 15 steel joist shop primermetal building. Sspc sp2 hand tool clean or sspc sp3 power tool clean surface preparation standards condition of. Scope this standard provides requirements for the field application of polyurea, polyurethane, or polyureapolyurethane. The society for protective coatings sspc page count. Paint and coatings industry standards on paint and. They are developed through consensus collaboration of sspc technical committee. Removal of all visible rust, mill scale, paint, and foreign matter by blast cleaning by wheel or nozzle dry or wet using sand, grit or shot. Paint dry film thickness measurement is addressed on sspc pa 2 and provides information to how to average the readings and determine dft acceptability. June 2015 sspc paint 20 zinc rich primers inorganic and organic april 2002, ed. Surface preparation, pretreatments, machinery requirements and parameters are addressed in this standard. The society for protective coatings paint application standard no. Sspc standards standards, technology reports, guides, and qualification procedures are the cornerstones of the sspc mission.
The vehicle type may be inorganic type i or organic type ii. Sis055900 sspc nace white metal sa 3 sa 3 sp 5 1 near white metal sa 2. Zincrich coatings, both topcoated and untopcoated, have been used successfully in a wide variety of environmental zones. It is formulated to have an extremely high solids content. Only paint systems approved by mndot shall be used. A discontinuity in a coating which exhibits electrical conductivity when exposed to a specific voltage. Using sspc vis 1 guide reference photographs are divided into 4 sections. Meets the composition and performance requirements of sspc paint spec 20. Slight residues of rust and paint may be left in the lower portion of pits if the original surface is pitted. Available in astm d520, type ii zinc dust version as standard. Sspc paint 25, zinc oxide, alkyd, linseed oil primer for use over hand cleaned steel, type i and type ii.
The society for protective coatings coating application standard no. A two component, rapid recoat, fast curing solvent based inorganic zinc rich ethyl silicate primer. A slow drying, red oxide primer for steel and ferrous metals. Sspc pa 2 june 1,1996 sspc paint application standard no. Sspc paint 15 steel joist shop primermetal building primer may 1999, ed. Erdccerl tr1145, evaluation of moisturecure urethane. Measuring coating thickness according to sspcpa2 update. Sspc paint 15 steel joist shop primermetal building primer. Sspc paint 21 withdrawn white or colored silicone alkyd paint type i high gloss and type ii medium gloss includes 2004 revisions standard by society for protective coatings, 11011982. Sspc paint 20 zincrich coating type i inorganic and type. This specification covers the requirements for the pickling of steel surfaces.
It conforms to the compositional requirements of sspc paint 20, level. Guide specification for application of coating systems with zincrich primers to steel bridges. Product a zinc rich primer suitable for use with a wide range. This epoxy polyamide, two component, zinc rich coating has excellent rust preventative properties in adverse or chemically polluted atmospheres. Sspc 2016 annual report pdf, 516k sspc 2017 form 990 pdf, 770k 2017 audited financial statements pdf, 1. The society for protective coatings paint application specification no. An inorganic type paint which produces a film containing high metallic zinc in contact. Consult the coating manufacturer for specific exposure recommendations.
Sspc sp10nearwhite blast cleaning surface preparation or sspc sp6commercial blast cleaning, surface preparation has been used. Minimum recommended surface preparation is sspc sp6 commercial blast, but in some repainting work, hand or power tool cleaning may be the maximum attainable. Good painting practice, sspc painting manual, volume 1. This standard differs from sspc sp 15, commercial grade power tool cleaning, in that sspc sp 15 allows stains of rust, paint, or mill scale to remain. Sspcpaint 20, zincrich coating, type iinorganic and type. Sspc sp2 or sp3, or icri 03732, csp primer required surface preparation standards condition of surface iso 85011 bs7079. Materials and application shall conform to sspc paint 20 or sspc paint 22.
Coating thickness shall be measured in accordance with sspc. Remove all oil, dust, loose rust, loose mill scale or other contamination to ensure good adhesion. This primer is compatible with aliphatic polyurethane and enamel topcoats such as milc83286b and milc85285c. Previously painted surfaces if in sound condition, clean the surface of all foreign material. The society for protective coatings coating application. This standard describes the procedures to measure the thickness of a dry film of a nonmagnetic coating applied on a magnetic substrate using commercially available magnetic gages. Meets the requirements of sspc paint 20, type ii, level ii. Apply a test area, allowing paint to dry one week before testing adhesion. Sspc is the leading source of information on surface preparation, coating selection, coating application, environmental regulations, and health and safety issues that affect the protective coatings industry. 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. Appearance of sspc sp7, sp14, sp6, sp10, and sp5 on previously painted steel 4. This primer is suitable for exposures in environmental zones 1a interior, normally dry and 1b exterior, normally dry, and is intended for brush, spray, or roller application over steel surfaces prepared in accordance with sspc sp 6, commercial blast cleaning. Light and moderate corrosive atmospheric exposure provides cathodic. Steel structures painting council sspc publications.
Sspcpaint 20, zincrich coating, type iinorganic and. Application is primarily airless and conventional spray, but brushes or rollers may be used for small detail or touchup work. It is intended for use as a topcoat of a waterborne coating system consisting of two coats of primer, and one or two coats of this waterborne topcoat. The scope of this specification is rather broad, covering both specific as well as general require. Surfaces must be clean, dry, and in sound condition. The society for protective coatings surface preparation. This specification does not cover weldable preconstruction primers such as sspc paint 30. This coating is intended to provide temporary protection to the steel joist during delivery, storage on site, and erection in an atmosphere comparable with sspc environmental zone 1, normally dry. Sspc paint 20 zincrich primers type i, inorganic, and type ii, organic sspc paint 21 white or colored silicone alkyd paint sspc paint 22 epoxypolyamide paints primer, intermediate, and topcoat. If the contractor wants to use an unapproved paint system, he must get written approval from the structural metals engineer. It is not intended that adherent mill scale, rust, and paint be removed by this process. The surfaces when viewed without magnification shall be free of all visible mill scale and rust.
The surface must also have a minimum 25micrometer 1. Pickling is a method of preparing steel surfaces by chemical reaction, electrolysis, or both. A gradual taper in thickness from a coated surface to an uncoated surface. For a detailed breakdown of applicability of various types of zincrich coatings in different environmental zones, refer to sspc ps guide 12. I this specification covers procedures for the paint ing of steel surfaces. Sspc paint 20 zincrich coating type i inorganic, and type ii organic sspc paint 23 latex primer for steel surfaces sspc paint 24 latex semigloss exterior topcoat sspc paint 27 basic zinc chromatevinyl butyral wash primer sspc paint 29. Nearwhite metal blast cleaning is to be used to clean unpainted or painted steel surfaces prior to applying a new protective coating or lining.
For more information regarding the files, please contact sspc at 412. Sspc, the society for protective coatings, was founded in 1950 as the steel structures painting council, a nonprofit professional society concerned with the use of coatings to protect industrial steel structures. Acceptable methods include brushing, blow off with clean, dry air, or vacuum cleaning. A lead free, highsolids, inorganic zincdust primer for steel surfaces. Sspc sets the industry standard and provides training and. Sspc paint 15 steel joist shop primermetal building primer, includes editioral revision 2004. Ihs markit is your source for sspc standards and publications.
Smooth, hard, or glossy coatings and surfaces should be dulled by abrading the surface. Sspc paint 20 zincrich coating type i inorganic and. If adhesion is poor, brush blasting per sspc sp16 is. Zinc clad 200 is a threecomponent, polyamide epoxy, zincrich coating formulated to meet the sspc paint spec 20. Quality control of abrasive blast cleaning operations. November 2004 sspc paint 23 latex primer for steel surfaces march 20. Intrepids sspc 25 red oxide primer is a high quality, slow drying, red iron oxide primer for ferrous metals. Protective paint systems sspc paint 20 zincrich primers type i, inorganic, and type ii, organic. For very corrosive atmospheres where high cost of cleaning is warranted. Sspcpaint 20 zincrich coating type i inorganic, and type ii organic sspcpaint 23 latex primer for steel surfaces sspcpaint 24 latex semigloss exterior topcoat sspcpaint 27 basic zinc chromatevinyl butyral wash primer sspcpaint 29 zinc dust sacrificial primer, performancebased. Series 20 prime coat has been in exterior exposure for 60 days or longer and series 20, fc20, l69, l69f, n69, n69f, v69, v69f, l140, l140f, n140, n140f, v140, v140f or 161 is the specified topcoat. Appearance of sspc sp7, sp6, sp10, and sp5 on steel that has never been painted 2.
Sspc paint 20 zincrich coating type i inorganic and type ii organic, includes editioral revision 2004. Sspc paint 20 is a performance standard for inorganic or organic zincrich coatings that includes options for specifying higher zinc loading levels in the dry coating film. Commercial grade powertool cleaning produces a greater degree of cleaning than sspc sp 3, which does not remove adherent material, but a lesser degree of cleaning than sspc sp 11, which requires removal of all surface. This specification covers an air drying, readymixed, waterborne semigloss latex paint for use on metal surfaces primed with a primer conforming to sspc paint 23, latex primer for steel surfaces. This coating is intended to be used as a holding primer that may or may not be removed before or after erection or assembly in the field. In compliance with sspcpaint 20, type 1, level 1 and iso 129445. Measurement of dry coating thickness with magnetic gages.
To view this site, you must enable javascript or upgrade. The society for protective coatings surface preparation standard no. Individual products meeting minimum performance requirements of this standard may vary in formulation, raw materials, and application characteristics. Allow paint to dry at least one week before testing adhesion.
Methods of surface preparation for concrete sspc sp nace 6 dryabrasive blasting, wetabrasive blasting, vacuumassi sted abrasive blasting and centrifugalshot abrasive blasting per astm d4259. One bound copy of the most current steel structures painting council pictorial standards, sspc vis 1, guide and reference photographs for steel surfaces prepared by dryabrasive blast cleaning. Provides performance comparable to products formulated to sspcpaint 15. Sspcpaint 23, latex primer for steel surfaces paintsquare. Sspc paint 20 zincrich coating type i inorganic, and type ii organic sspc paint 23 latex primer for steel surfaces sspc paint 24 latex semigloss exterior topcoat sspc paint 27 basic zinc chromatevinyl butyral wash primer sspc paint 29 zinc dust sacrificial primer, performancebased.
All content is owned and ed by sspc and cannot be used or. Product a zinc rich primer suitable for use with a wide range of high performance systems and topcoats in. As the foundation for all sspc training conducted globally, they serve to ensure the highest degree of quality, productivity, and safety in the protective coatings industry. Mill scale, rust, and paint are considered adherent if they cannot be removed by lifting with a dull putty knife.
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