BS EN 4689 pdf free download

BS EN 4689-2021 pdf free download.Aerospace series一Paints and varnishes一 Two-components room temperature curing polyurethane finish一High flexibility and chemical agent resistance for military application.
This document specifies the requirements for a two-components flexible polyurethane topcoat to be applied over EN 4687 and/or EN 4688 primers mainly for exterior aerospace applications.
The primer and the finish tested to this document will be from the same manufacturer applied in accordance with (i.a.w.) their i nstructions/Table 1.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition ofthe referenced document (including any amendments) applies.
EN 2101, Aerospace series — Chromic acid anodizing ofaluminium and wrought aluminium alloys
EN 2334, Aerospace series — Chromic-suiphuric acid pickle ofaluminium and aluminium alloys
EN 2437, Aerospace series — Chromate conversion coatings (yellow)for aluminium and aluminium alloys EN 3837, Aerospace series — Paints and varnishes — Nature and methodfor surface preparation of test pieces in aluminium alloys
EN 3840, Aerospace series — Paints and varnishes — Technical specification
EN 3847, Aerospace series — Paints and varnishes — Determination ofsedimentation rating
EN 4160, Aerospace series — Paints and varnishes — Determination ofthe effect ofthermal exposure
EN 4687, Aerospace series — Paints and varnishes — Chromate free (non corrosion inhibiting) two-components room temperature curing primer — Chromatefree primerfor military application
EN 4688, Aerospace series — Paints and varnishes — Corrosion resistant chromated two-components room temperature curing epoxy primer — High corrosion resistancefor militaiy application
EN 4704, Aerospace series — Tartaric-Sulphuric-Acid anodizing of aluminium and aluminium wrought alloysfor corrosion protection and paint pre-treatment (TSA)
EN 6042, Aerospace series — Organic compounds — Test method — Analysis by infrared spectroscopy 1) EN ISO 1513, Paintsand varnishes — Examination andpreparation of test samples
EN ISO 1518-1, Paints and varnishes — Determination of scratch resistance — Part 1: Constant-loading method
EN ISO 1519, Paints and varnishes — Bend test (cylindrical mandrel)
EN ISO 1520, Paints and varnishes — Cupping test
EN ISO 1524, Paints, varnishes and printing inks — Determination offineness of grind
EN ISO 2409, Paints and varnishes — Cross-cut test
EN ISO 2431, Paints and varnishes — Determination offlow time by use offlow cups
EN ISO 281 1-1, Paints and varnishes — Determination ofdensity — Part 1: Pycnometer method
1) Published as ASD-STAN Standard at the date of publication of this document by AeroSpace and Defence industries Association of Europe — Standardization (ASD-STAN), http://www.asd-stan.org/
EN ISO 28 1 1-2, Paints and varnishes — Determination ofdensity — Part 2: Immersed body (plummet) method
EN ISO 281 1-3, Paints and varnishes — Determination ofdensity — Part 3: Oscillation method
EN ISO 281 1-4, Paints and varnishes — Determination ofdensity — Part 4: Pressure cup method
EN ISO 281 2- 1, Paints and varnishes — Determination of resistance to liquids — Part 1: immersion in liquids other than water
EN ISO 2812-2, Paints and varnishes— Determination of resistance to liquids— Part2: Water immersion method
EN ISO 2813, Paints and varnishes — Determination of gloss value at 20°, 60° and 85°
EN ISO 3251, Paints, varnishes and plastics — Determination of non-volatile-matter content
EN ISO 3675, Crude petroleum and liquid petroleum products — Laboratory determination of density — Hydrometer method
EN ISO 3679, Determination offlash no-flash and flash point — Rapid equilibrium closed cup method
EN ISO 4628-2, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 2: Assessment of degree of blistering
EN ISO 4628-8, Paints and varnishes — Evaluation of degradation of coatings — Designation of quantity and size of defects, and of intensity of uniform changes in appearance — Part 8: Assessment of degree of delamination and corrosion around a scribe or other artificial defect
EN ISO 6270-1, Paints and varnishes — Determination of resistance to humidity — Part 1: Condensation (single-sided exposure)
EN ISO 9117-1, Paints and varnishes — Drying tests — Part 1: Determination of through-dry state and through-dry time
EN ISO 9 117-3, Paints and varnishes — Drying tests — Part 3: Surface-drying test using ballotini
EN ISO 9117-6, Paints and varnishes — Drying tests — Part 6: Print-free test
EN ISO 9227, Corrosion tests in artificial atmospheres — Salt spray tests
EN ISO 9514, Paints and varnishes — Determination of the pot life of multicomponent coating systems — Preparation and conditioning of samples and guidelines for testing
EN ISO 11890-1, Paints and varnishes— Determination of volatile organic compound (VOC) content— Part 1: Difference method
EN ISO 11909, Binders for paints and varnishes — Polyisocyanate resins — General methods of test
EN ISO 16474-1, Paints and varnishes — Methods of exposure to laboratory light sources — Part 1:General guidance
EN ISO 16474-3, Paints and varnishes — Methods of exposure to laboratory light sources — Part 3:Fluorescent UV lamps.BS EN 4689 pdf download.