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  • BS 2782-5 Method 550A:1981

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Methods of testing plastics. Optical and colour properties, weathering Methods of exposure to natural weathering

    Available format(s):  Hardcopy, PDF

    Superseded date:  01-01-1997

    Language(s):  English

    Published date:  31-08-1981

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    National foreword
    Methods
    0 Introduction
    1 Scope and field of application
    2 References
    3 Test specimens
    4 Exposure aspect
    5 Exposure site
    6 Apparatus
    7 Exposure stages
    8 Climatic conditions
    9 Test methods
    10 Determination of initial properties and changes
        after exposure
    11 Test report
    Annexes
    A Use of blue dyed wool standards to measure light
        dosage
    B Classification of climate

    Abstract - (Show below) - (Hide below)

    Specifies procedures for exposing plastics to natural weathering to assess changes produced after given stages of such exposure. Suitable for plastic materials of all kinds and to products or portions of products. Includes use of blue dyed wool standards to measure light dosage and classification of climate.

    General Product Information - (Show below) - (Hide below)

    Committee PRI/21
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 2782-5:Method 540B:1982 Methods of testing plastics. Optical and colour properties, weathering Methods of exposure to laboratory light sources, (xenon arc lamp, enclosed carbon arc lamp, open-flame carbon arc lamp, fluorescent tube lamps)
    BS 6572:1985 Specification for blue polyethylene pipes up to nominal size 63 for below ground use for potable water
    BS DD200(1991) : 1991 SPECIFICATION FOR PLIABLE NON-RIGID CONDUIT AND FITTINGS FOR DIRECT BURIAL UNDERGROUND (TYPE DB)
    BS 3412:1992 Methods of specifying general purpose polyethylene materials for moulding and extrusion
    BS 4962:1989 Specification for plastics pipes and fittings for use as subsoil field drains
    PD 6533:1993 Guide to methods for assessing the durability of geotextiles. An interim document
    BS 7825-3.5:1997 Calibration of rubber and plastics test equipment. Calibration schedules Optical and weathering properties

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 293:2004 Plastics — Compression moulding of test specimens of thermoplastic materials
    ISO 3167:2014 Plastics Multipurpose test specimens
    ISO 4892:1981 Plastics Methods of exposure to laboratory light sources
    ISO 295:2004 Plastics — Compression moulding of test specimens of thermosetting materials
    ISO 294:1995 Plastics Injection moulding of test specimens of thermoplastic materials
    ISO 291:2008 Plastics Standard atmospheres for conditioning and testing
    ISO 4582:2017 Plastics — Determination of changes in colour and variations in properties after exposure to glass-filtered solar radiation, natural weathering or laboratory radiation sources
    ISO 2557-2:1986 Plastics Amorphous thermoplastics Preparation of test specimens with a specified reversion Part 2: Plates
    ISO 2557-1:1989 Plastics Amorphous thermoplastics Preparation of test specimens with a specified maximum reversion Part 1: Bars
    ISO 2818:1994 Plastics — Preparation of test specimens by machining
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