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  • BS EN 10090:1998

    Current The latest, up-to-date edition.

    Valve steels and alloys for internal combustion engines

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  15-08-1998

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 Definitions
    4 Classification and designation
        4.1 Classification
        4.2 Designation
    5 Information to be supplied by the purchaser
        5.1 Mandatory information
        5.2 Supplementary information
    6 Manufacturing process
        6.1 Melting process
        6.2 Manufacture of the product
        6.3 Heat treatment condition and surface finish at
              the time of delivery
    7 Requirements
        7.1 Chemical composition
        7.2 Mechanical properties
        7.3 Internal and external condition
        7.4 Dimensions and tolerances
    8 Testing
        8.1 Agreement of tests and inspection documents
        8.2 Number of tests
        8.3 Selection and preparation of samples and test pieces
        8.4 Test methods
        8.5 Retests
        8.6 Certification of the tests
    9 Marking
    10 Complaints
    Annex A (informative) Technical supplement

    Abstract - (Show below) - (Hide below)

    Applicable to grades of wrought high-alloy materials, for use in intake and exhaust valves in reciprocating internal combustion engines. Applies to bars, wire, rod and forgings, and to surface finishes. Not applicable to alloys resistant to wear and corrosion used for protection of valve seat surfaces.

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

    Committee ISE/105
    Development Note Supersedes BS 970-4(1970). Reviewed and confirmed by BSI, April, 2004. (11/2004) Supersedes 91/39543 DC. (07/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    BS 336:2010 Specification for fire hose couplings and ancillary equipment
    15/30310921 DC : 0 BS 1212-4 - FLOAT OPERATED VALVES - PART 4: SPECIFICATION FOR COMPACT TYPE FLOAT OPERATED VALVES FOR WC FLUSHING CISTERNS (INCLUDING FLOATS)
    DEFSTAN 02-327/3(2006) : 2006 REQUIREMENTS AND GUIDANCE FOR THE PROCUREMENT OF PUMPS FOR AUXILIARY SYSTEMS
    DEFSTAN 02-327/2(2001) : INTERIM REQUIREMENTS AND GUIDANCE FOR THE PROCUREMENT OF PUMPS FOR AUXILIARY SYSTEMS
    BS 10:2009 Specification for flanges and bolting for pipes, valves and fittings
    DEFSTAN 02-327/4(2016) : 2016 STANDARDS FOR DEFENCE REQUIREMENTS AND GUIDANCE FOR THE PROCUREMENT OF PUMPS FOR AUXILIARY SYSTEMS

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

    EN 10002-1 : 2001 METALLIC MATERIALS - TENSILE TESTING - PART 1: METHOD OF TEST AT AMBIENT TEMPERATURE
    EN 10052:1993 Vocabulary of heat treatment terms for ferrous products
    CR 10261 : 1995 ECISS INFORMATION CIRCULAR 11 - IRON AND STEEL - REVIEW OF AVAILABLE METHODS OF CHEMICAL ANALYSIS
    EN 10079:2007 Definition of steel products
    EN 10027-2:2015 DESIGNATION SYSTEMS FOR STEELS - PART 2: NUMERICAL SYSTEM
    EN 10221:1995 Surface quality classes for hot-rolled bars and rods - Technical delivery conditions
    EN 10002-5:1991 Metallic materials - Tensile testing - Part 5: Method of testing at elevated temperature
    EN ISO 377:2017 Steel and steel products - Location and preparation of samples and test pieces for mechanical testing (ISO 377:2017)
    EURONORM 103 : 1971 MICROSCOPIC DETERMINATION OF THE FERRITE OR AUSTENITIC GRAIN SIZE OF STEELS
    EURONORM 60 : 1977 HOT-ROLLED ROUND STEEL FOR GENERAL USE
    EN 10021:2006 General technical delivery conditions for steel products
    EN 10204:2004 Metallic products - Types of inspection documents
    EN 10027-1:2016 Designation systems for steels - Part 1: Steel names
    EN 10020:2000 Definition and classification of grades of steel
    EN 10003-1 : 1994 METALLIC MATERIALS - BRINELL HARDNESS TEST - TEST METHOD
    ISO 14284:1996 Steel and iron — Sampling and preparation of samples for the determination of chemical composition
    EURONORM 17 : 1970 WIRE ROD OF COMMON UNALLOYED STEELS FOR DRAWING; DIMENSIONS AND PERMISSIBLE DEVIATIONS
    EN 10109-1 : 1994 METALLIC MATERIALS - HARDNESS TEST - PART 1: ROCKWELL TEST (SCALES A, B, C, D, E, F, G, H, K) AND ROCKWELL SUPERFICIAL TEST (SCALES 15N, 30N, 45N, 15T, 30T AND 45T)
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