EN 978:1997

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Underground tanks of glass-reinforced plastics (GRP) - Determination of factor alpha and factor beta

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Published date: 23-07-1997

Publisher: Comite Europeen de Normalisation

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

Foreword
1 Scope
2 Normative references
3 Definitions
    3.1 Factor alpha
    3.2 Factor beta
4 Principle
5 Apparatus
    5.1 Testing machine
    5.2 Four point test rig
    5.3 Measuring device
    5.4 Oven for post curing
    5.5 Waterbath
6 Test specimens
    6.1 Number of test specimens
    6.2 Shape and size of test specimens
7 Procedure
    7.1 Determination of the initial beam stiffness
    7.2 Determination of factor alpha
    7.3 Determination of factor beta
8 Test Report

Abstract - (Show below) - (Hide below)

This European standard specifies a test method for the determination of the factor alpha and the factor beta of test specimens of tanks of glass reinforced thermosetting resins for the underground storage of liquids.

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Committee	CEN/TC 210
Document Type	Standard
ISBN
Pages
Published
Publisher	Comite Europeen de Normalisation
Status	Current

National Adoptions - (Show below) - (Hide below)

Equivalent Standard(s)	Relationship
NBN EN 978 : 1997	Identical
UNE-EN 978:1998	Identical
BS EN 978:1997	Identical
UNI EN 978 : 1999	Identical
NS EN 978 : 1ED 1997	Identical
NF EN 19978 : 1997	Identical
SN EN 978 : 1998	Identical
NEN EN 978 : 1997	Identical
I.S. EN 978:1998	Identical
PN EN 978 : 2002	Identical
DIN EN 978:1997-09	Identical

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

DD CEN/TS 14632:2006	Plastics piping systems for drainage, sewerage and water supply, pressure and non-pressure. Glass-reinforced thermosetting plastics (GRP) based on polyester resin (UP). Guidance for the assessment of conformity
I.S. EN 12566-3:2016	SMALL WASTEWATER TREATMENT SYSTEMS FOR UP TO 50 PT - PART 3: PACKAGED AND/OR SITE ASSEMBLED DOMESTIC WASTEWATER TREATMENT PLANTS
EN 12566-3:2016	Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plants
03/102154 DC : DRAFT MAY 2003	CEN TS 14632 - PLASTICS PIPING SYSTEMS FOR DRAINAGE, SEWERAGE AND WATER SUPPLY, PRESSURE AND NON-PRESSURE - GLASS-REINFORCED THERMOSETTING PLASTICS (GRP) BASED ON UNSATURATED POLYESTER RESIN (UP) - GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
S.R. CEN/TS 14632:2012	PLASTICS PIPING SYSTEMS FOR DRAINAGE, SEWERAGE AND WATER SUPPLY, PRESSURE AND NON-PRESSURE - GLASS-REINFORCED THERMOSETTING PLASTICS (GRP) BASED ON UNSATURATED POLYESTER RESIN (UP) - GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
DIN EN 858-1:2002-05	CONTINUOUS HANDLING EQUIPMENT AND SYSTEMS - PART 1: SAFETY AND EMC REQUIREMENTS FOR THE EQUIPMENT FOR THE STORAGE OF BULK MATERIALS IN SILOS, BUNKERS, BINS AND HOPPERS
UNI CEN/TS 14632 : 2012	PLASTICS PIPING SYSTEMS FOR DRAINAGE, SEWERAGE AND WATER SUPPLY, PRESSURE AND NON-PRESSURE - GLASS-REINFORCED THERMOSETTING PLASTICS (GRP) BASED ON UNSATURATED POLYESTER RESIN (UP) - GUIDANCE FOR THE ASSESSMENT OF CONFORMITTY
UNE-EN 12566-3:2017	Small wastewater treatment systems for up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plants
BS EN 12566-3 : 2005	SMALL WASTEWATER TREATMENT SYSTEMS FOR UP TO 50 PT - PART 3: PACKAGED AND/OR SITE ASSEMBLED DOMESTIC WASTEWATER TREATMENT PLANTS
CEN/TS 14632:2012	Plastics piping systems for drainage, sewerage and water supply, pressure and non-pressure - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Guidance for the assessment of conformity
EN 858-1:2002/A1:2004	SEPARATOR SYSTEMS FOR LIGHT LIQUIDS (E.G. OIL AND PETROL) - PART 1: PRINCIPLES OF PRODUCT DESIGN, PERFORMANCE AND TESTING, MARKING AND QUALITY CONTROL
EN 976-1:1997	Underground tanks of glass-reinforced plastics (GRP) - Horizontal cylindrical tanks for the non-pressure storage of liquid petroleum based fuels - Part 1: Requirements and test methods for single wall tanks
EN 1825-1:2004/AC:2006	GREASE SEPARATORS - PART 1: PRINCIPLES OF DESIGN, PERFORMANCE AND TESTING, MARKING AND QUALITY CONTROL
I.S. CEN TS 14632:2006	PLASTICS PIPING SYSTEMS FOR DRAINAGE, SEWERAGE AND WATER SUPPLY, PRESSURE AND NON-PRESSURE - GLASS-REINFORCED THERMOSETTING PLASTICS (GRP) BASED ON POLYESTER RESIN (UP) - GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
PD CEN/TS 14632:2012	Plastics piping systems for drainage, sewerage and water supply, pressure and non-pressure. Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP). Guidance for the assessment of conformity
16/30329416 DC : 0	BS EN 12566-3 - SMALL WASTEWATER TREATMENT SYSTEMS UP TO 50 PT - PART 3: PACKAGED AND/OR SITE ASSEMBLED DOMESTIC WASTEWATER TREATMENT PLANTS
BS EN 1825-1:2004	Grease separators Principles of design, performance and testing, marking and quality control
BS EN 858-1:2002	Separator systems for light liquids (e.g. oil and petrol) Principles of product design, performance and testing, marking and quality control
DIN EN 1825-1:2004-12	Grease separators - Part 1: Principles of design, performance and testing, marking and quality control; German version EN 1825-1:2004

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