glass bending equipment
glass bending equipment, Total:176 items.
The international standard classification for "glass bending equipment" includes: Raw materials and raw glass , Glass in general , Reinforced plastics , Textile glass materials , Glass .
The Chinese standard classification for "glass bending equipment" includes: Ceramic and glass in general , Industrial technical glass , Fibre reinforced composites , Fishery machinery and tools .
National Metrological Verification Regulations of the People's Republic of China
- JJG(建材) 135-1999 Flat glass curvature detection device
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 38686-2020 Test method for flexibility of ultrathin glass—Two point bending method
- GB/T 44752-2024 Test method for bending fatigue of flexible glass
- GB/T 37781-2019 Test methods for bending strength of glass
- GB/T 1449-1983 Test method for flexural properties of glass fiber-reinforced plastics
- GB/T 14208-1993 Textile glass-Rovings-Determination of flexural strength of rod composites
- GB/T 34171-2017 Test method for flexural property of thin and ultrathin glass--Three-point bending method
Professional Standard - Building Materials
- JC/T 915-2003 Heat bent glass
- JC/T 2373-2016 Test method for determining elastic modulus and bending strength of glass tubes-Split ring method
- JC/T 915-2024 Heat bent glass
- JC/T 676-1997 Test method for flexure of glass material
Professional Standard - Aquaculture
- SC/T 8062-2000 Test method for overall longitudinal bending of glass fiber reinforced plastics fishing vessel
Professional Standard - Electron
- SJ/T 11833.2-2023 Glass cover sheets for mobile display devices Part 2: Mechanical test methods Uniaxial bending strength (4-point bending)
未注明发布机构
- JIS K 7057:1987 Testing Method for Apparent Interlaminar Shear Strength of Glass Fiber Reinforced Plastics
British Standards Institution (BSI)
- BS EN 1288-4:2000 Glass in building - Determination of the bending strength of glass - Testing of channel shaped glass
- BS EN 1288-3:2000 Glass in building - Determination of the bending strength of glass - Test with specimen supported at two points (four point bending)
- BS EN 1288-1:2000 Glass in building - Determination of the bending strength of glass - Fundamentals of testing glass
- BS ISO 11485-3:2014 Glass in building. Curved glass. Requirements for curved tempered and curved laminated safety glass
- 07/30046990 DC BS ISO 1288-3. Glazing in building. Determination of the bending strength of glass. Part 3. Test with specimen supported at two points (four point bending)
- BS EN 2746:1998 Glass fibre reinforced plastics - Flexural test - Three point bend method
- 07/30046996 DC BS ISO 1288-4. Glazing in building. Determination of the bending strength of glass. Part 4. Testing of channel shaped glass
- 07/30046980 DC BS ISO 1288-1. Glazing in building. Determination of the bending strength of glass. Part 1. Fundamentals of testing glass
- BS IEC 61747-40-2:2015 Liquid crystal display devices. Mechanical testing of display cover glass for mobile devices. Uniaxial flexural strength (4-point bend)
- BS 7034-4:1988 Viscosity and viscometric fixed points of glass. Method for the determination of viscosity by beam bending
- BS IEC 61747-40-4:2015 Liquid crystal display devices. Mechanical testing of display cover glass for mobile devices. Biaxial flexural strength (ring-on-ring)
- BS EN 1288-2:2000 Glass in building - Determination of the bending strength of glass - Coaxial double ring test on flat specimens with large test surface areas
- 14/30288711 DC BS EN ISO 1288-3. Glass in building. Determination of the bending strength of glass. Part 3. Test with specimen supported at two points (four-point bending)
- BS EN 1288-5:2000 Glass in building - Determination of the bending strength of glass - Coaxial double ring test on flat specimens with small test surface areas
- BS 7034-4:1989 Viscosity and viscometric fixed points of glass. Method for the determination of viscosity by beam bending
- BS ISO/TS 12928:1999 Glass in building. Determination of the bending strength of glass. Fundamentals of testing glass
- BS IEC 61747-40-6:2018 Liquid crystal display devices. Mechanical testing of display cover glass for mobile devices. Retained biaxial flexural strength (abraded ring-on-ring)
- BS 7604-2:1992 Method for determination of stress-optical coefficient of glass. Bending test
CZ-CSN
- CSN ON 70 1511-1964 safety glasscurved
- CSN 70 9085-1962 Flat glass Safety glass, hardened bended
- CSN ISO 7884-4:1994 Glass - Viscosity and viscometric fixed points - Part 4: Determination of viscosity by beam bending
Association Francaise de Normalisation
- NF P78-341*NF EN 1288-1:2000 Glass in building - Determination of the bending strength of glass - Part 1 : fundamentals of testing glass.
- NF P78-343*NF EN 1288-3:2000 Glass in building - Determination of the bending strength of glass - Part 3 : test with specimen supported at two points (four points bending).
- NF P78-344*NF EN 1288-4:2000 Glass in building - Determination of the bending strength of glass - Part 4 : testing of channel shaped glass
- NF B30-101:1967 Glass. Bend test of a dual-glass test specimen.
- NF P78-217-3*NF ISO 11485-3:2014 Glass in building - Curved glass - Part 3 : requirements for curved tempered and curved laminated safety glass
- NF EN 1288-3:2000 Glass in construction - Determination of the resistance of glass to bending - Part 3: tests with specimens supported at two points (four-point bending)
- NF EN 1288-4:2000 Glass in construction - Determination of the resistance of glass to bending - Part 4: tests on profiled glass
- NF EN 1288-1:2000 Glass in construction - Determination of glass resistance to bending - Part 1: Fundamentals of glass testing
- NF P19-829-4*NF EN 1170-4:1998 "Precast concrete products. Test method for glass-fibre reinforced cement. Part 4 : measuring bending strength, ""Simplified bending test"" method."
- NF P78-342*NF EN 1288-2:2000 Glass in building - Determination fo bending strength of glass - Part 2 : coaxial double ring test on flat specimens with large test surface areas
- NF P78-345*NF EN 1288-5:2000 Glass in building - Determination of the bending strength of glass - Part 5 : coaxial double ring test on flat specimens with small test surface areas.
- NF P19-829-5*NF EN 1170-5:1998 "Precast concrete products. Test method for glass-fibre reinforced cement. Part 5 : measuring bending strength, ""Complete bending test"" method.".
- NF ISO 11485-3:2014 Glass in construction - Curved glass - Part 3: requirements for toughened curved and laminated curved safety glass
European Committee for Standardization (CEN)
- EN 1288-3:2000 Glass in Building - Determination of the Bending Strength of Glass - Part 3: Test with Specimen Supported at Two Points (Four Point Bending)
- EN 1288-4:2000 Glass in Building - Determination of the Bending Strength of Glass - Part 4: Testing of Channel Shaped Glass
- EN 1288-1:2000 Glass in Building - Determination of the Bending Strength of Glass - Part 1: Fundamentals of Testing Glass
- EN 2746:1998 Aerospace series - Glass fibre reinforced plastics - Flexural test - Three point bend method
- EN 63:1977 Glass Reinforced Plastics: Determination of Flexural Properties; Three Point Method
Danish Standards Foundation
- DANSK DS/EN 1288-3:2001 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending)
- DS/EN 1288-3:2001 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending)
- DS/EN 1288-4:2001 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass
- DANSK DS/EN 1288-1:2001 Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass
- DANSK DS/EN 2746:1998 Aerospace series - Glass fibre reinforced plastics - Flexural test - Three point bend method
- DS/EN 2746:1999 Aerospace series - Glass fibre reinforced plastics - Flexural test - Three point bend method
- DANSK DS/EN 1170-5:1998 Precast concrete products - Test method for glass-fibre reinforced cement - Part 5: Measuring bending strength, "Complete bending test" method
- DANSK DS/EN 1288-4:2001 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass
- DANSK DS/EN 1170-4:1998 Precast concrete products - Test method for glass-fibre reinforced cement - Part 4: Measuring bending strength, "Simplified bending test" method
- DANSK DS/EN 1288-5:2001 Glass in building - Determination of the bending strength of glass - Part 5: Coaxial double ring test on flat specimens with small test surface areas
- DANSK DS/EN 1288-2:2001 Glass in building - Determination of the bending strength of glass - Part 2: Coaxial double ring test on flat specimens with large test surface areas
Spanish Association for Standardization (UNE)
- UNE-EN 1288-3:2000 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending)
- UNE-EN 1288-4:2000 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass.
- UNE-EN 1288-1:2000 Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass.
- AENOR UNE-EN 1288-3:2000 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending)
- UNE-EN 2746:1999 AEROSPACE SERIES. GLASS FIBRE REINFORCED PLASTICS. FLEXURAL TEST. THREE POINT BEND METHOD.
- UNE 43713:1980 FLEXURE TESTING OF FLAT GLASS. DETERMINATION OF MODULUS OF RUPTURE
- AENOR UNE-EN 1288-4:2000 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass.
- AENOR UNE-EN 1170-5:1998 Precast concrete products - Test method for glass-fibre reinforced cement - Part 5: Measuring bending strength, "Complete bending test" method
- AENOR UNE-EN 1288-1:2000 Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass.
Lithuanian Standards Office
- LST EN 1288-3-2002 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending)
- LST EN 1288-4-2002 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass
- LST EN 2746-2001 Aerospace series - Glass fibre reinforced plastics - Flexural test - Three point bend method
- LST EN 1288-2-2002 Glass in building - Determination of bending strength of glass - Part 2: Coaxial double ring test on flat specimens with large test surface areas
- LST EN 1170-5-2003 Precast concrete products - Test method for glass-fibre reinforced cement - Part 5: Measuring bending strength, "Complete bending test" method
- LST EN 1170-4-2000 Precast concrete products - Test method for glass-fibre reinforced cement - Part 4: Measuring bending strength, "Simplified bending test" method
German Institute for Standardization
- DIN EN 1288-4:2000 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass; German version EN 1288-4:2000
- DIN EN 1288-3:2000 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending); German version EN 1288-3:2000
- DIN EN 1288-1:2000 Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass; German version EN 1288-1:2000
- DIN EN 2746:1998-10 Aerospace series - Glass fibre reinforced plastics - Flexural test, three point bend method; German version EN 2746:1998
- DIN EN 1288-3:2000-09 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending); German version EN 1288-3:2000 / Note: To be replaced by DIN EN ISO 1288-3 (2007-10).
- DIN EN ISO 1288-3 E:2007-10 Draft Document - Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending) (ISO/DIS 1288-3:2007); German version prEN ISO 1288-3:2007
- DIN EN ISO 1288-4 E:2007 Draft Document - Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass (ISO/DIS 1288-4:2007); German version prEN ISO 1288-4:2007
- DIN EN ISO 1288-4 E:2007-10 Draft Document - Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass (ISO/DIS 1288-4:2007); German version prEN ISO 1288-4:2007
- DIN EN ISO 1288-1 E:2007 Draft Document - Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass (ISO/DIS 1288-1:2007); German version prEN ISO 1288-1:2007
- DIN EN ISO 1288-1 E:2007-10 Draft Document - Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass (ISO/DIS 1288-1:2007); German version prEN ISO 1288-1:2007
- DIN EN 1288-5:2000 Glass in building - Determination of the bending strength of glass - Part 5: Coaxial double ring test on flat specimens with small test surface areas; German version EN 1288-5:2000
- DIN EN 1288-2:2000 Glass in building - Determination of the bending strength of glass - Part 2: Coaxial double ring test on flat specimens with large test surface areas; German version EN 1288-2:2000
- DIN EN ISO 1288-3 E:2007 Draft Document - Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending) (ISO/DIS 1288-3:2007); German version prEN ISO 1288-3:2007
- DIN ISO 7884-4:1998 Glass - Viscosity and viscometric fixed points - Part 4: Determination of viscosity by beam bending (ISO 7884-4:1987)
- DIN EN 1288-4:2000-09 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass; German version EN 1288-4:2000 / Note: To be replaced by DIN EN ISO 1288-4 (2007-10).
- DIN 53398:1975 Testing of textile glass reinforced plastics; bending pulsating test
- DIN ISO 7884-4:1998-02 Glass - Viscosity and viscometric fixed points - Part 4: Determination of viscosity by beam bending (ISO 7884-4:1987)
- DIN EN 1288-1:2000-09 Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass; German version EN 1288-1:2000 / Note: To be replaced by DIN EN ISO 1288-1 (2007-10).
- DIN EN 63:1977 Determination of flexural properties of glass fiber reinforced plastics - Three-point method
- DIN EN 1170-5:1998-01 Precast concrete products - Test method for glass-fibre reinforced cement - Part 5: Measuring bending strength; "complete bending test" method; German version EN 1170-5:1997
Korean Agency for Technology and Standards (KATS)
- KS L ISO 4604-2013(2023) Textile glass-Woven fabrics-Determination of conventional flexural stiffness-Fixed-angle flexometer
- KS L ISO 4604-2023 Textile glass-Woven fabrics-Determination of conventional flexural stiffness-Fixed-angle flexometer
- KS L ISO 4604:2013 Textile glass-Woven fabrics-Determination of conventional flexural stiffness-Fixed-angle flexometer
- KS L ISO 4604:2008 Textile glass-Woven fabrics-Determination of conventional flexural stiffness-Fixed-angle flexometer method
- KS L ISO 7884-4-2003(2018) Glass-Viscosity and viscometric fixed points-Part 4:Determination of viscosity by beam bending
- KS L ISO 7884-4-2003(2023) Glass-Viscosity and viscometric fixed points-Part 4:Determination of viscosity by beam bending
- KS L ISO 7884-4-2023 Glass-Viscosity and viscometric fixed points-Part 4:Determination of viscosity by beam bending
- KS L ISO 4604-2013(2018) Textile glass-Woven fabrics-Determination of conventional flexural stiffness-Fixed-angle flexometer
- KS L ISO 7884-4:2003 Glass-Viscosity and viscometric fixed points-Part 4:Determination of viscosity by beam bending
- KS L 2401-2019 Testing method for annealing point and strain point of glass by beam bending
- KS M 3382-2004 Testing methods for flexural properties of glass fiber reinforced plastics
- KS L ISO 7884-7:2014 Glass — Viscosity and viscometric fixed points — Part 7: Determination of annealing point and strain point by beam bending
- KS L 2401-1995 Testing method for annealing point and strain point of glass by beam bending
- KS L ISO 7884-7-2014(2024) Glass — Viscosity and viscometric fixed points — Part 7: Determination of annealing point and strain point by beam bending
Swedish Institute for Standards
- SS-EN 1288-3:2000 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending)
- SS-EN 1288-4:2000 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass�
- SS-EN 1288-1:2000 Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass
(U.S.) Ford Automotive Standards
- FORD M98G36-A-1990 GLASS SEPARATOR MATERIAL - WINDSHIELD BENDING
Ente Nazionale Italiano di Unificazione
- UNI EN 1288-4:2001 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass
- UNI EN 1288-3:2001 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending)
- UNI EN 1288-1:2001 Glass in building - Determination of the bending strength of glass - Part 1: Fundamentals of testing glass
- UNI EN 572-7:2004 Glass in building - Basic soda lime silicate glass products - Part 7: Wired or unwired channel shaped glass
- UNI EN 63:1978 Glass reinforced plastics. Determination of flexural properties. Three point method.
- UNI EN 1170-5:2001 Precast concrete products - Test method for glass-fibre reinforced cement - Measuring bending strength, "Complete bending test" method.
RO-ASRO
- STAS 7647-1966 Glass. Determination of bending resistance
Standards Norway
- NS-EN 1288-1:2000 Glass in building — Determination of the bending strength of glass — Part 1: Fundamentals of testing glass
- NS-EN 1288-3:2000 Glass in building — Determination of the bending strength of glass — Part 3: Test with specimen supported at two points (four point bending)
- NS-EN 2746:1998 Aerospace series — Glass fibre reinforced plastics — Flexural test — Three point bend method
- NS-EN 1288-4:2000 Glass in building — Determination of the bending strength of glass — Part 4: Testing of channel shaped glass
- NS-EN 1170-5:1997 Precast concrete products — Test method for glass-fibre reinforced cement — Part 5: Measuring bending strength, "Complete bending test" method
- NS-EN 1170-4:1997 Precast concrete products — Test method for glass-fibre reinforced cement — Part 4: Measuring bending strength, "Simplified bending test" method
Gosstandart of Russia
- GOST 32281.3-2013 Glass and glass products. Determination of the bending strength. Test with specimen supported at two points (four points bending)
- GOST 9900-1985 Inorganic glass and glasscrystal materials. Methods for the determination of elastic module at cross static bending
- GOST 6943.9-1979 Glass textile products. Method of dinamic bending resistance determination
American Society for Testing and Materials (ASTM)
- ASTM C1464-00 Standard Specification for Bent Glass
- ASTM C1464-21 Standard Specification for Bent Glass
- ASTM C1464-06(2011) Standard Specification for Bent Glass
- ASTM C1464-06 Standard Specification for Bent Glass
- ASTM C158-95 Standard Test Methods for Strength of Glass by Flexure (Determination of Modulus of Rupture)
- ASTM C158-95(2000) Standard Test Methods for Strength of Glass by Flexure (Determination of Modulus of Rupture)
- ASTM C158-02 Standard Test Methods for Strength of Glass by Flexure (Determination of Modulus of Rupture)
- ASTM C158-23 Standard Test Methods for Strength of Glass by Flexure (Determination of Modulus of Rupture)
Kingdom of Bahrain Testing and Metrology Directorate
- BH GSO ASTM C1464:2022 Standard Specification for Bent Glass
- BH GSO ISO 1288-3:2022 Glass in building — Determination of the bending strength of glass — Part 3: Test with specimen supported at two points (four point bending)
- BH GSO ISO 1288-1:2022 Glass in building — Determination of the bending strength of glass — Part 1: Fundamentals of testing glass
- BH GSO ISO 1288-4:2022 Glass in building — Determination of the bending strength of glass — Part 4: Testing of channel shaped glass
- BH GSO ISO 11485-3:2017 Glass in building -- Curved glass -- Part 3: Requirements for curved tempered and curved laminated safety glass
GCC Standardization Organization
- GSO ASTM C1464:2021 Standard Specification for Bent Glass
- GSO ISO 1288-3:2021 Glass in building — Determination of the bending strength of glass — Part 3: Test with specimen supported at two points (four point bending)
- GSO IEC 61747-40-4:2017 Liquid crystal display devices - Part 40-4: Mechanical testing of display cover glass for mobile devices - Biaxial flexural strength (ring-on-ring)
- GSO ISO 10345-2:2010 Glass -- Determination of stress-optical coefficient -- Part 2: Bending test
- GSO ISO 11485-3:2015 Glass in building -- Curved glass -- Part 3: Requirements for curved tempered and curved laminated safety glass
- GSO ISO 7884-4:2010 Glass -- Viscosity and viscometric fixed points -- Part 4: Determination of viscosity by beam bending
- GSO ISO 1288-1:2021 Glass in building — Determination of the bending strength of glass — Part 1: Fundamentals of testing glass
- GSO ISO 1288-4:2021 Glass in building — Determination of the bending strength of glass — Part 4: Testing of channel shaped glass
- GSO EN 1170-5:2024 Precast concrete products - Test method for glass-fibre reinforced cement - Part 5: Measuring bending strength, "Complete bending test" method
International Organization for Standardization (ISO)
- ISO 11485-3:2014 Glass in building - Curved glass - Part 3: Requirements for curved tempered and curved laminated safety glass
- ISO 4604:1978 Textile glass; Woven fabrics; Determination of conventional flexural stiffness; Fixed angle flexometer method
- ISO 1288-3:2016 Glass in building - Determination of the bending strength of glass - Part 3: Test with specimen supported at two points (four point bending)
- ISO 1288-4:2016 Glass in building - Determination of the bending strength of glass - Part 4: Testing of channel shaped glass
Magyar Szabványügyi Testület
- MSZ 9121-1959 (curved) window glass protection buckle
- MNOSZ 10452-1952 Surgical equipment. Ossicle hip bending device
Japanese Industrial Standards Committee (JISC)
- JIS R 3111-3:2022 Glass in building -- Determination of the bending strength of glass -- Part 3: Test with specimen supported at two points (four-point bending)
- JIS K 7055:1995 Testing method for flexural properties of glass fiber reinforced plastics
- JIS R 3111-4:2023 Glass in building -- Determination of the bending strength of glass -- Part 4: Testing of channel shaped glass
SE-SIS
- SIS SS-ISO 4604:1989 Textile glass — Woven fabrics — Determi- nation of conventional flexural stiffness — Fixed-angle flexometer method
The Directorate General of Specifications and Metrology (DGSM)
- OS GSO IEC 61747-40-4:2017 Liquid crystal display devices - Part 40-4: Mechanical testing of display cover glass for mobile devices - Biaxial flexural strength (ring-on-ring)
- OS GSO ISO 7884-4:2010 Glass -- Viscosity and viscometric fixed points -- Part 4: Determination of viscosity by beam bending
International Electrotechnical Commission (IEC)
- IEC 61747-40-2:2015 Liquid crystal display devices - Part 40-2: Mechanical testing of display cover glass for mobile devices - Uni-axial flexural strength (4-point bend)
- IEC 61747-40-4:2015 Liquid crystal display devices - Part 40-4: Mechanical testing of display cover glass for mobile devices - Biaxial flexural strength (Ring-on-ring)
GM North America
- GM GMP.PU.019-1991 Polyurea RRIM - 15% Flake Glass, 875 MPa Flexural Modulus
- GMP.PUR.018-1995 Polyurethane RRIM - 20% Glass Fiber, 700 MPa Flexural Modulus Revision A
AT-ON
- ONORM EN 63-1979 Glass reinforced plastics. Determination of flexural properties. Three point method.
ASD-STAN - Aerospace and Defence Industries Association of Europe - Standardization
- PREN 2746-1990 Aerospace Series Glass Fibre Reinforced Plastics Determination of Flexural Properties Three Point Bend Method (Issue P 1)
BE-NBN
- NBN T 41-002-1977 Glass reinforced plastics - Determination of flexural properties - Three point method
American National Standards Institute (ANSI)
- ANSI/ASTM D5365:2012 Test Method for Long-Term Ring-Bending Strain of Fiberglass (Glass-Fiber-Reinforced Thermosetting-Resin) Pipe
European Association of Aerospace Industries
- AECMA PREN 2746-1990 Aerospace Series Glass Fibre Reinforced Plastics Determination of Flexural Properties Three Point Bend Method Issue P 1