EN 13575:2012

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Ortsfeste Tanks aus Thermoplasten für die oberirdische Lagerung von Chemikalien - Tanks aus blas- oder rotationsgeformten Polyethylen - Anforderungen und PrüfverfahrenRéservoirs statiques thermoplastiques destinés au stockage non enterré de produits chimiques - Réservoirs en polyéthylène moulés par soufflage ou par rotation - Exigences et méthodes d'essaiStatic thermoplastic tanks for the above ground storage of chemicals - Blow moulded or rotationally moulded polyethylene tanks - Requirements and test methods23.020.10UH]HUYRDUMLStationary containers and tanksICS:Ta slovenski standard je istoveten z:EN 13575:2012SIST EN 13575:2012en,fr,de01-julij-2012SIST EN 13575:2012SLOVENSKI
STANDARDSIST EN 13575:20051DGRPHãþD

EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 13575
April 2012 ICS 23.020.10 Supersedes EN 13575:2004English Version
Static thermoplastic tanks for the above ground storage of chemicals - Blow moulded or rotationally moulded polyethylene tanks - Requirements and test methods
Réservoirs statiques thermoplastiques destinés au stockage non enterré de produits chimiques - Réservoirs en polyéthylène moulés par soufflage ou par rotation - Exigences et méthodes d'essai
Ortsfeste Tanks aus Thermoplasten für die oberirdische Lagerung von Chemikalien - Tanks aus blas- oder rotationsgeformtem Polyethylen - Anforderungen und Prüfverfahren This European Standard was approved by CEN on 25 February 2012.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2012 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13575:2012: ESIST EN 13575:2012

Page Foreword . 31Scope . 42Normative references . 43Terms and definitions . 54Requirements for materials . 54.1Tank . 54.2Material . 55Design requirements . 75.1General . 75.2Filling systems . 75.3Venting systems . 75.4Suction/outlet system . 75.5Overfill alarm / overfill prevention system . 75.6Contents gauge connection facility . 76Requirements for tanks . 77Marking, transport, handling and installation of tanks . 107.1Marking . 107.2Transport and handling . 107.3Installation . 10Annex A (informative)
Creep curves . 11Annex B (normative)
Test methods for determination of material characteristics . 13B.1Density . 13B.2Melt flow rate . 13B.3Tensile properties . 13B.4Chemical resistance . 14B.5Weather resistance . 16Annex C (normative)
Test methods for determination of tank characteristics . 17C.1Capacity . 17C.2Visual inspection . 17C.3Mass . 17C.4Wall thickness . 17C.5Impact . 17C.6Impact strength at low temperature . 17C.7Elongation or deformation . 18C.8Pressure resistance . 19C.9Leak tightness . 20Annex D (informative)
Evaluation of conformity . 21D.1General . 21D.2Type testing . 21D.3Factory production control . 22Annex E (informative)
A-deviations . 24Bibliography . 27 SIST EN 13575:2012

Tanks according to this European Standard are expected to have a period of intended use of 10 years. This European Standard specifies test methods and factory production control tests as well. NOTE National and/or international regulations above and beyond the requirements of this standard may apply to the storage of liquids and the installation of tanks. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 13616, Overfill protection devices for static tanks for liquid petroleum fuels EN ISO 179-1, Plastics  Determination of Charpy impact properties  Part 1: Non-instrumented impact test (ISO 179-1:2000) EN ISO 293:2005, Plastics  Compression moulding of test specimens of thermoplastic materials (ISO 293:2004) EN ISO 527-2:1996, Plastics  Determination of tensile properties  Part 2: Test conditions for moulding and extrusion plastics (ISO 527-2:1993 including Corr 1:1994) EN ISO 1133, Plastics — Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics (ISO 1133:2005) EN ISO 1183-1, Plastics — Methods for determining the density of non-cellular plastics  Part 1: Immersion method, liquid pyknometer method and titration method (ISO 1183-1:2004) EN ISO 1183-2, Plastics — Methods for determining the density of non-cellular plastics  Part 2 Density gradient column method (ISO 1183-2:2004) EN ISO 1872-2:2007, Plastics — Polyethylene (PE) moulding and extrusion materials — Part 2: Preparation of test specimens and determination of properties (ISO 1872-2:2007)
EN ISO 4892-1, Plastics — Methods of exposure to laboratory light sources — Part 1: General guidance (ISO 4892-1:1999) EN ISO 4892-2, Plastics — Methods of exposure to laboratory light sources — Part 2: Xenon-arc lamps
(ISO 4892-2:2006) EN ISO 23667:2007, Packaging —Transport packaging for dangerous goods — Rigid plastics and plastics composite IBCs — Compatibility testing (ISO 23667:2007)
Flammable liquids with a flash point ≤ 55 °C may be only stored in these tanks if the requirements concerning electrostatic behaviour according to CLC/TR 50404 are considered. 4.2 Material The raw materials and samples taken from the tanks shall be tested and fulfil the requirements according to Table1.
The proportion of the regrind from the same material shall not exceed 50 % for blow-moulded tanks. Regrind shall not be used for rotationally moulded tanks.
If required by national authorities, creep curves similar to those given in Annex A shall be used to determine the long-term behaviour of the material.
If required by national authorities, the impact strength at low temperature shall be determined. When tested in accordance with C.6, the impact strength of a sample, cut from the tank, measured at - 18 °C shall be at least 75 % of the impact strength measured at (23 ± 2) °C. SIST EN 13575:2012

shall not be less than 938 kg/m3 B.1 Melt flow rateb shall be less than 12 g/10 min at 190 ºC, 21,6 kg maximum increase of the melt flow rate of the moulded tank shall not be greater than 15 % of the value determined on the raw material B.2
Tensile strength c tensile strength at yield shall not be less than 21 MPa elongation at yield shall not be more than 15 % elongation at break shall not be less than 200 % B.3 Rotationally moulded polyethylene Densitya shall not be less than 930 kg/m3 B.1 Melt flow rateb shall be 4,0 g/10 min ± 3,0 g/10 min at 190 ºC, 2,16 kg maximum variation of the melt flow rate of the moulded tank shall not be greater than 20 % of the value determined on the raw material B.2 Tensile strength c tensile strength at yield shall not be less than 15 MPa elongation at yield shall not be more than 25 % elongation at break shall not be less than 200 % B.3 Blow-moulded polyethylene and rotationally moulded polyethylene Resistance against chemical liquidsc Absorption behaviour mass alteration shall be less than 10 %. B.4.3 Stress cracking resistance either: After 28 days immersion the tensile strength shall not be less than 85 % of the reference sample without pin impression or:
-------------------------------------------- the time to 50 % failure shall not be less than 500 h or:
-------------------------------------------- the time to failure at reference stress 9 MPa shall not be less than 20 h
B.4.4.2
B.4.4.3
B.4.4.4 Degradation test the increase in melt flow rate shall not be more than 30 % reduction in elongation at break shall not exceed 50 % of that measured in B.3. B.4.5 Weather resistancec
For external
installations after exposure to global irradiance of 34 GJ/m2
(corresponding to an irradiance of 2,3 GJ/m² for the band from 300 nm to 400 nm ) the elongation at break shall be greater than 50 % of the initial value. For internal installations the elongation at break after exposure to global irradiance of 3,4 GJ/m2 (corresponding to an irradiance of 0,23 GJ/m² for the band from 300 nm to 400 nm) shall be greater than 50 % of the initial elongation at break. NOTE The manufacturer should ensure that changing the additive package does not decrease weather resistance. B.5 a Test to be carried out on raw material. b Test to be carried out on raw material and on tank. c Test to be carried out on tank.
C.4 For tanks tested in accordance with C.7.2, the minimum wall thickness shall be as follows, except for each area in which the surface does not exceed 300 mm2, where a margin of 10 % shall be allowed regarding the minimum wall thickness. These areas shall be located a minimum of 50 mm from the bottom of the tank. The manufacturer shall declare in a document that the margin has no effects on the physical properties of the tank. For maximum filling capacity Minimum wall thickness ≥ 400 l, < 1 000 l 3,3 mm ≥ 1 000 l, < 1 500 l 3,5 mm ≥ 1 500 l, < 2 000 l 3,9 mm ≥ 2 000 l, < 2 500 l 4,1 mm ≥ 2 500 l, < 3 000 l 4,3 mm ≥ 3 000 l, < 3 500 l 4,4 mm ≥ 3 500 l, < 5 000 l 4,8 mm ≥ 5 000 l, < 7 500 l 5,1 mm ≥ 7 500 l, < 10 000 l 5,4 mm Impact resistance The tank shall remain leak tight. C.5 Elongation Elongation at the surface shall not exceed 1,5 % after 1 000 h. C.7.1 Deformation After refilling the deformation shall conform to the following inequalities: mm100id+≤ww mm200id+≤ll where dlis the length of the tank after deformation in mm, il is the initial length of the tank in mm, dw is the
width of the tank after deformation in mm, iw is the initial width of the tank in mm. C.7.2 Pressure resistance The tank shall be pressure resistant. In the case of reinforced tanks, the reinforcement shall retain its reinforcing function up to a hydrostatic pressure corresponding to twice the tank height. C.8 Leak tightness The tank shall be leak tight. C.9
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