1、UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL 2039 Flexible Connector Piping for Fuels STANDARD FOR SAFETYUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM ULUL COPYRIGHTED MATERIAL
2、NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL UL Standard for Safety for Flexible Connector Piping for Fuels, UL 2039 First Edition, Dated May 6, 2016 Summary of Topics The following has been published: 1. First edition for the Standard for Flexible Connector Pip
3、ing for Fuels, UL 2039 The new requirements are substantially in accordance with Proposal(s) on this subject dated January 29, 2016. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form by any means, electronic, mechanical photo
4、copying, recording, or otherwise without prior permission of UL. UL provides this Standard as is without warranty of any kind, either expressed or implied, including but not limited to, the implied warranties of merchantability or tness for any purpose. In no event will UL be liable for any special,
5、 incidental, consequential, indirect or similar damages, including loss of prots, lost savings, loss of data, or any other damages arising out of the use of or the inability to use this Standard, even if UL or an authorized UL representative has been advised of the possibility of such damage. In no
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7、udgment (including reasonable attorneys fees) resulting from any error or deviation introduced while purchaser is storing an electronic Standard on the purchasers computer system. The requirements in this Standard are now in effect, except for those paragraphs, sections, tables, gures, and/or other
8、elements of the Standard having future effective dates as indicated in the note following the affected item. The prior text for requirements that have been revised and that have a future effective date are located after the Standard, and are preceded by a SUPERSEDED REQUIREMENTS notice. MAY 6, 2016
9、UL 2039 tr1UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MAY 6, 2016 UL 2039 tr2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MAY 6, 2016 1 UL 2039 Standard
10、for Flexible Connector Piping for Fuels First Edition May 6, 2016 This ANSI/UL Standard for Safety consists of the First Edition. The most recent designation of ANSI/UL 2039 as an American National Standard (ANSI) occurred on May 5, 2016. ANSI approval for a standard does not include the Cover Page,
11、 Transmittal Pages, Title Page, or effective date information. Comments or proposals for revisions on any part of the Standard may be submitted to UL at any time. Proposals should be submitted via a Proposal Request in ULs On-Line Collaborative Standards Development System (CSDS) at http:/. ULs Stan
12、dards for Safety are copyrighted by UL. Neither a printed nor electronic copy of a Standard should be altered in any way. All of ULs Standards and all copyrights, ownerships, and rights regarding those Standards shall remain the sole and exclusive property of UL. COPYRIGHT 2016 UNDERWRITERS LABORATO
13、RIES INC. ANSI/UL 2039-2016UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MAY 6, 2016 FLEXIBLE CONNECTOR PIPING FOR FUELS - UL 2039 2 No Text on This PageUL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOU
14、T PERMISSION FROM UL CONTENTS INTRODUCTION 1 Scope .5 2 Units of Measurement .7 3 Undated References 7 4 Glossary .7 CONSTRUCTION 5 General 8 PERFORMANCE 6 General 9 7 Pressure Tests 11 7.1 General 11 7.2 Leakage test 12 7.3 Hydrostatic test .12 7.4 Breakdown test .12 8 Vacuum Tests .13 8.1 General
15、13 8.2 Static vacuum test .13 8.3 Cyclic vacuum test 13 9 Physical Abuse Tests 14 9.1 General 14 9.2 Drop test .14 9.3 Impact test .15 9.4 Puncture test .15 9.5 Fitting torque test 15 9.6 Pipe torque test .16 9.7 Tension test 16 9.8 Compression test 16 9.9 Bending test 17 10 Cyclic Use Tests 17 10.1
16、 General .17 10.2 Vibration test 18 10.3 Surge test .18 10.4 Flex test 19 10.5 Swivel test .19 11 Short-Term Compatibility Tests .20 11.1 General .20 11.2 UV exposure test 20 11.3 Metallic stress crack test 21 11.4 Nonmetallic stress crack test 21 12 Long-Term Compatibility Tests .21 13 Fire Test .2
17、4 14 Interstitial Communication Test .24 MAY 6, 2016 FLEXIBLE CONNECTOR PIPING FOR FUELS - UL 2039 3UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL MANUFACTURING AND PRODUCTION TESTS 15 General 25 16 Dimensional Measurements 25 17 Leakage Te
18、sts .25 MARKINGS 18 General 25 INSTRUCTIONS 19 General 26 Appendix A Test Fuel Formulations A1 Representative Aggressive Combustible Test Fuel Mixtures and UL-B100 .A1 A2 Representative Aggressive Flammable Test Fuels and Mixtures .A2 MAY 6, 2016 FLEXIBLE CONNECTOR PIPING FOR FUELS - UL 2039 4UL COP
19、YRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL INTRODUCTION 1 Scope 1.1 These requirements cover primary, secondary, and coaxial types of exible connector pipes intended for short length transfer and containment of the specic liquid fuels (or vap
20、ors thereof) identied in this standard, at commercial (public) or eet (private) automotive motor vehicle fueling stations or similar fuel dispensing applications, and piping systems for fuel supply of generators, burners or similar equipment. 1.2 Connector pipes may be metallic, nonmetallic, or comp
21、osite, but are limited to maximum 12 ft (3.65 m) lengths in nominal sizes up to 4 inches (102 mm) as exible transition components within fuel dispensing and/or vapor recovery piping systems, typically intended for use in the following automotive fueling station applications: a) Underground use (belo
22、w surface but accessible such as within chase piping) when connected to underground tanks or underground pipes with expected exposures to soil, water, and soil uids; b) Sump use (enclosed tank, transition or dispenser types) when connected to pumps, valves, monitors, or dispensing devices with expec
23、ted exposures to soil, water, soil uids, and occasional sunlight; c) Aboveground use (above surface but with additional physical protection) when connected to aboveground tanks or aboveground pipes with expected exposures to soil, water, soil uids, and sunlight. 1.3 Connector pipes are intended for
24、containment of automotive fuels and similar fuels or liquids under the expected use conditions, and exposures that have similar chemical, physical and material compatibility properties as represented in these requirements based on fuels formulated in accordance with 40 CFR Part 80, Regulation of Fue
25、ls and Fuel Additives, and meeting the following ASTM Fuel Specications and blend limitations: a) ASTM D-975, Standard Specication for Diesel Fuel Oils, with biodiesel blends up to a maximum of 5 percent (B5); b) ASTM D-7467, Standard Specication for Low Blend Biodiesel, with biodiesel blends betwee
26、n 6 to 20 percent (B6 to B20). c) ASTM D-4814, Standard Specication for Automotive Spark-Ignition Engine Fuel, gasoline or oxygenated gasoline, with limited ethanol blends up to a maximum of 10 percent (E10). d) ASTM D-5798, Standard Specication for Ethanol Fuel Blends for Flexible-Fuel Automotive S
27、park-Ignition Engines, high blend ethanol, with gasoline/ethanol mixtures in the (E51 E83) range. e) Mid Range Ethanol Blends (E11 to E50) using variable mixtures of ASTM D4814 Low Blend Ethanol and ASTM D5798 High Blend Ethanol. f) Isobutanol Fuel Blends (max iBu16) using variable mixtures of ASTM
28、D4814 Gasoline (E0)_and ASTM D7862 Butanol (2-methyl-1-propanol isomer). MAY 6, 2016 FLEXIBLE CONNECTOR PIPING FOR FUELS - UL 2039 5UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 1.4 Products covered by this outline are intended to be insta
29、lled and used in accordance with: a) Flammable and Combustible Liquids Code, NFPA 30, b) Code for Motor Fuel Dispensing Facilities and Garages, NFPA 30A, c) Uniform Fire Code, NFPA 1, d) International Fire Code published by the International Fire Council, or e) Other applicable federal and state reg
30、ulations for piping. 1.5 These products are factory manufactured and intended for on-site eld assembly, inspection, and leak testing for the specied applications and use conditions by qualied persons in accordance with the manufacturers instructions and local requirements. 1.6 These products are int
31、ended to be periodically inspected and maintained for continued service, or taken out of service if necessary, by qualied persons in accordance with industry recommended practices and/or the manufacturers instructions. 1.7 These products have not been evaluated for use after natural disasters, res o
32、r exposures to chemicals not representative of the test liquids or excessive physical damage beyond the expected assembly, installation and uses as identied in these requirements. 1.8 These products have not been evaluated for special use piping applications where exposed to heavy or continuous phys
33、ical abuses, excessive mechanical stresses; or environments that are highly corrosive; or operate outside of the expected ambient use temperature range for signicant times. 1.9 These requirements do not cover underground piping products for liquid fuels, which are found in Nonmetallic Underground Pi
34、ping for Flammable Liquids, UL 971 or Outline of Investigation for Metallic Underground Piping for Flammable Liquids, Subject 971A. 1.10 These requirements do not cover aboveground piping products for gaseous fuels (such as natural gas, liqueed petroleum gas, propane, butane, etc.), which are found
35、in the Standard for Flexible Metallic Hose, UL 536. 1.11 These requirements do not cover fuel dispensing and vapor recovery hose, which are found in the Standard for Hose and Hose Assemblies for Dispensing Flammable Liquids, UL 330, the Outline of Investigation for Hose and Hose Assemblies for Use w
36、ith Dispensing Devices for Dispensing Gasoline and Gasoline/Ethanol Blends with Nominal Ethanol Concentrations up to 85 Percent (E0-E85), UL 330A, or the Standard for Hose and Hose Assemblies for Use With Dispensing Devices Dispensing Diesel Fuel, Biodiesel Fuel, Diesel/Biodiesel Blends With Nominal
37、 Biodiesel Concentrations Up To 20 Percent (B20), Kerosene, and Fuel Oil, UL 330B. MAY 6, 2016 FLEXIBLE CONNECTOR PIPING FOR FUELS - UL 2039 6UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 2 Units of Measurement 2.1 Values stated without pa
38、rentheses are the requirement. Values in parentheses are explanatory or approximate information. 3 Undated References 3.1 Any undated reference to a code or standard appearing in the requirements of this standard shall be interpreted as referring to the latest edition of that code or standard. 4 Glo
39、ssary 4.1 For the purposes of this outline the following denitions apply. 4.2 ABOVEGROUND Physically located on or above the surface layer of earth; can be in contact with/exposed to soil, water, air, and sunlight. Aboveground can include above grade enclosures or other means to reduce exposure to p
40、hysical damage and the environmental conditions noted. 4.3 COAXIAL CONNECTOR PIPE (Coaxial) A double wall connector pipe construction consisting of integral primary and secondary pipes with a dened interstitial space that provides uid communication and monitoring capabilities. 4.4 FLEXIBLE CONNECTOR
41、 PIPE (Connector Pipe or Flex Connectors) A maximum 12 ft (3.65 m) long cylindrical thin-walled structure with integral end ttings designed for exibility in containing and conveying ammable and combustible liquids in applications identied in the intended scope of use. Pipe types include primary, sec
42、ondary and coaxial constructions. 4.5 FUELS Typically those liquids identied in 40 CFR Part 80, Regulation of Fuels and Fuel Additives, and compliant with only the ASTM Fuel Specication below that are dispensed in commercial or eet motor vehicle fueling stations for use in automotive engines (intern
43、al combustion or compression ignition) a) ASTM D 975, Standard Specication for Diesel Fuel Oils: on off-road diesel, or low blend biodiesel (max B5); b) ASTM D7467, Standard Specication for Low Blend Biodiesel: mid blend biodiesel (B6 B20). c) ASTM D4814, Standard Specication for Automotive Spark-Ig
44、nition Engine Fuel: gasoline, gasohol, oxygenated gas, or low blend ethanol (max E10); d) ASTM D-5798, Standard Specication for Ethanol Fuel Blends for Flexible-Fuel Automotive Spark-Ignition Engines, high blend ethanol, with gasoline/ethanol mixtures in the (E51 E83) range. e) Mid Range Ethanol Ble
45、nds (E11 to E50 ) using variable mixtures of ASTM D4814 Low Blend Ethanol and ASTM D5798 High Blend Ethanol. f) Isobutanol Fuel Blends (max iBu16) using variable mixtures of ASTM D4814 Gasoline (E0)_and ASTM D7862 Butanol (2-methyl-1-propanol isomer). MAY 6, 2016 FLEXIBLE CONNECTOR PIPING FOR FUELS
46、- UL 2039 7UL COPYRIGHTED MATERIAL NOT AUTHORIZED FOR FURTHER REPRODUCTION OR DISTRIBUTION WITHOUT PERMISSION FROM UL 4.6 PRIMARY CONNECTOR PIPE (Primary) A single wall connector pipe construction intended to contain and convey the liquid owing in a piping system under normal use. Primary pipe is in
47、tended for long term continuous contact with the liquid. 4.7 QUALIFIED PERSON A worker specically trained by the manufacturer to perform proper assembly and installation of its piping systems in the eld in accordance with the specied instructions. The qualied person is not required to be an employee
48、 of the manufacturer. 4.8 SECONDARY CONNECTOR PIPE (Secondary) A single wall connector pipe construction intended to surround the primary, contain the liquid under abnormal conditions (such as primary rupture), and provide uid communication and monitoring capabilities. 4.9 SIZE (Pipe Size or Fitting
49、 Size) Nominal or trade dimensions (inches or mm) of connector pipe and ttings based on inside diameters or thread. Note - Nominal or trade sizes may not be equivalent to the actual measurements. 4.10 SUMP Accessible atmospheric enclosure located underground, typically below a dispenser, above a tank, or at grade between tanks and dispensers, and designed to house pipe, connections, equipment and contain spills. 4.11 SWIVEL JOINT A connection or joint designed to all
