1、Designation: D7082 04 (Reapproved 2010)D7082 15 An American National StandardStandard Specification forPolyethylene Stay In Place Form System for End Walls forDrainage Pipe1This standard is issued under the fixed designation D7082; the number immediately following the designation indicates the year
2、oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope Scope*1.1 This specification addresses the requirements for
3、polyethylene stay in place forms for end walls or head walls for use withstandard storm drainage systems.1.2 The wall form system consists of a base wall form, a cap, an optional riser to adjust the height of the wall above the pipe,and an optional adaptor to adjust the pipe opening to accommodate s
4、maller pipe sizes.1.3 The form system is manufactured using the rotational molding process and is available in different colors.1.4 The values stated in SI units are to be regarded as the standard, the inch-pounds in bracketsparentheses are given forinformation only.1.5 This standard does not purpor
5、t to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatoryrequirements prior to use.NOTE 1There is no known ISO equivalent to this st
6、andard.2. Referenced Documents2.1 ASTM Standards:2D638 Test Method for Tensile Properties of PlasticsD648 Test Method for Deflection Temperature of Plastics Under Flexural Load in the Edgewise PositionD790 Test Methods for Flexural Properties of Unreinforced and Reinforced Plastics and Electrical In
7、sulating MaterialsD883 Terminology Relating to PlasticsD1238 Test Method for Melt Flow Rates of Thermoplastics by Extrusion PlastometerD1505 Test Method for Density of Plastics by the Density-Gradient TechniqueD1600 Terminology for Abbreviated Terms Relating to PlasticsD1693 Test Method for Environm
8、ental Stress-Cracking of Ethylene PlasticsD4883 Test Method for Density of Polyethylene by the Ultrasound TechniqueD7209 Guide for Waste Reduction, Resource Recovery, and Use of Recycled Polymeric Materials and Products (Withdrawn2015)33. Terminology3.1 Definitions:3.1.1 Definitions used in this spe
9、cification are in accordance with definitions in Terminology D883 and abbreviations inaccordance with Terminology D1600 unless otherwise indicated.3.1.2 end walla wall installed at the outlet of a storm drainage pipe.3.1.3 head walla wall installed at the inlet of a storm drainage pipe.4. Ordering I
10、nformation4.1 Number and color of base wall forms,4.2 Number and color of riser forms,1 This specification is under the jurisdiction of ASTM Committee D20 on Plastics and is the direct responsibility of Subcommittee D20.24 on Plastic Building Products.Current edition approved April 1, 2010Oct. 1, 20
11、15. Published June 2010October 2015. Originally approved in 2004. Last previous edition approved in 20042010 as D7082- 04.04(2010). DOI: 10.1520/D7082-04R10. 10.1520/D7082-15.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For
12、Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not
13、 be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end
14、 of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States14.3 Number and color of caps, and4.4 Number, color and size of adaptors.5. Materials and Manufacture5.1 The material used shall be a polyethylene meeting the criteria in
15、 Table 1.5.2 Only virgin materials (Guide D7209) shall be used.5.3 This product shall be manufactured using a rotational molding process.6. Requirements6.1 Wall System Description:6.1.1 Base wall form is hollow with opening at the top to accept fill material and designed to accept either cap or rise
16、r section.Base wall has opening in the center for pipe and adaptors as needed. Pipe is secured to base wall form with galvanized screws.(See Fig. 1.)6.1.2 Riser form is hollow with opening at top to accept fill material and cap section. Multiple risers can be installed on basewall. (See Fig. 2.)6.1.
17、3 Cap fits on top of base wall or riser and is secured with galvanized screws. (See Fig. 1.)6.1.4 Adaptor section is used to adjust the size of the pipe opening as needed. Adaptor is secured to base wall form withgalvanized screws and pipe is secured to adaptor with galvanized screws. (See Fig. 2.)6
18、.2 Workmanship, Finish, and Appearance:6.2.1 Workmanship of the form system components shall be such that the quality is agreeable between the producer and the enduser.6.2.1 The surface of the form system components shall be finished to mimic a split stone face, with the appearance of mortarjoints a
19、nd with the vertical joints offset on alternating courses.6.2.2 Physical properties of finished form system components.6.2.2.1 DimensionsSee Figs. 1 and 2.7. Test Methods7.1 Physical Properties:7.1.1 Dimensions shall be measured to the nearest 2 mm with the exception of the material thickness, which
20、 is measured asnoted on Fig. 2, Note E.8. Sampling, Inspection, and Retest8.1 SamplingThe selection of samples shall be as agreed upon by the purchaser and the seller. Unless otherwise specified, aA minimum of five randomly selected samples shall be tested.8.2 Inspection:8.2.1 Inspection and Testing
21、Inspection and testing shall be made as agreed upon between the purchaser and the manufactureras part of the purchase contract.8.2 Retest and RejectionIf the results of any test(s) do not meet the requirements of this specification, the test(s) shall beconducted again only if agreed to by the purcha
22、ser and the seller.again.9. Certification9.1 When specified in the purchase order or contract, a manufacturers certification that the material was designed,manufactured, sampled, tested, and inspected in accordance with this specification, and has been found to meet the requirementsTABLE 1 Material
23、SpecificationsResin Properties ASTM Method Value UnitsDensity (Range) D1505 / D4883 0.9335 0.9395 g/ccMelt Index (Range) D1238 Cond. 190C, 2.16 kg 3.5 7.5 g/10 minEnvironmental Stress Crack Resistance (ESCR), F50 D1693, Cond. A100 % lgepal10 % lgepal27555HrHrFlexural Modulus (Minimum) D790 at 1 % se
24、cant Procedure B 600 (87) Mpa (kpsi)Tensile Strength at Yield (Minimum) D638, Type IV specimen 17.2 (2500) Mpa (psi)Tensile Break Elongation (Minimum) 50.8 mm/min 3.12 mm thick(2 in./min 18 in. thick)420 %Deflection Temperature (Minimum) D648 0.455 MPa (66 psi) 1.82 MPa (264 psi)5035CCD7082 152shall
25、 be furnished to the purchaser. When specified in the purchase order or contract, a report of the test results shall be furnished.Each certification so furnished shall be signed by an authorized agent of the manufacturer.10. Product Marking10.1 Marking on the product shall include the following:10.1
26、.1 The letters “ASTM” followed by the designation number of this specification,10.1.2 The letters “PE,”10.1.3 The product name, and10.1.4 The name or trademark of the manufacturer.11. Packaging and Package Marking11.1 Unless otherwise specified in the contract, materials Materials shall be packaged
27、in accordance with the suppliers standardpractice.12. Quality Assurance12.1 When the product is marked with this designation, D7082, the manufacturer affirms that the product was manufactured,inspected, sampled, and tested in accordance with this specification and has been found to meet the requirem
28、ents of thisspecification.13. Keywords13.1 drainage; endwall; headwall; stay in place formFIG. 1 Base Wall and LidD7082 153SUMMARY OF CHANGESCommittee D20 has identified the location of selected changes to this standard since the last issue(D708204(2010) that may impact the use of this standard. (Oc
29、tober 1, 2015)(1) Reworded 5.2 to remove D7209 reference.(2) Removed 6.2.1, 8.2, 8.2.1(3) Renumbered 6.2.2 6.2.3.1 to 6.2.1 6.2.2.1.(4) Reworded section 8.1, 8.2(new), 11.1.(5) Renumbered 8.3 to 8.2.ASTM International takes no position respecting the validity of any patent rights asserted in connect
30、ion with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsibl
31、e technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn.Your comments are invited either for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consi
32、deration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Ba
33、rr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM websi
34、te(www.astm.org). Permission rights to photocopy the standard may also be secured from the Copyright Clearance Center, 222Rosewood Drive, Danvers, MA 01923, Tel: (978) 646-2600; http:/ The last approved version of this historical standard is referenced on www.astm.org.FIG. 2 Optional Riser Section and AdaptorD7082 154
