1、Designation: D6263 11D6263 15Standard Specification forExtruded Rods and Bars Made From Rigid Poly(VinylChloride) (PVC) and Chlorinated Poly(Vinyl Chloride)(CPVC)1This standard is issued under the fixed designation D6263; the number immediately following the designation indicates the year oforiginal
2、 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.INTRODUCTIONThis specification is intended to be a means of calling out mechani
3、cal grade plastic product used inthe fabrication of end items or parts.1. Scope Scope*1.1 This specification covers requirements and test methods for the material, dimensions, and workmanship, and the propertiesof extruded shapes of rods and bars made from poly(vinyl chloride) (PVC), and chlorinated
4、 poly(vinyl chloride) (CPVC).1.2 The properties included in this specification are those required for the compositions covered. Use the classification systemgiven in Section 4 to describe requirements necessary to identify particular characteristics important to specialized applications.1.3 This spe
5、cification allows for the use of regrind and recycled plastics as defined in Guide D7209 providing: productsproduced from regrind or recycled PVC material can be shown to meet the requirements of this standard with regard to materialclassification, physical performance, dimensions and workmanship; a
6、nd the regrind or recycled plastics used have not beensubjected to severe environments in post consumer applications (such as chemical service) which could adversely affect the endproducts performance when subjected to machining or critical applications or both.1.4 The values are stated in inch-poun
7、d units and are regarded as the standard in all property and dimensional tables. Forreference purposes, SI units are also included in Table 1 only.1.5 The following safety hazards caveat pertains only to the test method portions section of this specification:This standard doesnot purport to address
8、all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standardto establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.NOTE 1There is no known ISO equivalent to this standard.2. Ref
9、erenced Documents2.1 ASTM Standards:2D256 Test Methods for Determining the Izod Pendulum Impact Resistance of PlasticsD618 Practice for Conditioning Plastics for TestingD638 Test Method for Tensile Properties of PlasticsD790 Test Methods for Flexural Properties of Unreinforced and Reinforced Plastic
10、s and Electrical Insulating MaterialsD883 Terminology Relating to PlasticsD1784 Specification for Rigid Poly(Vinyl Chloride) (PVC) Compounds and Chlorinated Poly(Vinyl Chloride) (CPVC)CompoundsD3892 Practice for Packaging/Packing of Plastics1 This specification is under the jurisdiction of ASTM Comm
11、ittee D20 on Plastics and is the direct responsibility of Subcommittee D20.20D20.15 on PlasticLumberThermoplastic Materials (Section D20.20.02).Current edition approved Feb. 1, 2011Oct. 1, 2015. Published February 2011October 2015. Originally approved in 1998. Last previous edition approved in 20032
12、011 asD6263 - 98D6263 - 11.(2003). DOI: 10.1520/D6263-11.10.1520/D6263-15.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the
13、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 be technically possible to adequately depict all changes accurately, ASTM recommends that users cons
14、ult 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 of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken,
15、 PA 19428-2959. United States1D7209 Guide for Waste Reduction, Resource Recovery, and Use of Recycled Polymeric Materials and Products (Withdrawn2015)32.2 ANSI Standard:Z1.4-1993 Sampling Procedures and Tables for Inspection by Attributes42.3 NSF Standard:NSF Standard 6153 The last approved version
16、of this historical standard is referenced on www.astm.org.4 Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http:/www.ansi.org.5 Available from NSF International, P.O. Box 130140, 789 N. Dixboro Rd., Ann Arbor, MI 48113-0140, http:/www.nsf.
17、org.D6263 1523. Terminology3.1 Definitions:3.1.1 For definitions of other technical terms pertaining to plastics used in this specification, see Terminology D883 or GuideD7209.3.1.2 regrind plastic, na product or scrap such as sprues and runners and edge trim that have been reclaimed by shreddingand
18、 granulating for use in-house.3.2 Definitions of Terms Specific to This Standard:3.2.1 rod, nan extruded solid cylindrical shape with a minimum diameter of 18 in. 0.125 in. (3.2 mm).3.2.2 tubular bar, nan extruded annular shape with minimum inside diameter of 38 in.0.375 in. (9.5 mm) and minimum wal
19、lthickness of 1160.0625 in. (1.6 mm).4. Classification and Material4.1 Product shape and size as defined in the applicable purchase order.4.2 This specification covers extruded product as listed in Tables S-PVC-I and S-PVC-II. Products included in the designationsreference Specification D1784 callou
20、ts where applicable.4.2.1 Categorize the type of poly(vinyl chloride), and chlorinated poly(vinyl chloride) shape product by type, grade, and classdepending on resin composition as defined in Table S-PVC-II.4.3 The type, class and grade is further differentiated based on dimensional stability (eleva
21、ted temperature excursion test). SeeTable S-PVC-II and dimensional requirements, Table A.4.4 Property Tables:4.4.1 Use Tables S-PVC-I and S-PVC-II to describe extruded products.4.4.2 Use Table 1 also to describe extruded products not included in Table S-PVC-I or S-PVC-II via a cell callout that incl
22、udesthe applicable material type and specific properties (Designations 1 through 7).4.4.3 To facilitate the incorporation of future or special materials not covered by Tables S-PVC-I and S-PVC-II, the “asspecified” category (00) for type, class and grade is shown in the applicable table with the bas
23、ic properties to be obtained fromTable 1 as they apply.4.5 Callout DesignationA one-line system shall be used to specify poly(vinyl chloride), or chlorinated poly(vinyl chloride)materials covered by this specification. The system uses pre-defined cells to refer to specific aspects of this specificat
24、ion asillustrated below:4.5.1 Examples:4.5.1.1 Example 1Product made from general purpose poly(vinyl chloride):CELL CALLOUT: S-PVC0111S-PVC01 = Product made from PVC in accordance with TableS-PVC-I and Table S-PVC-II1 = Unfilled class1 = General purpose grade productD6263 1534.5.1.2 Example 2Product
25、 made from general purpose chlorinated poly(vinyl chloride):CELL CALLOUT: S-CPVC0211S-PVC02 = Product made from CPVC in accordance withTables S-PVC-I and S-PVC-II1 = Unfilled class1 = General purpose grade product4.5.2 These two examples illustrate how a one-line, alpha-numeric sequence can identify
26、 the product composition, commercialparameters and physical characteristics of extruded product.Aspace must be used as a separator between the specification numberand the type designation. No separators are needed between type, class, and grade. When special notes are to be included, suchinformation
27、 shall be preceded by a comma. Special tolerances must be noted at time of order and are inserted after the grade inparenthesis and preceded by a comma.4.5.2.1 The material used in the manufacture of PVC and CPVC shapes intended for contact with or the transport of potablewater, or both, must be eva
28、luated and certified as safe for this purpose by a testing agency acceptable to the local health authority.The evaluation shall be in accordance with the requirements for chemical extraction, taste, and odor, that are no less restrictive thanthose included in the National Sanitation Foundation (NSF)
29、 Standard 61.5. Ordering Information5.1 All shapes covered by this specification shall be ordered using the proper callout designation (see 4.5).6. Physical Property Requirements6.1 The physical property values listed within this specifications tables are to be considered minimum specification value
30、s.Anyrequirement for specific test data for a given production lot shall be specified at the time of order. Use Table 1 to specify physicalproperties for extruded products not yet included in Table S-PVC-I or S-PVC-II.7. Dimensional Requirements7.1 The type, class, and grade is differentiated based
31、on dimensional stability (elevated temperature excursion test) as indicatedin Table S-PVC-II.7.2 Products shall be produced within the commercial tolerances and with the lowest stress levels for machined parts asdelineated in Table A.7.3 Tubular bar dimensions shall be supplied in the unfinished con
32、dition, unless otherwise specified at time of order, sufficientto finish to the nominal dimensions ordered.7.4 The maximum allowable camber at final inspection at the factory shall be within the limits referenced in Table A.8. Workmanship, Finish, and Appearance8.1 AppearanceThe resin material color
33、 for poly(vinyl chloride) shall be dark gray. The resin material color for chlorinatedpoly(vinyl chloride) shall be light gray. All shapes shall be uniform in color throughout the thickness. Specific colors and colormatching only as agreed to by order.8.1.1 It is possible that physical properties wi
34、ll be affected by other colors. Regardless of color, minimum properties of 4.4 mustbe met.8.2 FinishAll products shall be free of blisters, wrinkles, cracks, gouges and defects that restrict commercial use of theproduct. Special surface finish shall be supplied only when specified in the purchase or
35、der or contract.8.3 DefectsAll products shall be free of visual voids, dirt, foreign material and embedded particles exceeding 0.040 in. (1 mm)maximum diameter as defined in 8.3.18.3.1 The criteria for determining the cleanliness shall be external visual inspection.Amaximum number of two defects per
36、 onefoot length of rod and tubular bar are allowed. Clusters of defects less than 0.040 in. (1 mm) diameter are to be counted as a singledefect.8.4 Extrusion QualityProducts shall not flake or disintegrate when tested in accordance with the test method for degree offusion as defined in 12.6.9. Sampl
37、ing9.1 Sampling shall be statistically adequate to satisfy the requirements of this specification as applicable (seeANSI Z1.4-1993).9.2 For purposes of sampling, an inspection lot for examination and tests shall consist of all material of the same type, class,grade and nominal size submitted for ins
38、pection at one time.10. Number of Tests10.1 Routine lot inspection shall consist of all the criteria specified in the applicable product tables.D6263 15410.2 The criteria listed in these product tables and definitions are sufficient to establish conformity of the shape to thisspecification. When the
39、 number of test specimens is not stated in the test method, it is acceptable to make a single determination.If more than single determinations and separate portions of the same sample are made, the results shall be averaged. The final resultshall conform to the requirements prescribed in this specif
40、ication.11. Test Conditions11.1 Conditions of SpecimensThe specification values and dimensions are based on conditioning techniques outlined inProcedure A of Practice D61811.2 Standard TemperatureThe tests shall be conducted at the standard laboratory temperature of 73.4 6 3.6F (23(23.0 62C)2.0C) an
41、d 50 6 5 %10 % relative humidity.12. Test Methods12.1 Tensile stress at break, elongation at break, and tensile modulus (tangent) are in accordance with Test Method D638, atthe rate of 0.2 in. (5 mm)/min. Values obtained shall meet the requirements called out in Table S-PVC-I.12.1.1 All rod specimen
42、s are in accordance with Test Method D638.12.2 Dimensional Stability:12.2.1 Specimen Preparation (a Minimum of Three Test Samples Required):12.2.1.1 RodsPrepare each specimen by cutting a 1.5 in. (35 mm) long slice from the shape to be tested. Machine the sliceusing a coolant and good machining prac
43、tices to a length of 1.000 6 0.005 in. (25 6 0.13 mm). Each end of the specimen shallhave a machined surface.12.2.2 Testing ProcedureMeasure the outside diameter and thickness or length of the specimen as applicable at 73.4 6 1.8F(233.6F (23.0 6 1C)2.0C) to the nearest 0.0001 in. (0.025 mm). All mea
44、surements shall be done on the centerline. Also takemeasurements for thickness halfway to center and for diameter at mid-point.12.2.2.1 Place the specimen in a bath consisting of polyalkylene glycol or an air circulating oven heated to 250 6 5F (121 63C).After 6 h allow the specimen to slowly cool t
45、o room temperature at a rate not to exceed 40F (22C)/h. Measure the specimenat 73.4 6 3.6F (23 6 2C) and calculate the percent change in each dimension.12.2.3 ReproducibilityInterlaboratory reproducibility is being determined and will be added within one year. A precisionstatement will be finalized
46、and included within two years.12.3 Lengthwise Camber:12.3.1 Make all measurements for camber using the maximum distance rod deviates from the straight line extended from edgeto edge when measured in accordance with 12.3.2. The shape shall be oriented such that the weight of the product doesnt influe
47、ncethe results.12.3.2 Rod:12.3.2.1 RodLay each rod on its side and measure it with concave side facing a straight edge. Measure camber from thestraight edge to the maximum concave point on the rod. Camber shall not exceed the values of Table A.12.3.3 ReproducibilityInterlaboratory reproducibility is
48、 being determined and will be added within one year. A precisionstatement will be finalized and included within two years.12.4 Flexural modulus is in accordance with Test Method D790, specimen 140.25 in. (1.4 mm) thick maximum, testing speed0.11 in. (2.9 mm)/min. Values obtained shall meet the requi
49、rements called out in Table S-PVC-I.12.5 Izod impact, in accordance with Test Method D256, Method A, Fig. 4, notched 140.25 in. (1.4 mm) thick maximumspecimen. Values obtained shall meet the requirements called out in Table S-PVC-I.12.6 Degree of Fusion of Extruded PVC and CPVC by Solvent ImmersionMake a determination of the degree of fusion forextruded PVC as indicated by reaction to immersion in anhydrous acetone (American Chemical Society reagent grade having amaximum density of 0.7857 g/mL at 25C). acetone. A determination of the deg
