ASTM B43-1998(2004) Standard Specification for Seamless Red Brass Pipe Standard Sizes《标准尺寸无缝红铜管的标准规范》.pdf
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1、Designation: B 43 98 (Reapproved 2004)Standard Specification forSeamless Red Brass Pipe, Standard Sizes1This standard is issued under the fixed designation B 43; the number immediately following the designation indicates the year of originaladoption or, in the case of revision, the year of last revi
2、sion. A number in parentheses indicates the year of last reapproval. A superscriptepsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specification2covers seamless red brass
3、 (CopperAlloy UNS No. C23000)3pipe in all nominal pipe sizes, bothregular and extra-strong. In the annealed temper (O61), thepipe is suitable for use in plumbing, boiler feed lines, and forsimilar purposes. In the drawn general purpose temper (H58),the pipe is suitable for architectural applications
4、, such as guardrailings and stair hand railings.1.2 The values stated in inch-pound units are to be regardedas the standard. The values given in parentheses are providedfor information purposes only.1.3 The following hazard caveat pertains only to the testmethod portion, Section 9, of this specifica
5、tion. This standarddoes not purport to address all of the safety concerns, if any,associated with its use. It is the responsibility of the user of thisstandard to establish appropriate safety and health practicesand determine the applicability of regulatory limitations priorto use.1.4 WarningMercury
6、 is a definite health hazard in useand disposal. (See 9.1.)2. Referenced Documents2.1 The following documents of the issue in effect on dateof material purchase form a part of this specification to theextent referenced herein:2.2 ASTM Standards:4B 153 Test Method for Expansion (Pin Test) of Copper a
7、ndCopper-Alloy Pipe and TubingB 154 Test Method for Mercurous Nitrate Test for Copperand Copper AlloysB 601 Classification for Temper Designations for Copperand Copper AlloysWrought and CastE 8 Test Methods of Tension Testing of Metallic MaterialsE 29 Practice for Using Significant Digits in Test Da
8、ta toDetermine Conformance with SpecificationsE 53 Test Methods for Determination of Copper in Unal-loyed Coppers by GravimetryE 62 Test Methods for Chemical Analysis of Copper andCopper Alloys (Photometric Methods)E 112 Test Methods for Determining Average Grain SizeE 243 Practice for Electromagnet
9、ic (Eddy Current) Exami-nation of Copper and Copper Alloy TubesE 255 Practice for Sampling Copper and Copper Alloys forthe Determination of Chemical CompositionE 478 Test Methods for Chemical Analysis of CopperAlloysE 527 Practice for Numbering Metals and Alloys (UNS)3. Terminology3.1 Definitions:3.
10、1.1 tube, seamlessa tube produced with a continuousperiphery in all stages of the operations.3.1.1.1 pipea seamless tube conforming to the particulardimensions commercially known as nominal or standard pipesizes.3.1.2 lengthsstraight pieces of the product.3.1.2.1 standarduniform lengths recommended
11、in a Sim-plified Practice Recommendation or established as a Commer-cial Standard.3.2 Definition of Term Specific to This Standard:3.2.1 capable ofas used in this specification, the test neednot be performed by the producer of the material. However,should subsequent testing by the purchaser establis
12、h that thematerial does not meet these requirements the material shall besubject to rejection.4. Ordering Information4.1 Orders for material under this specification shall includethe following information:4.1.1 Temper (see 6.1),4.1.2 Pipe size, regular or extra-strong (see 11.2),4.1.3 Length (see 11
13、.3),4.1.4 Total length of each size, and1This specification is under the jurisdiction of ASTM Committee B05 on Copperand Copper Alloys and is the direct responsibility of Subcommittee B05.04 on Pipeand Tube.Current edition approved May 1, 2004. Published May 2004. Originallyapproved in 1922. Last pr
14、evious edition approved in 1998 as B 43 98e1.2For ASME Boiler and Pressure Vessel Code applications see related Specifi-cation SB-43 in Section II of that Code.3The system for copper and copper alloys (see Practice E 527) is a simpleexpansion of the former standard designation system accomplished by
15、 the additionof a prefix “C” and a suffix “00.” The suffix can be used to accommodatecomposition variations of the base alloy.4For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information,
16、 refer to the standards Document Summary page onthe ASTM website.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.4.1.5 If material is required to meet ASME Boiler andP
17、ressure Vessel Code (see 6.1, 6.2, or 6.3),4.1.6 Certification, if required (see 20.1),4.1.7 Mill test report, if required (see 21.1),4.1.8 Hydrostatic test, if required, and4.1.9 Pneumatic test, if required.4.1.10 Mercurous Nitrate Test, if required (Section 9).5. Chemical Composition5.1 The materi
18、al shall conform to the following chemicalrequirements:Copper, % 84.0 to 86.0Lead, max, % 0.05Iron, max, % 0.05Zinc remainder5.2 These specification limits do not preclude the presenceof other elements. Limits for unnamed elements are to beestablished by agreement between manufacturer or supplierand
19、 purchaser.5.2.1 For copper alloys in which zinc is specified as theremainder, either copper or zinc shall be permitted to be takenas the difference between the sum of all the elements analyzedand 100 %.5.2.1.1 When all the elements in the table in 5.1 areanalyzed, their sum shall be 99.8 % minimum.
20、6. Temper6.1 All pipe shall normally be furnished in the O61 (an-nealed) (see Classificiation B 601) condition.6.2 In the O61 (annealed) temper, the degree of annealingshall be sufficient to produce complete recrystallization with anaverage grain size not in excess of 0.050 mm. The surface ofthe tes
21、t specimen for grain size determination shall approxi-mate a radial longitudinal section and shall be prepared andexamined in accordance with Test Methods E 112.6.3 The pipe is permitted to be furnished in the H58 (drawngeneral purpose) temper, if agreed upon between the manufac-turer and the purcha
22、ser. (See Table 1.)7. Mechanical Properties7.1 Material in the O61 (annealed) temper specified to meetthe requirements of the ASME Boiler and Pressure Vessel Codeonly shall have tensile properties as prescribed in Table 1.7.2 All H58 (drawn general purpose) material shall have thetensile properties
23、as prescribed in Table 1.8. Expansion Test8.1 Specimens in the O61 (annealed) temper shall withstandan expansion of 25 % of the outside diameter when expandedin accordance with Test Method B 153. The expanded pipeshall show no cracking or rupture visible to the unaided eye.Pipe ordered in the drawn
24、(H) condition is not subject to thistest.NOTE 1The term “unaided eye,” as used herein, permits the use ofcorrective spectacles necessary to obtain normal vision.8.2 As an alternative to the expansion test for pipe over 4 in.(102 mm) in diameter in the O61 (annealed) condition, asection 4 in. in leng
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