ASTM B221-08 PDF

ASTM B221-08 PDF

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All specimens so selected for retest shall meet the requirements of the speci?

A superscript epsilon e indicates an editorial change since the last revision or reapproval. Retest and Rejection Marking for shipment of such material shall be in accordance with Fed. Test specimens may be prepared by machining a? Axtm 4—It is difficult to obtain a reliable analysis of each of the components of clad materials using material in its?

J Minimum yield strength for tube, Heat Treatment and Reheat-Treatment Capability D Others includes listed elements for which no speci?

ASTM B T6 Aluminum Pipe-Aluminium Products-Jiangsu Haohua Industry Group

I Minimum yield strength for tube, NOTE 1—Throughout this speci? A designation not in con? The heat-treated sample may be tested prior to 4 days natural aging but if they fail to conform to the T42 temper properties, the test may be repeated after completion of 4 days natural aging b22-08 prejudice.

Other methods may be used only when no published ASTM test method is available. B When material is found to be unacceptable, it shall be reprocessed additional precipitation heat treatment or re-solution heat treatment, stress relieving, straightening, and precipitation heat treatment, when applicable.

For the products described, mechanical property limits for the respective size ranges are based on the analyses of at least data from standard production material with no more than ten data from a given lot. L Only in tube form. Chemical milling may be used on?


However, should subsequent testing by the purchaser establish h221-08 the material does not meet these requirements, the material shall be subject to rejection.

Users of this standard are expressly advised that determination of the validity of any such patent rights, and the risk of infringement of such rights, are entirely their own responsibility. For a tube having a diameter larger than can be properly mounted for polishing and examination, the portions of the cross section polished for examination may consist aatm an arc about 1? The producer may use his own b212-08 any other suitable facilities for the performance of the inspection and test requirements speci?

Specimens shall be selected at random and shall be, if possible, a minimum of 2 by 4 in.

Committee B07 has identi? Current edition approved Oct. Sampling shall be in accordance with Practice E The cladding composition is more difficult to determine because of the relatively thin layer and because of diffusion of core elements to the cladding. Any requirement not so b221–08 is subject to negotiation between the producer and purchaser. I Manganese plus chromium shall total 0. F The aluminum content shall be calculated by subtracting from Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.

Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend. Due to the continuous nature of the process, it is not practical to keep a speci? B The thickness of any element of a pro? C Elongation of b21-08 and cut-out sheet-type b22108 is measured in 2 in.


aztm For small sizes of tubes, a cut-out portion may be? On approval of the purchaser, however, the producer or the supplier may use a system of statistical quality control for such examination. B — 05a Standard Speci? Conformance shall be determined by analyzing samples taken when the ingots are poured, or samples taken from the?



NOTE 3—It is standard practice in the United States aluminum industry to determine conformance to the chemical composition limits prior to further processing of ingots into wrought products. Last previous edition approved in as B — Should any analysis by the producer or the purchaser establish that an Others element exceeds the limit of Each or that the aggregate of several Others elements exceeds the limit of Total, the material shall be considered nonconforming.

C For the purpose of b221-80 conformance to these limits, an observed value or a calculated value obtained from analysis shall be rounded to the nearest unit in the last right-hand place of the? The applicable level shall be as speci?

ASTM B221-08 6061-T6 Aluminum Bar Steel Round Bars / Tubes For Stakes , Tines

To determine conformance to this speci? The correctness of cladding alloy used can usually be veri? Individual reprints single or multiple copies of this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. M Composition of cladding alloy applied during the course of manufacture.

This standard has been approved for use by agencies of the Department of Defense. Originally approved in T62G 5 H up through 25 over 25 through 32 up b221–08 32 2. In case of dispute, the methods of analysis shall be agreed upon between the producer and purchaser.

Weight, max per Piece, lb Max Width: If the chemical composition has been determined during the course of manufacture, analysis of the? Each sample shall be taken from material considered acceptable in accordance with the lot-acceptance criteria of Table 4.