ASTM B221-08 PDF

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L Only in tube form. Chemical milling may be used on? Individual reprints single or multiple copies b2211-08 this standard may be obtained by contacting ASTM at the above address or at phonefaxor service astm. Originally approved in A designation not in con?

B — 05a Standard Speci?

B The thickness of any element of a pro? Conformance shall be determined by analyzing samples taken when the ingots are poured, or samples taken from the?

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

Heat Treatment and Reheat-Treatment Capability NOTE 4—It is difficult to obtain satm reliable analysis of each of the components of clad materials using material in its? 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.


G Material in the T42 and T62 tempers is not available from the material producers. The total for other elements does not include zirconium. ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this b22108.

Using a magni? 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 without prejudice. Weight, max per Piece, lb Max Width: However, should subsequent testing by the purchaser establish that the material does not meet these requirements, the material shall be subject to rejection.

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. This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?

NOTE 2—For rolled or cold-? On approval of the purchaser, however, the producer or the supplier may use a system of statistical quality control for such examination. Sampling shall be in accordance with Practice E C Elongation of full-section and cut-out sheet-type specimens is measured in 2 in.


All tests asfm performed in accordance with the appropriate ASTM test methods. Any requirement not so covered is subject to negotiation between the producer and purchaser.


X, and so forth A2. Retest and Rejection K Bismuth and lead shall be 0. The producer may analyze samples for trace elements not speci? If you feel that your comments have not received a fair hearing you should make your views known to the ASTM Committee on Standards, at the address shown below.

O H H up through 5. I Manganese plus astj shall total 0.


If the chemical composition has been determined during the course of manufacture, analysis of the? The test location shall be 9 I Minimum yield strength for tube, However, such analysis is not required and may not cover all metallic Others elements. All specimens so selected for retest shall meet the requirements of the speci? Other methods may be used only when no published ASTM test method is available.

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 of an arc about 1? D Others includes listed elements for which no speci?

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