ASTM B85/B85M: Standard Specification for Aluminum-Alloy Die Castings. With respect to mechanical properties, alloys A, and are substantially inter- changeable. Sources: ASTM Ba; Aluminum Association. Sources: ASTM Ba; ASM; SAE; Wabash Alloys. E Registration or REACH ( the European Union]s Directive on Registration, Evaluation, and Authorization o .
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Thirteen of the most commonly die cast alloy compositions are speci?
The following bibliographic material is provided to assist you with your purchasing decision: B5 Ability of alloy to withstand stresses from contraction while cooling through hot-short or brittle asttm range.
Different machines and dies continue to be necessary for die castings and test bars. B Die castings are not usually solution heat treated. Dimensions, Mass, and Permissible Variations F Ability of molten alloy to?
Die castings inspected by this method shall be so marked or handled during the? The applicable levels shall be as speci? Pure materials, recycled materials, and master alloys and material not conforming to Specification B may be used to make alloys conforming to this specification, provided chemical analysis can be taken and adjusted to conform to the chemical requirements prior to pouring any castings.
I Composite rating based on ease and speed of polishing and quality of? The producer or supplier shall be responsible only for replacement of the rejected castings to the purchaser. Pure materials, recycled materials, and wstm alloys and material not conforming to Specification B may asym used to make alloys conforming to this specification, provided chemical analysis satm be taken and adjusted to conform to the chemical requirements prior to pouring any castings.
H Composite rating based on ease of cutting, chip characteristics, quality of? Sampling shall be in accordance with Practices E 88 or Eor both. Originally approved in Except as otherwise speci? Asfm International takes no position respecting the validity of any patent rights asserted in connection with any item mentioned in this standard. UNS designations were established in accordance with Practice E L Rated on combined resistance of coating and base alloy to corrosion.
ASTM B85 – 96 Standard Specification for Aluminum-Alloy Die Castings
Comparison between static breakdown or proof tests and the mechanical properties of separately die cast test bars will show that test bars made in a different machine in a different die have no correlation with the die casting other than a common chemical TABLE X2. Additions of small amounts of modifiers and grain refining elements or alloys are permitted. The purchaser shall have the right to perform any of the inspections and tests set forth in this speci?
ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up xstm date. Historical Version s – view previous versions of standard. All tests and inspection shall be so conducted as not to interfere unnecessarily with the operation of the works.
Unless otherwise specified, only aluminum alloy conforming to the requirements of Specification B or producer’s foundry scrap shall be used in the remelting furnace from which molten metal is taken for pouring directly into castings.
Xstm of small amounts of modifiers and grain refining elements or alloys are permitted. Current edition approved April 10, This specification covers aluminum-alloy die castings of all compositions. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.
ASTM B85 Grade SC84B
The standards or requirements may consist of radiographs in accordance with Reference Radiographs Ephotographs or sectioned die castings. Die castings of alloys A These shall be speci? A number in parentheses indicates the year of last reapproval.
Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.
Last previous edition approved in as B 85 — Unless otherwise specified, only aluminum alloy conforming to the requirements of Specification B or producer’s foundry scrap shall be used in the remelting furnace from which astmm metal is taken for pouring directly into castings. The values given in parentheses are mathematical conversions to SI units which are provided for information only and are not considered standard.
A designation not in con? G With respect to h85 properties, alloys A This specification covers aluminum-alloy die castings of all compositions.
In considering these ratings, it should be noted that all the alloys have sufficiently good characteristics to be accepted by users and producers of die castings.
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. If the producer has determined the chemical composition of the metal during the course of manufacture, he shall not be required to sample and analyze the? K Rated on lightness of color, brightness and uniformity of clear anodized coating applied in sulphuric acid electrolyte.
If, however, the presence of other elements is suspected, or indicated in the course of routine analysis, further analysis shall be made to determine that the total of these other elements are not present in excess of speci? It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations aztm to use. Moore Specimen, cycles, ksi MPa 20 18 20 20 This standard has been approved for use by agencies of the Department of Defense.
G Based on resistance of alloy in standard type salt spray test. The number and extent of imperfections shall not exceed those speci?
It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the zstm of regulatory limitations prior to use.