ASTM B108 PDF

Scope. This specification covers aluminum-alloy permanent mold castings designated as shown in Table 1. This specification is for aluminum-alloy. ASTM B/BM: Standard Specification for Aluminum-Alloy Permanent Mold Castings. ASTM B/BMe1. Standard Specification for Aluminum-Alloy Permanent Mold Castings. standard by ASTM International, 05/15/ View all product.

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H If the iron content exceeds 0.

ASTM International

This standard has been approved for use by agencies of the Department of Defense. Should any analysis by the producer or the purchaser establish that an Others element exceeds the limit of Each or that asym aggregate of several Others elements exceeds the limit of Totalthe material shall be considered nonconforming.

Methods for Determination of Chemical Composition 9. Foundry control shall consist of examination of qstm by radiographic or other approved methods for determining internal discontinuities until the gating, pouring, and other foundry practices have been established to produce castings meeting the quality standards furnished by the purchaser or agreed upon by the purchaser and the producer.

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.

The weight of a prepared sample shall not be less than 75 g.

Length of reduced section, 11? M Based on ability of material to be fusion-welded with?

ASTM B – 01 Standard Specification for Aluminum-Alloy Permanent Mold Castings

D Ability of liquid alloy to? Grip ends may be machined to adapt them in such a manner as to ensure axial loading. If the producer has determined the chemical composition of the material during the course of manufacture, he shall not be required to sample and analyze the? For purposes of determining 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?

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The test section of the tension test specimen shall be cast to size in accordance with the dimensions shown in Fig. Sampling for Determination of Chemical Composition 8. Historical Version s – view previous versions of standard. Combining values from the two systems may result in non-conformance with the standard.

K Rated on combined resistance of coating and base alloy to corrosion. Link to Active This link will always route to the current Active version of the standard. The Virginia laboratory has provided consistent and reliable service for more than a Width of reduced section, 1? One per melt-heat combination shall be tested when tensile properties of castings are to be determined. This is all too often the case in homes, schools and other institutions, and businesses that suffered water damage, elevated humidity levels, and no electricity asfm an extended period of time.

When foundry practices have been so established, the production method shall not be signi? For the products described, mechanical property limits for the respective size ranges are based on the analyses of at b018 data from standard production material with no more than ten data from a given lot.

ASTM B / BM – 18e1 Standard Specification for Aluminum-Alloy Permanent Mold Castings

If castings are to be heat treated and tests are to be obtained on the castings, the test specimens shall be taken from the castings after heat treatment.

The producer may analyze samples for trace elements not speci? Elongation in 2 in. Analysis shall be made for the elements for which limits are shown in this table.

Combining values from the two systems may result in non-conformance with the standard. C The following applies to all specified limits in this table: If castings are to be heat treated and tests are to be obtained on b018 castings, the test specimens shall be astn from the castings after heat treatment.

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Other methods may be used only when no published ASTM method is available. 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 prior to use.

E Others includes listed elements for which no specific limit is shown as well as unlisted metallic elements.

If grade D quality castings as described in Table 3 are speci? Diameter of end section, 3?

The responsibility of furnishing castings that can be laid out and machined to the finished dimensions within the permissible variations specified shall rest with the producer, except where mold equipment is furnished by the purchaser.

It may not address the mechanical properties, integrity testing, and verification required for highly loaded or safety critical applications. The responsibility of furnishing castings that can be laid out and machined to the finished dimensions within the permissible variations specified shall rest with the producer, except where mold equipment is furnished by the adtm.

The outer circle of the symbol shall be no larger than 1? This specification covers aluminum-alloy permanent mold castings. Peening may be accomplished either hot or cold and shall be performed by methods which are acceptable to the purchaser. 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.

Be the first to h108 Materials and Manufacture 6. E S1 units for information only.