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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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ASTM B / BM – 08 Standard Specification for Aluminum-Alloy Permanent Mold Castings

This specification covers aluminum-alloy permanent mold castings. Link to Active This link will always route to the current Active version of the standard.

F Hardness values given for information only, not required for acceptance. F Other Elements Total shall be the sum of unspecified metallic elements 0. 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?

Each package or container shall contain only one part number, alloy, and temper of material when packaged for shipment unless otherwise agreed upon. Alloy Approximate Melting Range degB to to to to to to to to to to to to to to to to astk to to to to to to to to to to Resistance to Hot CrackingC 4 4 4 4 2 1 1 atm 1 1 1 1 1 astk 1 1 1 1 4 4 5 5 5 5 5 4 5 Foundary Characteristics Pressure Tightness 3 3 4 4 2 2 2 2 1 1 1 1 1 1 1 1 1 1 5 5 4 4 4 4 5 4 5 Solidi?

ASTM B / BM – 12 Standard Specification for Aluminum-Alloy Permanent Mold Castings

D Ability of liquid alloy to? Repair of Castings Originally published as B — 36 T.


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 asrm. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date. If the castings are to be heat treated and separately cast specimens are to be used, the specimens representing such castings shall be heat treated with the castings they represent.

If no locations are designated, one or more specimens shall be taken to include locations having signi? The finished castings shall be uniform in composition and free of blowholes, cracks, shrinks, and other discontinuities. The weight of a prepared sample shall not be less than 75 g.

The derived SI unit for force is the newton Nwhich is de? E Decrease in volume accompanying freezing of alloy and measure of amount of compensating feed metal required in form of risers. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. H Composite rating based on ease and speed of polishing and quality of?

E Others includes listed elements for which no speci? MoldRANGE provides an unbiased, databased, broader perspective of what is typically in the outdoor air. Elongation in 2 in.

The producer and the purchaser may also agree to base the acceptance of castings on arti? G Composite rating based on ease of cutting, chip characteristics, quality of? Materials and Manufacture 6. N Refers to suitability of alloy to withstanding brazing temperatures without excessive distortion or melting. The location of the identi?


ASTM International

F Based on resistance of alloy in standard type salt-spray test. Peening may be accomplished either hot or cold and shall be performed by methods which are acceptable to the purchaser. Foundry control shall consist of examination of castings 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.

B Analysis shall be made for the elements for which limits are shown in this table. Workmanship, Finish, and Appearance Samples for chemical analysis shall be taken by sawing, drilling, or milling the casting or test specimens in such a manner as to be representative of the material. Current edition approved May 10, The test section of the tension test specimen shall be cast to size in accordance with the dimensions shown in Fig. The purchaser shall have the right to perform any of the inspections and tests set forth in the speci?