ASTM A – Standard Specification for Automotive Gray Iron Castings. Main Casting Products. This specification applies to gray iron castings, cast in sand. ASTM A Cast Iron. Categories: Metal; Ferrous Metal; Cast Iron; Alloy Cast Iron ; Gray Cast Iron. Material Notes: Used in automotive, truck, and tractor brake. ASTM A Cast Iron, Used in automotive, truck, and tractor brake and clutch applications.
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To maintain strength levels speci? Chromium Molybdenum Nickel 0.
G Small cylinder blocks, cylinder heads, air cooled cylinders, pistons, clutch plates, oil pump bodies, transmission cases, gear boxes, clutch housings, and satm brake drums.
Please contact us at webmaster matweb. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for astk use and application.
Gray Iron Specifications
Data sheets for overmetals, plastics, ceramics, and composites. Alloy Gray Iron Automotive Camshafts 9. Questions or comments about MatWeb?
G Automobile aatm diesel cylinder blocks, cylinder heads, flywheels, differential carries castings, pistons, medium-duty brake drums, and clutch plates. Login to see your most recently viewed materials here. However, the suitability of a particular grade for an intended application is best determined by laboratory or service tests.
ASTM A – 83() Standard Specification for Automotive Gray Iron Castings
These include excellent machinability, high thermal conductivity, vibration dampening properties, and resistance to wear or scuffing. A number in parentheses indicates the year of last reapproval. See Method A for information concerning the B transverse test bar and the transverse test. A — 83 Reapproved Standard Speci?
ASTM A – Standard Specification for Automotive Gray Iron Castings
Automobile and diesel cylinder blocks, cylinder heads,? This standard is subject to revision at any time by the responsible technical committee and must be reviewed every?
The relative amounts of each of these constituents depends on the analysis of the iron, casting design, and foundry techniques as they affect solidi? Axtm include excellent machine ability, high thermal conductivity, vibration dampening properties, and resistance to wear or scuffing. This abstract is a brief summary of the referenced standard. Heavy-duty irons for such service require high carbon contents for resistance to thermal shock and to minimize heat checking.
The depth and surface hardness of the hardened case shall be as agreed upon between supplier and purchaser. Gb Gc 25 Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. Diesel engine blocks, truck and tractor cylinder blocks and heads, heavy? This standard has a59 approved for use by agencies of the Department of Defense.
We appreciate your input. If a zstm solidi? The chemical composition of such castings is usually within the range given in Table X1.
Link to Active This link will always route to the current Active version of the standard. The asstm or areas on the casting where hardness is to be checked shall be established by agreement between supplier ashm purchaser and shall be shown on the drawing. Please contact us at webmaster matweb.
No other units of measurement are included in this standard. Camshaft iron with chemistry as given in Table X1. The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC.
The contents of certain elements for these applications are critical in terms of service requirements and the ranges are speci? Brake drums and clutch plates for heavy-duty service where both resistance to heat checking and higher strength are de?
Last previous edition A — Historical Version s – view previous versions of standard. Diesel engine castings, liners, cylinders, and pistons. If a section cools slowly, as in a massive heavy-section casting, an appreciable amount of ferrite may be present. HB max 4. Typical mechanical properties for such specialized applications as heavy-duty brake drums and clutch plates are shown in Table X1.
Data sheets for overmetals, plastics, ceramics, and composites. This specification covers gray iron castings for products of the automobile, truck, tractor and allied industries. This specification applies to gray iron castingscast in sand molds, used in the products of the automobile, truck, tractor, and allied industries.
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.
The amount of primary carbides and location at which the structure is checked shall be a matter of agreement between the supplier and the purchaser. MatWeb is intended for personal, non-commercial use. Table 1 Grades of gray iron Grade.
Grade Ga Suggested Usage Brake drums and clutch plates for moderate service requirements, where high carbon iron is desired to minimize heat checking see Section 8.
Castings in Axtm G and G may have a matrix of ferrite or pearlite or both.