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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Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM International Headquarters.
Last previous edition A — astj G Automobile and diesel cylinder blocks, cylinder heads, flywheels, differential carries castings, pistons, medium-duty brake drums, and clutch plates. Miscellaneous soft iron castings as cast or annealed in which strength is not of primary consideration.
Table 1 Grades of gray iron Grade. The area or areas on the casting where hardness is to be checked shall be established by agreement between supplier and purchaser and shall be shown on the drawing. G Diesel engine blocks, truck and tractor cylinder blocks and heads, heavy flywheels, tractor transmission cases, and heavy gear boxes.
A superscript epsilon e indicates an editorial change since the last revision or reapproval. The relative amounts of each of these constituents depends on the analysis of the iron, casting design, and foundry techniques as they affect solidi?
Gray Iron Specifications | Tri-Cast
To see MatWeb’s complete data sheet for this material including material property data, metal compositions, material suppliers, etcplease click the button below. Chromium Molybdenum Nickel 0. This specification applies to gray iron castingscast in sand molds, used in the products of the automobile, truck, tractor, and allied industries. Historical Version s – view previous versions of standard.
This abstract is a brief summary of the referenced standard. Gray irons of suitable composition and structure can be hardened by liquid quenching or by?
Deflection, min, in, mm. To maintain strength levels speci? Except as otherwise speci? Heavy-duty irons for such service require high carbon contents for resistance to thermal atm and to minimize heat checking. We appreciate your input. Subscribe to Premium Services Astk These are often repairable but repairs shall be made only where allowed by the purchaser and only by approved methods.
Typical chemical analyses and mechanical properties are listed in Table X1.
Subscribe to Premium Services Searches: 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. Originally published as A — a1159 T. Table 1 Grades of gray iron.
Gray Iron Specifications
Diesel engine blocks, truck and tractor cylinder blocks and heads, ast, flywheels, tractor transmission cases, and heavy gear boxes. Please contact us at webmaster matweb. The depth and surface hardness of the hardened case shall be as agreed upon between supplier and purchaser. Used in automotive, truck, and tractor brake and clutch applications. In making a given casting, it is recognized that the foundry will? Data sheets for overmetals, plastics, ceramics, and composites.
The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC. Alloy gray iron automotive camshafts of grade designation Gd shall conform to the required values of casting hardness, a59 compositions of chromium, molybdenum, and nickel and microstructure.
The contents, results, and technical data from this a15 may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC. The values stated in inch-pound units are to be regarded as the standard. MatWeb is intended for personal, non-commercial use. These may be annealed castings for exhaust manifolds in order to avoid growth and cracking due to heat.
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ASTM A159 – Standard Specification for Automotive Gray Iron Castings
Automobile and diesel cylinder blocks, cylinder heads,? Brake drums and clutch plates for heavy-duty service where both resistance to heat checking and higher strength are de? If a section solidi? Extra-heavy-duty service brake drums see Section 8. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.
Alloy Gray Iron Automotive Camshafts 9. These may be annealed castings asstm exhaust manifolds in order to avoid growth and cracking due to heat. These include excellent machinability, high thermal conductivity, vibration dampening properties, and resistance to wear or scuffing.
Exhaust manifolds may be made of this grade of iron, alloyed or unalloyed.