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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Typical chemical analyses and mechanical properties are listed in Table X1. A superscript epsilon e indicates an editorial change since the last revision or reapproval. Referenced Documents purchase separately The documents listed below are referenced within the subject standard but are not provided as part of the standard.
ASTM A – 83() Standard Specification for Automotive Gray Iron Castings
We appreciate your input. The materials shall be classified into eight grades G, G, G, G, G, Ga, Gb and Gc based on the range of their casting hardness, chemical composition and microstructure. B See Method A Due to its low freezing temperature for zstm ferrous alloy, high fluidity, and low shrinkage properties it is more readily cast in complex shapes than other ferrous metals.
The amount of primary carbides and location at wstm the structure is checked shall be a matter of agreement between the supplier and the purchaser.
Asstm specification covers gray iron castings for products of the automobile, truck, tractor and allied industries. This standard has been approved for use by agencies of the Department of Defense.
This standard is subject to revision at any time by the responsible technical committee and must be reviewed every? G Diesel engine blocks, truck and tractor cylinder blocks and heads, heavy flywheels, tractor transmission cases, and heavy gear boxes. These should appear as product speci? Subscribe to Premium Services Searches: Data sheets for overmetals, plastics, ceramics, and composites.
Quality Assurance Provisions See Method A for information concerning the B transverse test bar and the transverse test. G Small cylinder blocks, cylinder heads, air cooled cylinders, pistons, clutch plates, oil pump bodies, transmission cases, gear boxes, clutch housings, and light-duty brake drums. Drillings are not reliable because of the probable loss of graphite.
ASTM A159 – Standard Specification for Automotive Gray Iron Castings
However, the suitability of a particular grade for an intended application is best determined by laboratory or service tests. Small cylinder blocks, cylinder heads, air cooled cylinders, pistons, clutch plates, oil pump bodies, transmission cases, gear boxes, clutch housings, and light-duty brake drums.
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. Brake drums and clutch plates for heavy-duty service where both resistance to heat checking and higher strength are de? The contents, results, and technical data from this site may not be reproduced either electronically, photographically or substantively without permission from MatWeb, LLC.
Diesel engine castings, liners, cylinders, and pistons.
Table 1 Grades of gray iron. Except as otherwise speci?
Gray Iron Specifications | Tri-Cast
These include excellent machinability, high thermal conductivity, vibration dampening properties, and resistance to wear or scuffing. Property Data This page displays only the text of a material data sheet. Gb Gc 25 C Grades G b and G c normally require alloying to obtain the speci? G Automobile and diesel cylinder blocks, cylinder heads, flywheels, differential carries castings, pistons, medium-duty brake drums, and clutch plates.
Grade General data G Miscellaneous soft iron castings as cast or annealed in which strength is not of primary consideration. Questions or comments about MatWeb? These are often repairable but repairs shall be made only where allowed by the purchaser and only by approved methods. No other units of measurement are included in this asttm.
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