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ASTM-F256 1999

$40.63

F256-94(1999) Standard Specification for Chromium-Iron Sealing Alloys with 18 or 26 Percent Chromium

Published By Publication Date Number of Pages
ASTM 1999 8
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1.1 This specification covers two chromium-iron alloys, the former, (UNS K91800), nominally 18% chromium, balance iron, the latter, (UNS K92801), nominally 28% chromium, in strip, bar, wire, and rod forms intended primarily for sealing to glass in electronic applications.

1.2 The values stated in inch-pound units are to be regarded as the standard. The values given in parentheses are for information only.

1.3 The following hazard caveat pertains only to the test method portion, Sections 16 and 17, of this specification. This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

PDF Catalog

PDF Pages PDF Title
1 Scope
Referenced Documents
Terminology
2 Classification
Ordering Information
Process
Temper and Finish
Chemical Composition
Chemical Analysis
Thermal Expansion Requirements
TABLE 1
TABLE 2
3 Mechanical Property Requirements
Transformation Requirements
Permissible Variations in Dimensions
Workmanship, Finish, and Appearance
Number of Tests and Retests
Specimen Heat Treatment
Test Methods
TABLE 3
TABLE 4
TABLE 5
TABLE 6
4 Inspection
Rejection
Rehearing
Certification
TABLE 7
TABLE 8
TABLE 9
5 Packaging and Package Marking
Keywords
TABLE 10
TABLE 11
TABLE 12
6 TABLE 13
TABLE 14
7 X1. THERMAL EXPANSION
X1.1
TABLE 15
8 TABLE X1.1
ASTM-F256 1999
$40.63