ASTM A126 CLASS B PDF

3 Annual Book of ASTM Standards, Vol TABLE 1 Tensile Requirements Class A Tensile strength, min, ksi (MPa) 21 () Class B ASTM Apdf – Free download as PDF File .pdf), Text File .txt) or read online for free. Class A Class B Class C Tensile strength, min, ksi (MPa) 21 () NO. PART. MATERIAL. ASTM. 1. BODY. CAST IRON. A CLASS B. 2. SEAT RING. BRONZE. B 3. WEDGE FACE RING. BRONZE.

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Tension Test Apparatus Notwithstanding the absence of a signature, the organization submitting the certication is responsible for its content.

This standard is subject to revision at any time by the responsible technical committee and must be reviewed every ve years and if not revised, either reapproved or withdrawn.

Copyright ASTM Standard Specication for Gray Iron Castings for Valves, Flanges, and Pipe Fittings1 This standard is issued under the xed designation A ; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the atm of last revision.

Rejection and Rehearing The actual cross-sectional area shall be used in calculating the tensile strength. Your comments are invited either for revision of this standard or for additional standards and should be addressed to ASTM Headquarters. However, the document shall clearly identify the organization cllass the certication and the authorized agent of the manufacturer who certied the test results.

This standard has been approved for use by agencies of the Department of Defense. Rejection shall be reported to the manufacturer or supplier promptly and x126 writing.

ASTM – Valve, Material Specifications

Workmanship, Finish, and Appearance 6. Your comments will receive careful consideration at a meeting of the responsible technical committee, which you may attend.

In the particular method shown12 refers to December 8, B 1 is the cupola number, and the numeral 1 which follows shows the hour cast 1 p. A number in parentheses indicates the year of last reapproval. Last previous edition A — The values given in parentheses are for information only.

Complete records of all tests and inspections shall be maintained by the manufacturer and shall be available for review by the purchaser. Originally published as A — 29T.

ASTM – Valve, Material Specifications

Alternate Test Bars Current edition approved Dec. A superscript epsilon e indicates an editorial change since the last revision or reapproval.

Cast Test Bars In case of dissatisfaction with the test results, the manufacturer or supplier may make claim for a rehearing. 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.

ASTM A Standard specification for gray iron castings for Valves, Flanges and Pipe fittings

The load shall be applied at a rate that will produce 0. The certication shall also cclass the results of all tests performed including chemical analysis.

Should alternative grip-ends be disputed, the threaded grip-ends shall be used. When the alternate bars are q126, they shall be machined and tested in accordance with Specication A 48 and shall meet the requirements of Specication A