ASTM A990 PDF

Find the most up-to-date version of ASTM A at Engineering Find the most up-to-date version of ASTM A/AM at Engineering ASTM A Castings, Iron-Nickel-Chromium and Nickel Alloys, Specially Controlled for Pressure Retaining Parts for Corrosive

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This standard has either been superceded and replaced by a new version or discontinued.

A number in parentheses indicates the year of last reapproval. A superscript epsilon indicates an editorial change since the last revision or reapproval.

Requirements, for Pressure-Containing Parts2 1. Selection will Chromium-Nickel, Corrosion-Resistant, for Severe Ser- vice2 depend on design and service conditions, mechanical proper- ties, and corrosion-resistant characteristics. The values stated in each Acceptance Standards, Magnetic Particle and Liquid Pen- system are not exact equivalents; therefore, each system must etrant Inspection2 be used independently of the other.

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E 94 Guide for Radiographic Testing4 1. Referenced Documents 4 in. Current edition approved September 10, Last previous edition A — A — AWS A5. Process and Manufacture nitions A and Terminology A are applicable xstm this 6. General Conditions for Delivery requirements prescribed in Table 1.

ASTM A990/A990M – 18

An analysis of every heat 4. Tensile Properties purchase order. Failure to comply with the general require- 8. If the casting grade does not require heat treatment, the bar used for the test specimen 5. Ordering Information shall not be heat treated. Such requirements may include, but are not 9.

ASTM A 全文-调研报告-在线文档

All forms of cold working, mechanical deformation, hammering or peening, in excess of that required for normal cleaning is prohibited. Fusion disconti- manufacturer and purchaser. Make a transverse side the manufacturer and purchaser.

Repair by Welding able shall be marked permanently RT.