A269-08一般设备用无缝和焊接奥氏体不锈钢管.pdfVIP

Designation: A 269 – 07 Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service1 This standard is issued under the fixed designation A 269; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (e) indicates an editorial change since the last revision or reapproval. This standard has been approved for use by agencies of the Department of Defense. 1. Scope* Flat-Rolled Stainless and Heat-Resisting Steel Plate, 1.1 This specification covers grades of nominal-wall- Sheet, and Strip thickness, stainless steel tubing for general corrosion-resisting A 632 Specification for Seamless and Welded Austenitic and low- or high-temperature service, as designated in Table 1. Stainless Steel Tubing (Small-Diameter) for General Ser- 1.2 The tubing sizes and thicknesses usually furnished to vice 1 A 1016/A 1016M Specification for General Requirements this specification are ⁄ 4 in. (6.4 mm) in inside diameter and larger and 0.020 in. (0.51 mm) in nominal wall-thickness and for Ferritic Alloy Steel, Austenitic Alloy Steel, and Stain- heavier. less Steel Tubes 1.3 Mechanical property requirements do not apply to E 527 Practice for Numbering Metals and All