tailieunhanh - Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings

"Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings" covers wrought stainless steel fittings for pressure piping applications. Several grades of austenitic stainless steel alloys are included in this specification Grades are designated with a prefix, WP or CR, based on the applicable ASME or MSS dimensional and rating standards, respectively. | Designation A403 A403M 16 Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings1 This standard is issued under the fixed designation A403 A403M 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 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 2. Referenced Documents This specification covers wrought stainless steel fittings ASTM Standards 3 for pressure piping A351 A351M Specification for Castings Austenitic for Pressure-Containing Parts Several grades of austenitic stainless steel alloys are A743 A743M Specification for Castings Iron-Chromium included in this specification Grades are designated with a Iron-Chromium-Nickel Corrosion Resistant for General prefix WP or CR based on the applicable ASME or MSS Application dimensional and rating standards respectively. A744 A744M Specification for Castings Iron-Chromium- For each of the WP stainless grades several classes of Nickel Corrosion Resistant for Severe Service fittings are covered to indicate whether seamless or welded A751 Test Methods Practices and Terminology for Chemi- construction was utilized. Class designations are also utilized cal Analysis of Steel Products to indicate the nondestructive test method and extent of A960 A960M Specification for Common Requirements for nondestructive examination NDE . Table 1 is a general Wrought Steel Piping Fittings summary of the fitting classes applicable to all WP grades of E112 Test Methods for Determining Average Grain Size stainless steel covered by this specification. There are no E165 Practice for Liquid Penetrant Examination for General classes for the CR grades. Specific requirements are covered Industry elsewhere. ASME .