ASTM A814 A814M-2007 Standard Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe.pdf
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1、Designation: A 814/A 814M 07Standard Specification forCold-Worked Welded Austenitic Stainless Steel Pipe1This standard is issued under the fixed designationA 814/A 814M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of l
2、ast 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.1. Scope*1.1 This specification covers two classes of flanged andcold-bending quality cold-worked straight-seam single ordouble we
3、lded austenitic steel pipe intended for high-temperature and general corrosive services.NOTE 1When the impact test criterion for a low-temperature servicewould be 15 ftlbf 20 J energy absorption or 15 mils 0.38 mm lateralexpansion, some of the austenitic stainless steel grades covered by thisspecifi
4、cation are accepted by certain pressure vessel or piping codeswithout the necessity of making the actual test. For example, Grades 304,304L, and 347 are accepted by the ASME Pressure Vessel Code, SectionVIII Division 1, and by the Chemical Plant and Refinery Piping Code,ANSI B31.3 for service at tem
5、peratures as low as 425 F 250 Cwithout qualification by impact tests. Other AISI stainless steel grades areusually accepted for service temperatures as low as 325 F 200 Cwithout impact testing. Impact testing may, under certain circumstances,be required. For example, materials with chromium or nicke
6、l contentoutside the AISI ranges, and for material with carbon content exceeding0.10 %, are required to be impact tested under the rules of ASME SectionVIII Division 1 when service temperatures are lower than 50 F 45C.1.2 Grades TP304H, TP304N, TP316H, TP316N, TP321H,TP347H, and TP348H are modificat
7、ions of Grades TP304,TP316, TP321, TP347, and TP348, and are intended forhigh-temperature service.1.3 Two classes of pipe are covered as follows:1.3.1 Class SWPipe, single-welded with no addition offiller metal and1.3.2 Class DWPipe, double-welded with no addition offiller metal.1.4 Optional supplem
8、entary requirements are provided forpipe where a greater degree of testing is desired. Thesesupplementary requirements call for additional tests to be madeand, when desired, one or more of these may be specified in theorder.1.5 Table 1 lists the dimensions of cold-worked single- ordouble-welded stai
9、nless steel pipe. Pipe having other dimen-sions may be furnished provided such pipe complies with allother requirements of this specification.1.6 The values stated in either inch-pound units or SI unitsare to be regarded separately as standard. Within the text, theSI units are shown in brackets. The
10、 values stated in eachsystem are not exact equivalents; therefore, each system mustbe used independently of the other. Combining values from thetwo systems may result in nonconformance with the specifi-cation. The inch-pound units shall apply unless the “M”designation of this specification is specif
11、ied in the order.2. Referenced Documents2.1 ASTM Standards:2A 262 Practices for Detecting Susceptibility to Intergranu-lar Attack in Austenitic Stainless SteelsA 370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA 480/A 480M Specification for General Requirements forFlat-Rolled
12、 Stainless and Heat-Resisting Steel Plate,Sheet, and StripA 999/A 999M Specification for General Requirements forAlloy and Stainless Steel PipeE112 Test Methods for Determining Average Grain SizeE 381 Method of Macroetch Testing Steel Bars, Billets,Blooms, and ForgingsE 527 Practice for Numbering Me
13、tals and Alloys (UNS)2.2 ASME Boiler and Pressure Vessel Code:3Section VIII Division 1, Pressure Vessels2.3 SAE Standard:4SAE J 1086 Practice for Numbering Metals and Alloys(UNS)3. Ordering Information3.1 Orders for material under this specification shouldinclude the following as required, to descri
14、be the desiredmaterial adequately:3.1.1 Quantity (feet, centimetres, or number of lengths),1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.10 on Stainless and Alloy Steel Tubular Produ
15、cts.Current edition approved Sept. 1, 2007. Published October 2007. Originallyapproved in 1983. Last previous edition approved in 2005 as A 814/A 814M 05.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMS
16、tandards volume information, refer to the standards Document Summary page onthe ASTM website.3Available from American Society of Mechanical Engineers (ASME), ASMEInternational Headquarters, Three Park Ave., New York, NY 10016-5990, http:/www.asme.org.4Available from Society of Automotive Engineers (
17、SAE), 400 CommonwealthDr., Warrendale, PA 15096-0001, http:/www.sae.org.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3.1.2 Name of material (austenitic steel pipe),
18、3.1.3 Class (1.3). If not specified by the purchaser, theproducer shall have the option to furnish either single-welded(SW) or double-welded (DW) pipe,3.1.4 Grade (Table 2),3.1.5 Size (NPS or outside diameter and schedule number oraverage wall thickness),3.1.6 Length (specific or random) (Section 10
19、),3.1.7 End finish (Section on Ends of Specification A 999/A 999M),3.1.8 Optional requirements (Section 9), (SupplementaryRequirements S1 to S8),3.1.9 Test report required (Section on Certification of Speci-fication A 999/A 999M),3.1.10 Specification designation, and3.1.11 Special requirements or ex
20、ceptions to the specifica-tion.4. Materials and Manufacture4.1 Manufacture:4.1.1 The pipe shall be made by a machine-welding or anautomatic-welding process, welding from one or both sides andproducing full penetration welds with no addition of fillermetal in the welding operation.4.1.2 Weld repairs,
21、 with the addition of compatible fillermetal, may be made to the weld joint in accordance with therequirements of the section on Repair by Welding of Specifi-cation A 999/A 999M.4.1.3 Prior to final heat treatment of the pipe, the weld beadmust be cold-worked by methods such as forging, planishing,d
22、rawing, swaging or bead rolling so as to obtain a flushcondition on the inside and outside of the pipe. Undercuts shallbe limited to shallow rounded depressions of less than 0.005 in.0.127 mm deep on either the inside or outside surface of thepipe with no encroachment of the minimum permitted wallth
23、ickness.4.1.4 The pipe shall be pickled free of scale. When brightannealing is used, pickling is not necessary.4.2 Heat Treatment:4.2.1 All pipe shall be furnished in the heat-treated condi-tion. The heat-treatment procedure, except for H grades,S30815, N 08367 and S 31254, shall consist of heating
24、the pipeto a minimum temperature of 1900 F 1040 C and quench-ing in water or rapidly cooling by other means.4.2.2 All H grades and S30815 shall be furnished in thesolution-treated condition. The minimum solution treatingtemperature for Grades TP321H, TP347H, and TP348H shallbe 2000 F 1100 C and for
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