1、Designation: A671/A671M 10A671/A671M 13Standard Specification forElectric-Fusion-Welded Steel Pipe for Atmospheric andLower Temperatures1This standard is issued under the fixed designation A671/A671M; the number immediately following the designation indicates the yearof original adoption or, in the
2、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.1. Scope*1.1 This specification2 covers electric-fusion-welded steel pipe with filler metal added, f
3、abricated from pressure vessel qualityplate of several analyses and strength levels and suitable for high-pressure service at atmospheric and lower temperatures. Heattreatment may or may not be required to attain the desired properties or to comply with applicable code requirements.Supplementary req
4、uirements are provided for use when additional testing or examination is desired.1.2 The specification nominally covers pipe 16 in. 400 mm in outside diameter or larger and of 14 in. 6 mm wall thicknessor greater. Pipe having other dimensions may be furnished provided it complies with all other requ
5、irements of this specification.1.3 Several grades and classes of pipe are provided.1.3.1 Grade designates the type of plate used as listed in 5.1.1.3.2 Class designates the type of heat treatment performed during manufacture of the pipe, whether the weld is radiographicallyexamined, and whether the
6、pipe has been pressure tested as listed in 1.3.3.1.3.3 Class designations are as follows (Note 1):Class Heat Treatment on Pipe Radiography,see SectionPressure Test,see:10 none none none11 none 9 none12 none 9 8.313 none none 8.320 stress relieved, see 5.3.1 none none21 stress relieved, see 5.3.1 9 n
7、one22 stress relieved, see 5.3.1 9 8.323 stress relieved, see 5.3.1 none 8.330 normalized, see 5.3.2 none none31 normalized, see 5.3.2 9 none32 normalized, see 5.3.2 9 8.333 normalized, see 5.3.2 none 8.340 normalized and tempered, see 5.3.3 none none41 normalized and tempered, see 5.3.3 9 none42 no
8、rmalized and tempered, see 5.3.3 9 8.343 normalized and tempered, see 5.3.3 none 8.350 quenched and tempered, see 5.3.4 none none51 quenched and tempered, see 5.3.4 9 none52 quenched and tempered, see 5.3.4 9 8.353 quenched and tempered, see 5.3.4 none 8.360 normalized and precipitation heattreatedn
9、one none61 normalized and precipitation heattreated9 none62 normalized and precipitation heattreated9 8.363 normalized and precipitation heattreatednone 8.370 quenched and precipitation heattreatednone none1 This specification is under the jurisdiction ofASTM Committee A01 on Steel, Stainless Steel
10、and RelatedAlloys and is the direct responsibility of Subcommittee A01.09on Carbon Steel Tubular Products.Current edition approved April 1, 2010Oct. 1, 2013. Published May 2010October 2013. Originally approved in 1972. Last previous edition approved in 20092010 asA67109.10. DOI: 10.1520/A0671_A0671M
11、-10.10.1520/A0671_A0671M-13.2 For ASME Boiler and Pressure Vessel Code applications see related Specification SA-671 in Section II of that Code.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previ
12、ous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Chan
13、ges section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States171 quenched and precipitation heattreated9 none72 quenched and precipitation heattreated9 8.373 quenched and precipitation heattreatednone
14、8.3NOTE 1Selection of materials should be made with attention to temperature of service. For such guidance, Specification A20/A20M may beconsulted.1.4 The values stated in either SI units or inch-pound units are to be regarded separately as standard. Within the text, the SI unitsare shown in bracket
15、s. The values stated in each system may not be exact equivalents; therefore, each system shall be usedindependently of the other. Combining values from the two systems may result in non-conformance with the standard. Theinch-pound units shall apply unless the “M” designation of this specification is
16、 specified in the order.2. Referenced Documents2.1 ASTM Standards:3A20/A20M Specification for General Requirements for Steel Plates for Pressure VesselsA370 Test Methods and Definitions for Mechanical Testing of Steel ProductsA435/A435M Specification for Straight-Beam Ultrasonic Examination of Steel
17、 PlatesA530/A530M Specification for General Requirements for Specialized Carbon and Alloy Steel PipeA577/A577M Specification for Ultrasonic Angle-Beam Examination of Steel PlatesA578/A578M Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Plates for Special ApplicationsE110 Test
18、 Method for Indentation Hardness of Metallic Materials by Portable Hardness TestersE165 Practice for Liquid Penetrant Examination for General IndustryE709 Guide for Magnetic Particle Testing2.2 Plate Steels:A203/A203M Specification for Pressure Vessel Plates, Alloy Steel, NickelA285/A285M Specificat
19、ion for Pressure Vessel Plates, Carbon Steel, Low- and Intermediate-Tensile StrengthA299/A299M Specification for Pressure Vessel Plates, Carbon Steel, Manganese-SiliconA353/A353M Specification for Pressure Vessel Plates, Alloy Steel, Double-Normalized and Tempered 9 % NickelA515/A515M Specification
20、for Pressure Vessel Plates, Carbon Steel, for Intermediate- and Higher-Temperature ServiceA516/A516M Specification for Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature ServiceA517/A517M Specification for Pressure Vessel Plates, Alloy Steel, High-Strength, Quenched and Temper
21、edA537/A537M Specification for Pressure Vessel Plates, Heat-Treated, Carbon-Manganese-Silicon SteelA553/A553M Specification for Pressure Vessel Plates, Alloy Steel, Quenched and Tempered 8 and 9 % NickelA736/A736M Specification for Pressure Vessel Plates, Low-Carbon Age-Hardening Nickel-Copper-Chrom
22、ium-Molybdenum-Columbium Alloy Steel2.3 ASME Boiler and Pressure Vessel Code:4Section II, Material SpecificationsSection III, Nuclear VesselsSection VIII, Unfired Pressure VesselsSection IX, Welding Qualifications3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 lota lot shall c
23、onsist of 200 ft 60 m or fraction thereof of pipe from the same heat of steel.4. Ordering Information4.1 The inquiry and order for material under this specification should include the following information:4.1.1 Quantity (feet, metres, or number of lengths),4.1.2 Name of material (steel pipe, electr
24、ic-fusionwelded),4.1.3 Specification number,4.1.4 Grade or type, or both, and class designations (see 1.3),4.1.5 Size (inside or outside diameter, nominal or minimum wall thickness),4.1.6 Length (specific or random),3 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM
25、Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.4 Available from American Society of Mechanical Engineers (ASME), ASME International Headquarters, Three Park Ave., New York, NY 10016-5990, http
26、:/www.asme.org.A671/A671M 1324.1.7 End finish (11.4),4.1.8 Purchase options, if any (see 5.2.3 and 11.3 of this specification. See also Specification A530/A530M),4.1.9 Supplementary requirements, if any.5. Materials and Manufacture5.1 MaterialsThe steel plate material shall conform to the requiremen
27、t of the applicable plate specification for the pipe gradeordered as listed in Table 1.5.2 Welding:5.2.1 The joints shall be double-welded, full-penetration welds made in accordance with procedures and by welders or weldingoperators qualified in accordance with the ASME Boiler and Pressure Vessel Co
28、de, Section IX.5.2.2 The welds shall be made either manually or automatically by an electric process involving the deposition of filler metal.5.2.3 As welded, the welded joint shall have positive reinforcement at the center of each side of the weld, but no more than 18in. 3 mm. This reinforcement ma
29、y be removed at the manufacturers option or by agreement between the manufacturer andpurchaser. The contour of the reinforcement shall be smooth and the deposited metal shall be fused smoothly and uniformly intothe plate surface.5.3 Heat TreatmentAll classes other than 10, 11, 12, and 13 shall be he
30、at treated in furnace controlled to 6 25 F 6 15 Cand equipped with a recording pyrometer so that heating records are available. Heat treating after forming and welding shall beto one of the following:TABLE 1 Plate SpecificationsPipe Grade Type of Steel ASTM SpecificationNo. Grade /Class /TypeCA 55 p
31、lain carbon A285/A285M Gr CCB 60 plain carbon, killed A515/A515M Gr 60CB 65 plain carbon, killed A515/A515M Gr 65CB 70 plain carbon, killed A515/A515M Gr 70CC 60 plain carbon, killed, fine grain A516/A516M Gr 60CC 65 plain carbon, killed, fine grain A516/A516M Gr 65CC 70 plain carbon, killed, fine g
32、rain A516/A516M Gr 70CD 70 manganese-silicon, normalized A537/A537M Cl 1CD 80 manganese-silicon, quenched andtemperedA537/A537M Cl 2CF 65 nickel steel A203/A203M Gr ACF 70 nickel steel A203/A203M Gr BCF 66 nickel steel A203/A203M DCF 65 nickel steel A203/A203M Gr DCF 71 nickel steel A203/A203M ECF 7
33、0 nickel steel A203/A203M Gr ECG 100 9 % nickel A353/A353MCH 100 9 % nickel A553/A553M 1CH 115 9 % nickel A553/A553M Type 1CJ 101 alloy steel, quenched and tempered A517/A517M ACJ 115 alloy steel, quenched and tempered A517/A517M Gr ACJ 102 alloy steel, quenched and tempered A517/A517M BCJ 115 alloy
34、 steel, quenched and tempered A517/A517M Gr BCJ 103 alloy steel, quenched and tempered A517/A517M CCJ 115 alloy steel, quenched and tempered A517/A517M Gr ECJ 104 alloy steel, quenched and tempered A517/A517M DCJ 115 alloy steel, quenched and tempered A517/A517M Gr FCJ 105 alloy steel, quenched and
35、tempered A517/A517M ECJ 115 alloy steel, quenched and tempered A517/A517M Gr HCJ 106 alloy steel, quenched and tempered A517/A517M FCJ 115 alloy steel, quenched and tempered A517/A517M Gr PCJ 107 alloy steel, quenched and tempered A517/A517M GCJ 108 alloy steel, quenched and tempered A517/A517M HCJ
36、109 alloy steel, quenched and tempered A517/A517M JCJ 110 alloy steel, quenched and tempered A517/A517M KCJ 111 alloy steel, quenched and tempered A517/A517M LCJ 112 alloy steel, quenched and tempered A517/A517M MCJ 113 alloy steel, quenched and tempered A517/A517M PCK 75 carbon-manganese-silicon A2
37、99/A299M Gr ACP65 alloy steel, age hardening, normalizedand precipitation heat treatedA736/A736M 2CP75 alloy steel, age hardening, quenchedand precipitation heat treatedA736/A736M 3CP85 alloy steel, age hardening, quenchedand precipitation heat treatedA736/A736M Gr A,Class 3A671/A671M 1335.3.1 Class
38、es 20, 21, 22, and 23 pipe shall be uniformly heated within the post-weld heat-treatment temperature range indicatedin Table 2 for a minimum of 1 h/in. 0.4 h/cm of thickness or for 1 h, whichever is greater.5.3.2 Classes 30, 31, 32, and 33, pipe shall be uniformly heated to a temperature in the aust
39、enitizing range and not exceedingthe maximum normalizing temperature indicated in Table 2 and subsequently cooled in air at room temperature.5.3.3 Classes 40, 41, 42, and 43 pipe shall be normalized in accordance with 5.3.2.After normalizing, the pipe shall be reheatedto the tempering temperature in
40、dicated in Table 2 as a minimum and held at temperature for a minimum of 12 h/in. 0.2 h/cm ofthickness or for 12 h, whichever is greater, and air cooled.5.3.4 Classes 50, 51, 52, and 53 pipe shall be uniformly heated to a temperature in the austenitizing range, and not exceedingthe maximum quenching
41、 temperature indicated in Table 2 and subsequently quenched in water or oil. After quenching, the pipeshall be reheated to the tempering temperature indicated in Table 2 as a minimum and held at that temperature for a minimum of12 h/in. 0.2 h/cm of thickness or for 12 h, whichever is greater, and ai
42、r cooled.5.3.5 Classes 60, 61, 62, and 63 pipe shall be normalized in accordance with 5.3.2. After normalizing, the pipe shall beprecipitation heat treated in the range shown in Table 2 for a time to be determined by the manufacturer.5.3.5 Classes 70, 71, 72, and 73 pipe shall be uniformly heated to
43、 a temperature in the austenitizing range, not exceeding themaximum quenching temperature indicated in Table 2, and subsequently quenched in water or oil. After quenching the pipe shallbe reheated into the precipitation heat treating range indicated in Table 2 for a time to be determined by the manu
44、facturer.6. General Requirements for Delivery6.1 Material furnished to this specification shall conform to the applicable requirements of the current edition of SpecificationA530/A530M unless otherwise provided herein.7. Chemical Composition7.1 Product Analysis of PlateThe pipe manufacturer shall ma
45、ke an analysis of each mill heat of plate material. The productanalysis so determined shall meet the requirements of the plate specification to which the material was ordered.7.2 Product Analyses of WeldThe pipe manufacturer shall make an analysis of finished deposited weld material from each 200ft
46、60 m or fraction thereof. Analyses shall conform to the welding procedure for deposited weld metal.7.3 Analysis may be taken from the mechanical test specimens. The results of the analyses shall be reported to the purchaser.8. Mechanical Requirements8.1 Tension Test:8.1.1 RequirementsTransverse tens
47、ile properties of the welded joint shall meet the minimum requirements for ultimatetensile strength of the specified plate material. In addition for Grades CD and CJ, when these are of Class 3x, 4x, or 5x, and GradeCPof Class 6x and 7x, the transverse tensile properties of the base plate shall be de
48、termined on specimens cut from the heat-treatedpipe. These properties shall meet the mechanical test requirements of the plate specification.8.1.2 Number of TestsOne test specimen of weld metal and one specimen of base metal, if required by 8.1.1, shall be madeand tested to represent each lot of fin
49、ished pipe.8.1.3 Test Specimen Location and OrientationThe test specimens shall be taken transverse to the weld at the end of thefinished pipe and may be flattened cold before final machining to size.8.1.4 Test MethodThe test specimen shall be made in accordance with QW-150 in Section IX of the ASME Boiler andPressure Vessel Code. The test specimen shall be tested at room temperature in accordance with Test Methods and DefinitionsA370.8.2 Transverse Guided Weld Bend Test:8.2.1 RequirementsThe bend test shall be acceptable if no cracks or o
