1、Designation: A671/A671M 10Standard 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 case of revis
2、ion, 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 specification2covers electric-fusion-welded steelpipe with filler metal added, fabricated from
3、pressure vesselquality plate of several analyses and strength levels andsuitable for high-pressure service at atmospheric and lowertemperatures. Heat treatment may or may not be required toattain the desired properties or to comply with applicable coderequirements. Supplementary requirements are pro
4、vided foruse when additional testing or examination is desired.1.2 The specification nominally covers pipe 16 in. 400mm in outside diameter or larger and of14 in. 6 mm wallthickness or greater. Pipe having other dimensions may befurnished provided it complies with all other requirements ofthis speci
5、fication.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 performedduring manufacture of the pipe, whether the weld is radio-graphically examined, and whether the pipe has been pressur
6、etested 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 98.313 none none 8.320 stress relieved, see 5.3.1 none none21 stress relieved, see 5.3.1 9 none22 stress relieved,
7、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 normalized and tempered,
8、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 heattreatednone none61 normalized a
9、nd precipitation heattreated9 none62 normalized and precipitation heattreated98.363 normalized and precipitation heattreatednone 8.370 quenched and precipitation heattreatednone none71 quenched and precipitation heattreated9 none72 quenched and precipitation heattreated98.373 quenched and precipitat
10、ion heattreatednone 8.3NOTE 1Selection of materials should be made with attention totemperature of service. For such guidance, Specification A20/A20M maybe consulted.1.4 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard. Within the text, theSI units ar
11、e shown in brackets. The values stated in eachsystem may not be exact equivalents; therefore, each systemshall be used independently of the other. Combining valuesfrom the two systems may result in non-conformance with thestandard. The inch-pound units shall apply unless the “M”designation of this s
12、pecification is specified in the order.2. Referenced Documents2.1 ASTM Standards:3A20/A20M Specification for General Requirements forSteel Plates for Pressure VesselsA370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA435/A435M Specification for Straight-Beam UltrasonicExaminat
13、ion of Steel PlatesA530/A530M Specification for General Requirements forSpecialized Carbon and Alloy Steel Pipe1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.09 on Carbon Steel Tubula
14、r Products.Current edition approved April 1, 2010. Published May 2010. Originallyapproved in 1972. Last previous edition approved in 2009 as A67109. DOI:10.1520/A0671_A0671M-10.2For ASME Boiler and Pressure Vessel Code applications see related Specifi-cation SA-671 in Section II of that Code.3For re
15、ferenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.1*A Summary of Changes section appears at the end of this standard.C
16、opyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.A577/A577M Specification for UltrasonicAngle-Beam Ex-amination of Steel PlatesA578/A578M Specification for Straight-Beam UltrasonicExamination of Rolled Steel Plates for Special Applica-t
17、ionsE110 Test Method for Indentation Hardness of MetallicMaterials by Portable Hardness TestersE165 Practice for Liquid Penetrant Examination for GeneralIndustryE709 Guide for Magnetic Particle Testing2.2 Plate Steels:A203/A203M Specification for Pressure Vessel Plates, Al-loy Steel, NickelA285/A285
18、M Specification for Pressure Vessel Plates, Car-bon Steel, Low- and Intermediate-Tensile StrengthA299/A299M Specification for Pressure Vessel Plates, Car-bon Steel, Manganese-SiliconA353/A353M Specification for Pressure Vessel Plates, Al-loy Steel, Double-Normalized and Tempered 9 % NickelA515/A515M
19、 Specification for Pressure Vessel Plates, Car-bon Steel, for Intermediate- and Higher-Temperature Ser-viceA516/A516M Specification for Pressure Vessel Plates, Car-bon Steel, for Moderate- and Lower-Temperature ServiceA517/A517M Specification for Pressure Vessel Plates, Al-loy Steel, High-Strength,
20、Quenched and TemperedA537/A537M Specification for Pressure Vessel Plates,Heat-Treated, Carbon-Manganese-Silicon SteelA553/A553M Specification for Pressure Vessel Plates, Al-loy Steel, Quenched and Tempered 8 and 9 % NickelA736/A736M Specification for Pressure Vessel Plates,Low-Carbon Age-Hardening N
21、ickel-Copper-Chromium-Molybdenum-Columbium and Nickel-Copper-Manganese-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 De
22、finitions of Terms Specific to This Standard:3.1.1 lota lot shall consist of 200 ft 60 m or fractionthereof of pipe from the same heat of steel.4. Ordering Information4.1 The inquiry and order for material under this specifica-tion should include the following information:4.1.1 Quantity (feet, metre
23、s, or number of lengths),4.1.2 Name of material (steel pipe, electric-fusionwelded),4.1.3 Specification number,4.1.4 Grade and class designations (see 1.3),4.1.5 Size (inside or outside diameter, nominal or minimumwall thickness),4.1.6 Length (specific or random),4.1.7 End finish (11.4),4.1.8 Purcha
24、se options, if any (see 5.2.3 and 11.3 of thisspecification. See also Specification A530/A530M),4.1.9 Supplementary requirements, if any.5. Materials and Manufacture5.1 MaterialsThe steel plate material shall conform to therequirement of the applicable plate specification for the pipegrade ordered a
25、s listed in Table 1.5.2 Welding:5.2.1 The joints shall be double-welded, full-penetrationwelds made in accordance with procedures and by welders orwelding operators qualified in accordance with the ASMEBoiler and Pressure Vessel Code, Section IX.5.2.2 The welds shall be made either manually or autom
26、ati-cally by an electric process involving the deposition of fillermetal.5.2.3 As welded, the welded joint shall have positivereinforcement at the center of each side of the weld, but nomore than18 in. 3 mm. This reinforcement may be removedat the manufacturers option or by agreement between themanu
27、facturer and purchaser. The contour of the reinforcementshall be smooth and the deposited metal shall be fusedsmoothly and uniformly into the plate surface.5.3 Heat TreatmentAll classes other than 10, 11, 12, and13 shall be heat treated in furnace controlled to 6 25 F 6 15C and equipped with a recor
28、ding pyrometer so that heating4Available from American Society of Mechanical Engineers (ASME), ASMEInternational Headquarters, Three Park Ave., New York, NY 10016-5990, http:/www.asme.org.TABLE 1 Plate SpecificationsPipe Grade Type of Steel ASTM SpecificationNo. GradeCA 55 plain carbon A285/A285M CC
29、B 60 plain carbon, killed A515/A515M 60CB 65 plain carbon, killed A515/A515M 65CB 70 plain carbon, killed A515/A515M 70CC 60 plain carbon, killed, fine grain A516/A516M 60CC 65 plain carbon, killed, fine grain A516/A516M 65CC 70 plain carbon, killed, fine grain A516/A516M 70CD 70 manganese-silicon,
30、normalized A537/A537M 1CD 80 manganese-silicon, quenched andtemperedA537/A537M 2CF 65 nickel steel A203/A203M ACF 70 nickel steel A203/A203M BCF 66 nickel steel A203/A203M DCF 71 nickel steel A203/A203M ECG 100 9 % nickel A353/A353MCH 100 9 % nickel A553/A553M 1CJ 101 alloy steel, quenched and tempe
31、red A517/A517M ACJ 102 alloy steel, quenched and tempered A517/A517M BCJ 103 alloy steel, quenched and tempered A517/A517M CCJ 104 alloy steel, quenched and tempered A517/A517M DCJ 105 alloy steel, quenched and tempered A517/A517M ECJ 106 alloy steel, quenched and tempered A517/A517M FCJ 107 alloy s
32、teel, quenched and tempered A517/A517M GCJ 108 alloy steel, quenched and tempered A517/A517M HCJ 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 A5
33、17/A517M MCJ 113 alloy steel, quenched and tempered A517/A517M PCK 75 carbon-manganese-silicon A299/A299MCP65 alloy steel, age hardening, normalizedand precipitation heat treatedA736/A736M 2CP75 alloy steel, age hardening, quenchedand precipitation heat treatedA736/A736M 3A671/A671M 102records are a
34、vailable. Heat treating after forming and weldingshall be to one of the following:5.3.1 Classes 20, 21, 22, and 23 pipe shall be uniformlyheated within the post-weld heat-treatment temperature rangeindicated in Table 2 for a minimum of 1 h/in. 0.4 h/cm ofthickness or for 1 h, whichever is greater.5.
35、3.2 Classes 30, 31, 32, and 33, pipe shall be uniformlyheated to a temperature in the austenitizing range and notexceeding the maximum normalizing temperature indicated inTable 2 and subsequently cooled in air at room temperature.5.3.3 Classes 40, 41, 42, and 43 pipe shall be normalized inaccordance
36、 with 5.3.2. After normalizing, the pipe shall bereheated to the tempering temperature indicated in Table 2 as aminimum and held at temperature for a minimum of12 h/in.0.2 h/cm of thickness or for12 h, whichever is greater, and aircooled.5.3.4 Classes 50, 51, 52, and 53 pipe shall be uniformlyheated
37、 to a temperature in the austenitizing range, and notexceeding the maximum quenching temperature indicated inTable 2 and subsequently quenched in water or oil. Afterquenching, the pipe shall be reheated to the tempering tem-perature indicated in Table 2 as a minimum and held at thattemperature for a
38、 minimum of12 h/in. 0.2 h/cm of thicknessor for12 h, whichever is greater, and air cooled.5.3.5 Classes 60, 61, 62, and 63 pipe shall be normalized inaccordance with 5.3.2. After normalizing, the pipe shall beprecipitation heat treated in the range shown in Table 2 for atime to be determined by the
39、manufacturer.5.3.6 Classes 70, 71, 72, and 73 pipe shall be uniformlyheated to a temperature in the austenitizing range, not exceed-ing the maximum quenching temperature indicated in Table 2,and subsequently quenched in water or oil.After quenching thepipe shall be reheated into the precipitation he
40、at treating rangeindicated in Table 2 for a time to be determined by themanufacturer.6. General Requirements for Delivery General Requirementsfor Delivery6.1 Material furnished to this specification shall conform tothe applicable requirements of the current edition of Specifi-cation A530/A530M unles
41、s otherwise provided herein.7. Chemical Composition7.1 Product Analysis of PlateThe pipe manufacturer shallmake an analysis of each mill heat of plate material. Theproduct analysis so determined shall meet the requirements ofthe plate specification to which the material was ordered.TABLE 2 Heat Trea
42、tment ParametersAPipe GradeBASTM Specificationand GradePost-WeldHeat-TreatmentTemperature Range F CNormalizingTemperature, max,F CQuenchingTemperature,max, F CTemperingTemperature,min, F CPrecipitationHeat TreatmentTemperatureRange F CCA 55 A285/A285M (C) 11001250 590680 1700 925 . . .CB 60 A515/A51
43、5M (60) 11001250 590680 1750 950 . . .CB 65 A515/A515M (65) 11001250 590680 1750 950 . . .CB 70 A515/A515M 11001250 590680 1750 950 . . .CC 60 A516/A516M (60) 11001250 590680C1700 925 1650 900 1200 650D.CC 65 A516/A516M (65) 11001250 590680C1700 925 1650 900 1200 650 .CC 70 A516/A516M (70) 11001250
44、590680C1700 925 1650 900 1200 650 .CD 70 A537/A537M (1) 11001250 590680 1700 925 . . .CD 80 A537/A537M (2) 11001250 590680C. 1650 900 1100 590 .CF 65 A203/A203M (A) 11001175 590635 1750 950 . . .CF 70 A203/A203M (B) 11001175 590635 1750 950 . . .CF 66 A203/A203M (D) 11001175 590635 1750 950 . . .CF
45、71 A203/A203M (E) 11001175 590635 1750 950 . . .CG 100 A353/A353M 10251085 550580 1650 900 . 1050 560 .CH 100 A553/A553M 10251085 550580 1650 900 1700 925 1050 560 .CJ 101 A517/A517M (A) 10001100 540590 . 1725 940E1150 620 .CJ 102 A517/A517M (B) 10001100 540590 . 1725 940E1150 620 .CJ 103 A517/A517M
46、 (C) 10001100 540590 . 1725 940E1150 620 .CJ 104 A517/A517M (D) 10001100 540590 . 1725 940E1150 620 .CJ 105 A517/A517M (E) 10001100 540590 . 1725 940E1150 620 .CJ 106 A517/A517M (F) 10001100 540590 . 1725 940E1150 620 .CJ 107 A517/A517M (G) 10001100 540590 . 1725 940E1150 620 .CJ 108 A517/A517M (H)
47、10001100 540590 . 1725 940E1150 620 .CJ 109 A517/A517M (J) 10001100 540590 . 1725 940E1150 620 .CJ 110 A517/A517M (K) 10001100 540590 . 1725 940E1150 620 .CJ 111 A517/A517M (L) 10001100 540590 . 1725 940E1150 620 .CJ 112 A517/A517M (M) 10001100 540590 . 1725 940E1150 620 .CJ 113 A517/A517M (P) 10001
48、100 540590 . 1725 940E1150 620 .CK 75 A299/A299M 11001250 590680 1700 925 . . .CP65 A736/A736M (2) 10001175 540635 1725 940 . . 10001200540650CP75 A736/A736M (3) 10001175 540635 . 1725 940 . 10001225540665AWhere ellipses () appear in this table, there is no requirement.BNumbers indicate minimum tensile strength in ksi.CIn no case shall the post-weld heat-treatment temperature exceed the mill tempering temperature.DTempering range 1100 to 1300 590 to 705, if accelerated cooling utilized per Specification A516/A516M.EPer ASME Section VIII Specification A517/A517M specified 1650 900 minimum
