1、Designation: A106/A106M 15A106/A106M 18 Used in USDOE-NE standardsStandard Specification forSeamless Carbon Steel Pipe for High-Temperature Service1This standard is issued under the fixed designation A106/A106M; the number immediately following the designation indicates the yearof original adoption
2、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.1. Scope*1.1 This specification2 covers seamless carbon steel pipe for high-temperature s
3、ervice (Note 1) in NPS 18 to NPS 48 DN 6 toDN 1200 (Note 2) inclusive, with nominal (average) wall thickness as given inASME B 36.10M. It shall be permissible to furnishpipe having other dimensions provided such pipe complies with all other requirements of this specification. Pipe ordered under this
4、specification shall be suitable for bending, flanging, and similar forming operations, and for welding. When the steel is to bewelded, it is presupposed that a welding procedure suitable to the grade of steel and intended use or service will be utilized.NOTE 1It is suggested, consideration be given
5、to possible graphitization.NOTE 2The dimensionless designator NPS (nominal pipe size) DN (diameter nominal) has been substituted in this standard for such traditionalterms as “nominal diameter,” “size,” and “nominal size.”1.2 Supplementary requirements of an optional nature are provided for seamless
6、 pipe intended for use in applications where asuperior grade of pipe is required. These supplementary requirements call for additional tests to be made and when desired shallbe so stated in the order.1.3 The values stated in either SI units or inch-pound units are to be regarded separately as standa
7、rd. The values stated in eachsystem may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from thetwo systems may result in non-conformance with the standard.1.4 The following precautionary caveat pertains only to the test method portion, Sec
8、tions 11, 12, and 13 of this specification:This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of theuser of this standard to establish appropriate safety safety, health, and healthenvironmental practices and determine theap
9、plicability of regulatory limitations prior to use.1.5 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides and Recommendations issuedby th
10、e World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:3A530/A530M Specification for General Requirements for Specialized Carbon and Alloy Steel PipeE213 Practice for Ultrasonic Testing of Metal Pipe and TubingE309 Practice for Eddy Current E
11、xamination of Steel Tubular Products Using Magnetic SaturationE381 Method of Macroetch Testing Steel Bars, Billets, Blooms, and ForgingsE570 Practice for Flux Leakage Examination of Ferromagnetic Steel Tubular Products2.2 ASME Standard:ASME B 36.10M Welded and Seamless Wrought Steel Pipe42.3 Militar
12、y Standards:MIL-STD-129 Marking for Shipment and Storage5MIL-STD-163 Steel Mill Products, Preparation for Shipment and Storage51 This specification is under the jurisdiction of Committee A01 on Steel, Stainless Steel and Related Alloysand is the direct responsibility of Subcommittee A01.09 onCarbon
13、Steel Tubular Products.Current edition approved Nov. 1, 2015May 1, 2018. Published November 2015May 2018. Originally approved in 1926. Last previous edition in 20142015 asA106/A106M14.15. DOI: 10.1520/A0106_A0106M-15.10.1520/A0106_A0106M-18.2 For ASME Boiler and Pressure Vessel Code applications see
14、 related Specifications SA-106 in Section II of that Code.3 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information, refer to the standards Document Summary page on the ASTM website.4 A
15、vailable from American Society of Mechanical Engineers (ASME), ASME International Headquarters, Two Park Ave., New York, NY 10016-5990, http:/www.asme.org.5 Available from Standardization Documents Order Desk, DODSSP, Bldg. 4, Section D, 700 Robbins Ave., Philadelphia, PA 19111-5098.This document is
16、 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 previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropr
17、iate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardCopyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
18、12.4 Federal Standard:Fed. Std. No. 123 Marking for Shipments (Civil Agencies)5Fed. Std. No. 183 Continuous Identification Marking of Iron and Steel Products52.5 Other Standards:SSPC-SP 6 Surface Preparation Specification No. 663. Ordering Information3.1 The inclusion of the following, as required w
19、ill describe the desired material adequately, when ordered under thisspecification:3.1.1 Quantity (feet, metres, or number of lengths),3.1.2 Name of material (seamless carbon steel pipe),3.1.3 Grade (Table 1),3.1.4 Manufacture (hot-finished or cold-drawn),3.1.5 Size (NPS DN and weight class or sched
20、ule number, or both; outside diameter and nominal wall thickness; or insidediameter and nominal wall thickness),3.1.6 Special outside diameter tolerance pipe (16.2.2),3.1.7 Inside diameter tolerance pipe, over 10 in. 250 mm ID (16.2.3),3.1.8 Length (specific or random, Section 17),3.1.9 Optional req
21、uirements (Section 9 and S1 to S8),3.1.10 Test report required (Section on Certification of Specification A530/A530M),3.1.11 Specification designation (A106 or A106M, including year-date),3.1.12 End use of material,3.1.13 Hydrostatic test in accordance with Specification A530/A530M or 13.3 of this s
22、pecification, or NDE in accordance withSection 14 of this specification.3.1.14 Special requirements.4. Process4.1 The steel shall be killed steel, with the primary melting process being open-hearth, basic-oxygen, or electric-furnace,possibly combined with separate degassing or refining. If secondary
23、 melting, using electroslag remelting or vacuum-arc remeltingis subsequently employed, the heat shall be defined as all of the ingots remelted from a single primary heat.4.2 Steel cast in ingots or strand cast is permissible. When steels of different grades are sequentially strand cast, identificati
24、onof the resultant transition material is required. The producer shall remove the transition material by any established procedure thatpositively separates the grades.4.3 For pipe NPS 112 DN 40 and under, it shall be permissible to furnish hot finished or cold drawn.4.4 Unless otherwise specified, p
25、ipe NPS 2 DN 50 and over shall be furnished hot finished. When agreed upon between themanufacturer and the purchaser, it is permissible to furnish cold-drawn pipe.6 Available from Society for Protective Coatings (SSPC), 40 24th St., 6th Floor, Pittsburgh, PA 15222-4656, http:/www.sspc.org.TABLE 1 Ch
26、emical RequirementsComposition, %Grade A Grade B Grade CCarbon, max 0.25A 0.30B 0.35BManganese 0.270.93 0.291.06 0.291.06Phosphorus, max 0.035 0.035 0.035Sulfur, max 0.035 0.035 0.035Silicon, min 0.10 0.10 0.10Chrome, maxC 0.40 0.40 0.40Chromium, maxC 0.40 0.40 0.40Copper, maxC 0.40 0.40 0.40Molybde
27、num, maxC 0.15 0.15 0.15Nickel, maxC 0.40 0.40 0.40Vanadium, maxC 0.08 0.08 0.08A For each reduction of 0.01 % below the specified carbon maximum, an increaseof 0.06 % manganese above the specified maximum will be permitted up to amaximum of 1.35 %.BUnless otherwise specified by the purchaser, for e
28、ach reduction of 0.01 % belowthe specified carbon maximum, an increase of 0.06 % manganese above thespecified maximum will be permitted up to a maximum of 1.65 %.C These five elements combined shall not exceed 1 %.A106/A106M 1825. Heat Treatment5.1 Hot-finished pipe need not be heat treated. When ho
29、t-finished pipe is heat treated, it shall be heat treated at a temperatureof 1200 F 650 C or higher.5.2 Cold-drawn pipe shall be heat treated after the final cold draw pass at a temperature of 1200 F 650 C or higher.6. General Requirements6.1 Material furnished to this specification shall conform to
30、 the applicable requirements of the current edition of SpecificationA530/A530M unless otherwise provided herein.7. Chemical Composition7.1 The steel shall conform to the requirements as to chemical composition prescribed in Table 1.8. Heat Analysis8.1 An analysis of each heat of steel shall be made
31、by the steel manufacturer to determine the percentages of the elementsspecified in Section 7. If the secondary melting processes of 5.1 are employed, the heat analysis shall be obtained from oneremelted ingot or the product of one remelted ingot of each primary melt. The chemical composition thus de
32、termined, or thatdetermined from a product analysis made by the manufacturer, if the latter has not manufactured the steel, shall be reported to thepurchaser or the purchasers representative, and shall conform to the requirements specified in Section 7.9. Product Analysis9.1 At the request of the pu
33、rchaser, analyses of two pipes from each lot (see 20.1) shall be made by the manufacturer from thefinished pipe. The results of these analyses shall be reported to the purchaser or the purchasers representative and shall conformto the requirements specified in Section 7.9.2 If the analysis of one of
34、 the tests specified in 9.1 does not conform to the requirements specified in Section 7, analyses shallbe made on additional pipes of double the original number from the same lot, each of which shall conform to requirementsspecified.10. Tensile Requirements10.1 The material shall conform to the requ
35、irements as to tensile properties given in Table 2.11. Bending Requirements11.1 For pipe NPS 2 DN 50 and under, a sufficient length of pipe shall stand being bent cold through 90 around a cylindricalmandrel, the diameter of which is twelve times the outside diameter (as shown in ASME B 36.10M) of th
36、e pipe, withoutTABLE 2 Tensile RequirementsGrade A Grade B Grade CTensile strength, min, psi MPaYield strength, min, psi MPa48 000 33030 000 20560 000 41535 000 24070 000 48540 000 275Longitu-dinalTransverse Longitu-dinalTransverse Longitu-dinalTransverseElongation in 2 in. 50 mm, min, %:Basic minim
37、um elongation transverse strip tests, and for all smallsizes tested in full section35 25 30 16.5 30 16.5When standard round 2-in. 50-mm gauge length test specimen isused28 20 22 12 20 12For longitudinal strip tests A A AFor transverse strip tests, a deduction for each 132-in. 0.8-mmdecrease in wall
38、thickness below 516 in. 7.9 mm from the basicminimum elongation of the following percentage shall be made1.25 1.00 1.00A The minimum elongation in 2 in. 50 mm shall be determined by the following equation:e5625000A0.2/U 0.9for inch-pound units, ande51940A0.2/U 0.9for SI units,where:e = minimum elong
39、ation in 2 in. 50 mm, %, rounded to the nearest 0.5 %,A = cross-sectional area of the tension test specimen, in.2 mm2, based upon specified outside diameter or nominal specimen width and specified wall thickness,rounded to the nearest 0.01 in.2 1 mm2. (If the area thus calculated is equal to or grea
40、ter than 0.75 in.2 500 mm2, then the value 0.75 in.2 500 mm2shall be used.), andU = specified tensile strength, psi MPa.A106/A106M 183developing cracks. When ordered for close coiling, the pipe shall stand being bent cold through 180 around a cylindrical mandrel,the diameter of which is eight times
41、the outside diameter (as shown in ASME B 36.10M) of the pipe, without failure.11.2 For pipe whose diameter exceeds 25 in. 635 mm and whose diameter to wall thickness ratio, where the diameter to wallthickness ratio is the specified outside diameter divided by the nominal wall thickness, is 7.0 or le
42、ss, the bend test shall beconducted. The bend test specimens shall be bent at room temperature through 180 with the inside diameter of the bend being1 in. 25 mm without cracking on the outside portion of the bent portion.Example: For 28 in. 711 mm diameter 5.000 in. 127 mm thick pipe the diameter to
43、 wall thickness ratio = 28/5 = 5.6 711/127= 5.6.12. Flattening Tests12.1 Although testing is not required, pipe shall be capable of meeting the flattening test requirements of SupplementaryRequirement S3, if tested.13. Hydrostatic Test13.1 Except as allowed by 13.2, 13.3, and 13.4, each length of pi
44、pe shall be subjected to the hydrostatic test without leakagethrough the pipe wall.13.2 As an alternative to the hydrostatic test at the option of the manufacturer or where specified in the purchase order, it shallbe permissible for the full body of each pipe to be tested with a nondestructive elect
45、ric test described in Section 14.13.3 Where specified in the purchase order, it shall be permissible for pipe to be furnished without the hydrostatic test andwithout the nondestructive electric test in Section 14; in this case, each length so furnished shall include the mandatory markingof the lette
46、rs “NH.” It shall be permissible for pipe meeting the requirements of 13.1 or 13.2 to be furnished where pipe withouteither the hydrostatic or nondestructive electric test has been specified in the purchase order; in this case, such pipe need not bemarked with the letters “NH.” Pipe that has failed
47、either the hydrostatic test of 13.1 or the nondestructive electric test of 13.2 shallnot be furnished as “NH” pipe.13.4 Where the hydrostatic test and the nondestructive electric test are omitted and the lengths marked with the letters “NH,”the certification, where required, shall clearly state “Not
48、 Hydrostatically Tested,” and the letters “NH” shall be appended to theproduct specification number and material grade shown on the certification.14. Nondestructive Electric Test14.1 As an alternative to the hydrostatic test at the option of the manufacturer or where specified in the purchase order
49、as analternative or addition to the hydrostatic test, the full body of each pipe shall be tested with a nondestructive electric test inaccordance with Practice E213, E309, or E570. In such cases, the marking of each length of pipe so furnished shall include theletters “NDE.” It is the intent of this nondestructive electric test to reject pipe with imperfections that produce test signals equalto or greater than that produced by the applicable calibration standard.14.2 Where the nondestructive el
