1、Designation: B 723 00 (Reapproved 2005)Standard Specification forNickel-Chromium-Molybdenum-Cobalt-Tungsten-Iron-SiliconAlloy (UNS N06333) Welded Pipe1This standard is issued under the fixed designation B 723; the number immediately following the designation indicates the year oforiginal adoption or
2、, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope1.1 This specification covers wrought alloy UNS N06333 inthe form of welded pipe i
3、ntended for heat-resisting applicationsand general corrosive service.1.2 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.3 This standar
4、d does not purport to address all of thesafety concerns, if any, associated with its use. It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2. Referenced Documents2.1 ASTM
5、 Standards:2B 775 Specification for General Requirements for Nickeland Nickel Alloy Welded PipeB 718 Specification for Nickel-ChromiumMolybdenum-Cobalt-Tungsten-Iron-Silicon Alloy (UNS N06333) Plate,Sheet, and Strip3. General Requirement3.1 Material furnished in accordance with this specificationsha
6、ll conform to the applicable requirements of the currentedition of Specification B 775 unless otherwise providedherein.4. Ordering Information4.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for the safe and satisfactoryperformance of material ordered under
7、 this specification.Examples of such requirements include, but are not limited to,the following:4.1.1 Alloy name or UNS number.4.1.2 ASTM designation and year of issue.4.1.3 Condition (temper) (Table 1).4.1.4 Dimensions:4.1.4.1 Nominal pipe size or outside diameter and schedulenumber or nominal wall
8、 thickness.4.1.4.2 Length (specific or random).4.1.5 Quantity (feet or metres, or number of pieces).4.1.6 Certification State if certification or a report of testresults is required.4.1.7 Samples for Product (Check) AnalysisState whethersamples for product (check) analysis should be furnished.4.1.8
9、Purchaser InspectionIf purchaser wishes to witnesstests or inspection of material at place of manufacture, thepurchase order must so state indicating which tests or inspec-tions are to be witnessed.5. Material and Manufacture5.1 The pipe shall be made from flat-rolled alloy conform-ing to Specificat
10、ion B 718, by an automatic welding processwith no addition of filler metal.5.2 Pipe shall be furnished annealed after welding, withoxide removed. When final heat treatment is performed in aprotective atmosphere, descaling is not necessary.6. Chemical Requirements Chemical Requirements6.1 The materia
11、l shall conform to the requirements as tochemical composition specified in Table 1.6.2 If a product (check) analysis is performed by thepurchaser, the material shall conform to the product (check)analysis variations in the Dimensions of Pipe table in Specifi-cation B 775.7. Mechanical and Other Requ
12、irements7.1 The mechanical properties of the material at roomtemperature shall conform to those shown in Table 2.1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys and is the direct responsibility of SubcommitteeB02.07 on Refined Nickel and Cobalt and
13、Their Alloys.Current edition approved May 1, 2005. Published May 2005. Originallyapproved in 1983. Last previous edition approved in 2000 as B 723 00.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStand
14、ards volume information, refer to the standards Document Summary page onthe ASTM website.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.7.2 Flattening Test One flattening test shall be made onone end of one pipe from each lot.7.3 No
15、ndestructive Test Requirements:7.3.1 Pipe shall be subjected to a pressure test or nonde-structive electric test at the manufacturers option.8. Dimensions and Permissible Variations8.1 LengthsPipe lengths shall be in accordance with thefollowing regular practice.8.1.1 Unless otherwise agreed upon, a
16、ll sizes from18 in.(3.17 mm) to 8 in. (203 mm) nominal pipe size are available ina length up to 24 ft (7.32 m). The aim range will be 20 to 24ft (6.10 to 7.32 m) with the permissible range of 15 to 24 ft(4.57 to 7.32 m). Short lengths are acceptable and the numberand minimum length shall be agreed u
17、pon between themanufacturer and purchaser.8.1.2 If definite cut lengths are desired the lengths acquiredshall be specified in the order. When material is ordered cut tolength, the length shall conform to the permissible variationsprescribed in Specification B 775.8.1.3 No jointers are permitted unle
18、ss otherwise specified.9. Number of Tests9.1 Chemical AnalysisOne per lot.9.2 Mechanical PropertiesOne test per lot.9.3 FlatteningOne test per lot.9.4 Nondestructive Each piece in each lot.10. Keywords10.1 UNS N06333; welded pipeTABLE 1 Chemical RequirementsElementCompositionLimits, %Carbon 0.10 max
19、Manganese 2.0 maxPhosphorus 0.03Sulfur 0.03Silicon 1.5 maxChromium 24.027.0Nickel 44.048.0Molybdenum 2.54.0Cobalt 2.54.0Tungsten 2.54.0IronAremainderAElement may be determined arithmetically by difference.TABLE 2 Mechanical PropertiesTensileStrength, Minpsi (MPa)Yield Strength,0.2 % offset,min psi (
20、MPa)Elonga-tionin2in.or50mm, or4D,min%HardnessA80 000 (551) 35 000 (241) 30 75 to 95HRBAHardness values are informative only and not to be construed as the basis foracceptance.TABLE 3 Dimensions of PipeNominal PipeSize, in.Outside Diameter, in.(mm)Nominal Wall Thickness, in. (mm)Schedule No. 5 Sched
21、ule No. 10 Schedule No. 40 Schedule No. 8018 0.405 (10.29) . 0.049 (1.24) 0.068 (1.73) 0.095 (2.41)14 0.504 (13.72) . 0.065 (1.65) 0.088 (2.24) 0.119 (3.02)38 0.675 (17.15) . 0.065 (1.65) 0.091 (2.31) 0.126 (3.20)12 0.840 (21.34) 0.065 (1.65) 0.083 (2.11) 0.109 (2.77) 0.147 (3.73)34 1.050 (26.67) 0.
22、065 (1.65) 0.083 (2.11) 0.113 (2.87) 0.154 (3.91)1 1.314 (33.38) 0.065 (1.65) 0.109 (2.77) 0.133 (3.38) 0.179 (4.55)114 1.660 (42.16) 0.065 (1.65) 0.109 (2.77) 0.140 (3.56) 0.191 (4.85)112 1.900 (48.26) 0.065 (1.65) 0.109 (2.77) 0.145 (3.68) 0.200 (5.08)2 2.375 (60.33) 0.065 (1.65) 0.109 (2.77) 0.15
23、4 (3.91) 0.218 (5.54)212 2.875 (73.03) 0.083 (2.11) 0.120 (3.05) 0.203 (5.16) 0.276 (7.01)3 3.500 (88.90) 0.083 (2.11) 0.120 (3.05) 0.216 (5.49) 0.300 (7.62)312 4.000 (101.60) 0.083 (2.11) 0.120 (3.05) 0.226 (5.74) 0.318 (8.08)4 4.500 (114.30) 0.083 (2.11) 0.120 (3.05) 0.237 (6.02) 0.337 (8.56)5 5.5
24、63 (141.30) 0.109 (2.77) 0.134 (3.40) 0.258 (6.55) 0.375 (9.53)6 6.625 (168.28) 0.109 (2.77) 0.134 (3.40) 0.280 (7.11) 0.432 (10.97)8 8.625 (219.08) 0.109 (2.77) 0.148 (3.76) 0.322 (8.18) 0.500 (12.70)10 10.750 (273.05) 0.134 (3.40) 0.165 (4.19) 0.365 (9.27) 0.500 (12.70)12 12.750 (323.85) 0.156 (3.
25、96) 0.180 (4.57) 0.375 (9.53) 0.500 (12.70)B 723 00 (2005)2ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such pat
26、ent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited eit
27、her for revision of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair
28、hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).B 723 00 (2005)3
