1、Designation:B75700(Reapproved 2016)Standard Specification forNickel-Chromium-Molybdenum-Tungsten-Alloys(UNS N06110)Welded Pipe1This standard is issued under the fixed designation B757;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,t
2、he year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers welded UNS N061102pipe inthe annealed condition(temper)for general corrosion applica-t
3、ions.1.2 This specification covers pipe sizes in schedules shownin Table 1.1.3 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.1.4 The fol
4、lowing precautionary caveat pertains only to thetest method portion,Section 13,of this specification:Thisstandard does not purport to address all of the safety concerns,if any,associated with its use.It is the responsibility of the userof this standard to become familiar with all hazards includingth
5、ose identified in the appropriate Safety Data Sheet(SDS)forthis product/material as provided by the manufacturer,toestablish appropriate safety and health practices,and deter-mine the applicability of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:3E8 Test Methods for T
6、ension Testing of Metallic MaterialsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with SpecificationsE38 Methods for Chemical Analysis of Nickel-Chromiumand Nickel-Chromium-Iron Alloys(Withdrawn 1989)4E213 Practice for Ultrasonic Testing of Metal Pipe andTubingE354 T
7、est Methods for Chemical Analysis of High-Temperature,Electrical,Magnetic,and Other Similar Iron,Nickel,and Cobalt AlloysE527 Practice for Numbering Metals and Alloys in theUnified Numbering System(UNS)E571 Practice for Electromagnetic(Eddy-Current)Examina-tion of Nickel and Nickel Alloy Tubular Pro
8、ducts2.2 ANSI Standards:B2.1 Pipe Threads5B36.19 Stainless Steel Pipe53.Classification3.1 Class 1Welded,cold-worked,annealed,and nonde-structively tested in accordance with 11.4.1.3.2 Class 2Welded,cold-worked,annealed,and nonde-structively tested in accordance with 11.4.2.4.Ordering Information4.1
9、Orders for material to this specification shall include thefollowing information:4.1.1 Alloy Name or UNS number.4.1.2 ASTM Designation.4.1.3 Dimensions:4.1.3.1 Pipe size(see Table 1).4.1.3.2 Length(specific or random).4.1.4 Class(see 11.4).4.1.5 Quantity(feet or number of pieces).4.1.6 Certification
10、State if certification is required(seeSection 16).4.1.7 Samples for Product(Check)AnalysisState whethersamples for product(check)analysis should be furnished(10.2).4.1.8 Purchaser InspectionIf purchaser wishes to witnesstests or inspection of material at place of manufacture,thepurchase order must s
11、o state indicating which tests or inspec-tions are to be witnessed(see Section 14).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 Their Alloys.Current edition a
12、pproved June 1,2016.Published June 2016.Originallyapproved in 1990.Last previous edition approved in 2011 as B757 00(2011).DOI:10.1520/B0757-00R16.2New designation established in accordance with Practice E527 and SAEJ 1086,Recommended Practice for Numbering Metals and Alloys(UNS).3For referenced AST
13、M 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.4The last approved version of this historical standard is referenced onwww.astm.org.5
14、Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036,http:/www.ansi.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 5.Materials and Manufacture5.1 Pipe shall be made from flat-rolled all
15、oy by an auto-matic welding process with no addition of filler metal.Subse-quent to welding and prior to final annealing,the material shallbe cold-worked in either the weld metal only or both weld andbase metal.5.2 Pipe shall be furnished with oxide removed.Whenbright annealing is used,descaling is
16、not necessary.6.Chemical Composition6.1 The material shall conform to the composition limitsspecified in Table 2.6.2 If a product(check)analysis is performed by thepurchaser,the material shall conform to the product(check)analysis variations in Table 3.7.Mechanical and Other Requirements7.1 Mechanical PropertiesThe material shall conform tothe mechanical properties specified in Table 4.7.2 Flattening TestA section of pipe not less than 4 in.(102 mm)in length shall be capable of withstanding,with
