ASTM A960 A960M-2008a Standard Specification for Common Requirements for Wrought Steel Piping Fittings《锻钢管道配件的一般要求用标准规范》.pdf
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1、Designation: A 960/A 960M 08aStandard Specification forCommon Requirements for Wrought Steel Piping Fittings1This standard is issued under the fixed designationA 960/A 960M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year
2、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 specification covers a group of common require-ments that shall apply to wrought steel piping fittings covere
3、din any of the following individual product specifications or anyother ASTM specification that invokes this specification orportions thereof:Title of Specification ASTMDesignationSpecification for Piping Fittings of WroughtCarbon Steel and Alloy Steel for Moderate andElevated TemperaturesA 234/A 234
4、MSpecification for Wrought Austenitic StainlessSteel Piping FittingsA 403/A 403MSpecification for Piping Fittings of Wrought CarbonSteel and Alloy Steel for Low-Temperature ServiceA 420/A 420MSpecification for Butt-Welding, Wrought-CarbonSteel, Piping Fittings with Improved Notch ToughnessA 758/A 75
5、8MSpecification for As-Welded Wrought AusteniticStainless Steel Fittings for General CorrosiveService at Low and Moderate TemperaturesA 774/A 774MSpecification for Wrought Ferritic, Ferritic/Austenitic,and Martensitic Stainless Steel Piping FittingsA 815/A 815MSpecification for Heat-Treated Carbon S
6、teelFittings for Low-Temperature and Corrosive ServiceA 858/A 858MSpecification for Wrought High-StrengthLow-Alloy Steel Butt-Welded FittingsA 860/A 860M1.2 In case of conflict between a requirement of the indi-vidual product specification and a requirement of this generalrequirement specification,
7、the requirements of the individualproduct specification shall prevail over those of this specifica-tion.1.3 By mutual agreement between the purchaser and thesupplier, additional requirements may be specified (See 4.1.7).The acceptance of any such additional requirements shall bedependent on negotiat
8、ions with the supplier and must beincluded in the order as agreed upon by the purchaser andsupplier.1.4 The values stated in either SI units or inch-pound unitsare to be regarded separately as standard. Within the text andthe tables, the SI units are shown in brackets. The values statedin each syste
9、m may not be exact equivalents; therefore eachsystem shall be used independently of the other. Combiningvalues from the two systems may result in non-conformancewith the specification. The inch-pound units shall apply unlessthe “M” designation SI of the product specification isspecified in the order
10、.2. Referenced Documents2.1 ASTM Standards:2A 29/A 29M Specification for Steel Bars, Carbon andAlloy,Hot-Wrought, General Requirements forA 234/A 234M Specification for Piping Fittings of WroughtCarbon Steel and Alloy Steel for Moderate and HighTemperature ServiceA 262 Practices for Detecting Suscep
11、tibility to Intergranu-lar Attack in Austenitic Stainless SteelsA 370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA 388/A 388M Practice for Ultrasonic Examination ofHeavy Steel ForgingsA 403/A 403M Specification for Wrought Austenitic Stain-less Steel Piping FittingsA 420/A 4
12、20M Specification for Piping Fittings of WroughtCarbon Steel and Alloy Steel for Low-Temperature Ser-viceA 700 Practices for Packaging, Marking, and LoadingMethods for Steel Products for ShipmentA 751 Test Methods, Practices, and Terminology forChemical Analysis of Steel ProductsA 758/A 758M Specifi
13、cation for Wrought-Carbon SteelButt-Welding Piping Fittings with Improved Notch Tough-nessA 763 Practices for Detecting Susceptibility to Intergranu-lar Attack in Ferritic Stainless SteelsA 774/A 774M Specification for As-Welded Wrought Aus-tenitic Stainless Steel Fittings for General Corrosive Ser-
14、vice at Low and Moderate TemperaturesA 815/A 815M Specification for Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping FittingsA 858/A 858M Specification for Heat-Treated Carbon SteelFittings for Low-Temperature and Corrosive ServiceA 860/A 860M Specification for Wrought H
15、igh-Strength1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.22 on Steel Forgings and Wrought Fittings for Piping Applications and BoltingMaterials for Piping and Special Purpose Applic
16、ations.Current edition approved Oct. 1, 2008. Published November 2008. Originallyapproved in 1996. Last previous edition approved in 2008 as A 960/A 960M08.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of AST
17、MStandards 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.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.Low-Alloy Steel Butt-Wel
18、ding FittingsA 941 Terminology Relating to Steel, Stainless Steel, Re-lated Alloys, and FerroalloysA 967 Specification for Chemical Passivation Treatmentsfor Stainless Steel PartsE 165 Test Method for Liquid Penetrant ExaminationE 213 Practice for Ultrasonic Examination of Metal Pipeand TubingE 709
19、Guide for Magnetic Particle TestingE 1916 Guide for Identification and/or Segregation ofMixed Lots of Metals2.2 Manufacturers Standardization Society Standards:3MSS-SP-25 The Standard Marking System of Valves,Fittings, Flanges and UnionsMSS-SP-43 Standard Practice for Light Weight StainlessSteel But
20、t-Welding FittingsMSS-SP-75 Specification for High Test Wrought Butt-Welding FittingsMSS-SP-79 Socket Welding Reducer InsertsMSS-SP-95 Swage(d) Nipples and Bull Plugs2.3 American Society of Nondestructive Testing:4SNT-TC-1A Recommended Practice for NondestructiveTesting Personnel Qualification and C
21、ertification2.4 ASME Standards:5B16.9 Steel Butt-Welding FittingsB16.11 Forged Steel Fittings, Socket Welding and ThreadedSection IX Welding Qualifications3. Terminology3.1 Definitions of Terms Specific to This Standard:3.1.1 bara solid section that is long in relationship to itscross sectional dime
22、nsions, with a relatively constant crosssection throughout its length. (See Specification A 29/A 29Mfor definitions relating to the production of hot wrought andcold finished bars.)3.1.2 certifying organizationthe company or associationresponsible for the conformance of, the marking of, and thecerti
23、fication of the product to the specification requirements.3.1.3 fittinga component for non-bolted joints used inpiping systems and pressure vessels.3.1.4 flangea component for bolted joints used in pipingsystems and pressure vessels.3.1.5 forgingthe product of a substantially compressivehot or cold
24、plastic working operation that consolidates thematerial and produces the required shape.3.1.6 DiscussionThe plastic working must be performedby a forging machine, such as a hammer, press, or ring rollingmachine and must deform the material to produce an essen-tially wrought structure throughout the
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