1、Designation: F3055 141F3055 14aStandard Specification forAdditive Manufacturing Nickel Alloy (UNS N07718) withPowder Bed Fusion1This standard is issued under the fixed designation F3055; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revisi
2、on, the 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 NOTEIn Tables 1 and 2, Columbium was changed to Niobium editorially in November 2014.1. Scope1.1 This specificat
3、ion covers additively manufactured UNS N07718 components using full-melt powder bed fusion such aselectron beam melting and laser melting. The components produced by these processes are used typically in applications thatrequire mechanical properties similar to machined forgings and wrought products
4、. Components manufactured to this specificationare often, but not necessarily, post processed via machining, grinding, electrical discharge machining (EDM), polishing, and soforth to achieve desired surface finish and critical dimensions.1.2 This specification is intended for the use of purchasers o
5、r producers, or both, of additively manufactured UNS N07718components for defining the requirements and ensuring component properties.1.3 Users are advised to use this specification as a basis for obtaining components that will meet the minimum acceptancerequirements established and revised by conse
6、nsus of the members of the committee.1.4 User requirements considered more stringent may be met by the addition to the purchase order of one or moresupplementary requirements, which may include, but are not limited to, those listed in Supplementary Requirements S1S16.1.5 UnitsThe values stated in SI
7、 units are to be regarded as the standard. No other units of measurement are included in thisstandard.1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety and he
8、alth practices and determine the applicability of regulatorylimitations prior to use.2. Referenced Documents2.1 ASTM Standards:2B213 Test Methods for Flow Rate of Metal Powders Using the Hall Flowmeter FunnelB214 Test Method for Sieve Analysis of Metal PowdersB243 Terminology of Powder MetallurgyB31
9、1 Test Method for Density of Powder Metallurgy (PM) Materials Containing Less Than Two Percent PorosityB769 Test Method for Shear Testing of Aluminum AlloysB880 Specification for General Requirements for Chemical CheckAnalysis Limits for Nickel, NickelAlloys and CobaltAlloysB964 Test Methods for Flo
10、w Rate of Metal Powders Using the Carney FunnelD3951 Practice for Commercial PackagingE3 Guide for Preparation of Metallographic SpecimensE8/E8M Test Methods for Tension Testing of Metallic MaterialsE9 Test Methods of Compression Testing of Metallic Materials at Room TemperatureE10 Test Method for B
11、rinell Hardness of Metallic MaterialsE11 Specification for Woven Wire Test Sieve Cloth and Test SievesE18 Test Methods for Rockwell Hardness of Metallic Materials1 This test method is under the jurisdiction of ASTM Committee F42 on Additive Manufacturing Technologies and is the direct responsibility
12、 of Subcommittee F42.05on Materials and Processes.Current edition approved Feb. 1, 2014Nov. 15, 2014. Published March 2014. Originally approved in 2014. Last previous edition approved in 2014 as F3055-141. DOI:10.1520/F3055-14.10.1520/F3055-14A.2 For referencedASTM standards, visit theASTM website,
13、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.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of
14、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 appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered
15、the official document.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1E21 Test Methods for Elevated Temperature Tension Tests of Metallic MaterialsE23 Test Methods for Notched Bar Impact Testing of Metallic MaterialsE29 Practice for U
16、sing Significant Digits in Test Data to Determine Conformance with SpecificationsE238 Test Method for Pin-Type Bearing Test of Metallic MaterialsE354 Test Methods for Chemical Analysis of High-Temperature, Electrical, Magnetic, and Other Similar Iron, Nickel, andCobalt AlloysE384 Test Method for Kno
17、op and Vickers Hardness of MaterialsE399 Test Method for Linear-Elastic Plane-Strain Fracture Toughness KIc of Metallic MaterialsE407 Practice for Microetching Metals and AlloysE466 Practice for Conducting Force Controlled Constant Amplitude Axial Fatigue Tests of Metallic MaterialsE606 Test Method
18、for Strain-Controlled Fatigue TestingE647 Test Method for Measurement of Fatigue Crack Growth RatesE1019 Test Methods for Determination of Carbon, Sulfur, Nitrogen, and Oxygen in Steel, Iron, Nickel, and Cobalt Alloys byVarious Combustion and Fusion TechniquesE1417 Practice for Liquid Penetrant Test
19、ingE1450 Test Method for Tension Testing of Structural Alloys in Liquid HeliumE1473 Test Methods for Chemical Analysis of Nickel, Cobalt, and High-Temperature AlloysE1820 Test Method for Measurement of Fracture ToughnessE1941 Test Method for Determination of Carbon in Refractory and Reactive Metals
20、and Their Alloys by Combustion AnalysisE2368 Practice for Strain Controlled Thermomechanical Fatigue TestingF629 Practice for Radiography of Cast Metallic Surgical ImplantsF2792 Terminology for Additive Manufacturing Technologies,F2924 Specification for Additive Manufacturing Titanium-6 Aluminum-4 V
21、anadium with Powder Bed Fusion2.2 ISO/ASTM Standards:252915 Specification for Additive Manufacturing File Format (AMF) Version 1.152921 Terminology for Additive ManufacturingCoordinate Systems and Test Methodologies2.3 ASQ Standard:3ASQ C1 Specification of General Requirements for a Quality Program2
22、.4 ISO Standards:4ISO 148-1 Metallic materialsCharpy pendulum impact testPart 1: Test methodISO 1099 Metallic materialsFatigue testingAxial force-controlled methodISO 4545 Metallic materialsKnoop hardness testPart 2: Verification and calibration of testing machinesISO 6506-1 Metallic materialsBrinel
23、l hardness testPart 1: Test methodISO 6507-1 Metallic materialsVickers hardness testPart 1: Test methodISO 6508 Metallic materialsRockwell hardness testPart 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T)ISO 6892-1 Metallic materialsTensile testing at ambient temperatureISO 6892-2 Metallic m
24、aterialsTensile testingPart 2: Method of test at elevated temperatureISO 9001 Quality management systemRequirementsISO 9044 Industrial woven wire clothTechnical requirements and testingISO 12108 Metallic materialsFatigue testingFatigue crack growth methodISO 12111 Metallic materialsFatigue testingSt
25、rain-controlled thermomechanical fatigue testing methodISO 12135 Metallic materialsUnified method of test for the determination of quasistatic fracture toughnessISO 12737 Metallic materialsDetermination of plane-strain fracture toughness (withdrawn)ISO 13485 Medical devicesQuality management systems
26、Requirements for regulatory purposesISO 19819 Metallic materialsTensile testing in liquid helium2.5 SAE Standards:5AMS 2774 Heat Treatment Wrought Nickel Alloy and Cobalt Alloy PartsAMS 2269 Chemical Check Analysis Limits Nickel, Nickel Alloys, and Cobalt AlloysAMS 5596 Nickel Alloy, Corrosion and H
27、eat Resistant, Sheet, Strip, Foil, and Plate 52.5Ni 19Cr 3.0Mo 5.1Cb 0.90Ti 0.50Al18FeAS 9100 Quality SystemsAerospaceModel for Quality Assurance in Design, Development, Production, Installation andServicing3 Available from American Society for Quality (ASQ), 600 N. Plankinton Ave., Milwaukee, WI 53
28、203, http:/www.asq.org.4 Available from American National Standards Institute (ANSI), 25 W. 43rd St., 4th Floor, New York, NY 10036, http:/www.ansi.org.5 Available from SAE International (SAE), 400 Commonwealth Dr., Warrendale, PA 15096-0001, http:/www.sae.org.F3055 14a22.6 ASME Standard:6ASME B46.1
29、 Surface Texture2.7 NIST Standard:7IR 7847 (March 2012) CODEN:NTNOEF3. Terminology3.1 Definitions:3.1.1 Terminology relating to powder bed fusion in Specification F2924 shall apply.3.1.2 Terminology relating to additive manufacturing in Terminology F2792 shall apply.3.1.3 Terminology relating to coo
30、rdinate systems in ISO/ASTM 52921 shall apply.3.1.4 Terminology relating to powder metallurgy in Terminology B243 shall apply.4. Classification4.1 Unless otherwise specified herein, all classifications shall meet the requirements in each section of this standard.4.1.1 Class A components shall be str
31、ess relieved per Section 12.4.1.2 Class B components shall be stress relieved per Section 12 and hot isostatically pressed per Section 13.4.1.3 Class C components shall be stress relieved per Section 12, hot isostatically pressed per Section 13, and solution treatedper Section 12.4.1.4 Class D compo
32、nents shall be stress relieved per Section 12, hot isostatically pressed per Section 13, solution treated andaged per Section 12.4.1.5 Class E components shall be stress relieved and solution treated per Section 12.4.1.6 Class F components shall be stress relieved, solution treated and aged per Sect
33、ion 12.4.1.7 For Class G components, all thermal post processing shall be optional.5. Ordering Information5.1 Orders for components compliant with this specification shall include the following to describe the requirements adequately:5.1.1 This specification designation,5.1.2 Description or part num
34、ber of product desired,5.1.3 Quantity of product desired,5.1.4 Classification,5.1.5 SI or SAE units,5.1.5.1 DiscussionThe STL file format used by many powder bed fusion machines does not contain units of measurement asmetadata. When only STL files are provided by the purchaser, ordering information
35、should specify the units of the componentalong with the electronic data file. More information about data files can be found in ISO/ASTM 52915.5.1.6 Dimensions and tolerances (Section 14),5.1.7 Mechanical properties (Section 11),5.1.8 Methods for chemical analysis (Section 9),5.1.9 Sampling methods
36、(Section S14),5.1.10 Post-processing sequence of operations,5.1.11 Thermal processing,5.1.12 Allowable porosity (Section S8),5.1.13 Component marking such as labeling the serial or lot number in the CAD file prior to the build cycle, or product tagging,5.1.14 Packaging,5.1.15 Certification,5.1.16 Di
37、sposition of rejected material (Section 15), and5.1.17 Other supplementary requirements.6. Manufacturing Plan6.1 Class A, B, C, D, E, and F components manufactured to this specification shall have a manufacturing plan that includes,but is not limited to, the following:6.1.1 A machine, manufacturing
38、control system, and qualification procedure as agreed between component supplier andpurchaser;NOTE 1Qualification procedures typically require qualification build cycles in which mechanical property test specimens are prepared and measuredin accordance with Section 11 or other applicable standards.
39、Location, orientation on the build platform, number of test specimens for each machine6 Available from American Society of Mechanical Engineers (ASME), ASME International Headquarters, Two Park Ave., New York, NY 10016-5990, http:/www.asme.org.7 Available from National Institute of Standards and Tec
40、hnology (NIST), 100 Bureau Dr., Stop 1070, Gaithersburg, MD 20899-1070, http:/www.nist.gov.F3055 14a3qualification build cycle, and relationship between specimen test results and component quality shall be agreed upon between component supplier andpurchaser.6.1.2 Feedstock that meets the requirement
41、s of Section 7;6.1.3 The machine identification, including machine software version, manufacturing control system version (if automated),build chamber environment, machine conditioning, and calibration information of the qualified machine;6.1.4 Predetermined process as substantiated by the qualifica
42、tion procedure;6.1.5 Safeguards to ensure traceability of the digital files, including design history of the components;6.1.6 All the steps necessary to start the build process, including build platform selection, machine cleaning, and powderhandling;6.1.7 The requirements for approving machine oper
43、ators;6.1.8 Logging of machine build data files, upper and lower limits of the parameters affecting component quality and otherprocess validation controls;6.1.9 The number of components per build cycle, their orientation and location on the build platform, and support structures,if required;6.1.10 P
44、rocess steps including, but not limited to, Section 8;6.1.11 Post-processing procedure, including sequence of the post-processing steps and the specifications for each step;6.1.12 Thermal processing including stress relieve, furnace anneal, hot isostatic pressing, heat treat, and aging; and6.1.13 In
45、spection requirements as agreed between the purchaser and component supplier, including any supplementaryrequirements.7. Feedstock7.1 The feedstock for this specification shall be metal powder, as defined in Terminology B243, that has the powder type, sizedistribution, shape, tap density, and flow r
46、ate acceptable for the process as determined by the component supplier.7.2 The metal powder shall be free from detrimental amounts of inclusions and impurities and its chemical composition shallbe adequate to yield, after processing, the final material chemistry listed in Table 1.7.3 Powder blends a
47、re allowed unless otherwise specified between the component supplier and component purchaser, as longas all powder used to create the powder blend meets the requirements in Table 1 and lot numbers are documented and maintained.7.4 Used powder is allowed.The proportion of virgin powder to used powder
48、 shall be recorded and reported for each productionrun. The maximum number of times used powder can be used as well as the number of times any portion of a powder lot can beprocessed in the build chamber should be agreed upon between component supplier and purchaser for ClassesA, through F. Thereare
49、 no limits on the number of build cycles for used powder for Class G components. After a build cycle, any remaining usedpowder may be blended with virgin powder to maintain a powder quantity large enough for next build cycle. The chemicalcomposition of used powders shall be analyzed regularly, as agreed upon between component supplier and purchaser. Powder notconforming to Table 1 or 7.7 shall not be further processed in the machine to manufacture Class A through F components.7.4.1 All used powder shall be sieved with a sieve having a mesh
