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本文(ASTM B618 B618M-2007 Standard Specification for Aluminum-Alloy Investment Castings《铝合金熔模铸件标准规范》.pdf)为本站会员(ownview251)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ASTM B618 B618M-2007 Standard Specification for Aluminum-Alloy Investment Castings《铝合金熔模铸件标准规范》.pdf

1、Designation: B 618/B 618M 07Standard Specification forAluminum-Alloy Investment Castings1This standard is issued under the fixed designation B 618/B 618M; the number immediately following the designation indicates the yearof original adoption or, in the case of revision, the year of last revision. A

2、 number in parentheses indicates the year of last reapproval.A superscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope*1.1 This specification covers aluminum-alloy investment

3、castings designated as shown in Table 1.1.2 This specification is not intended for aluminum-alloyinvestment castings used in aerospace applications.1.3 Alloy and temper designations are in accordance withANSI H35.1/H35.1 (M). The equivalent Unified NumberingSystem alloy designations are in accordanc

4、e with PracticeE 527.1.4 Unless the order specifies the “M” specification desig-nation, the material shall be furnished to the inch-pound units.1.5 For acceptance criteria for inclusion of new aluminumand aluminum alloys and their properties in this specification,see Annex A1 and Annex A2.1.6 The va

5、lues stated in either SI units or inch-pound unitsare to be regarded separately as standard. The values stated ineach system may not be exact equivalents; therefore, eachsystem shall be used independently of the other. Combiningvalues from the two systems may result in nonconformancewith the standar

6、d.1.7 This standard 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

7、 Documents2.1 The following documents of the issue in effect on thedate of purchase form a part of this specification to the extentreferenced herein:2.2 ASTM Standards:2B 179 Specification for Aluminum Alloys in Ingot andMolten Forms for Castings from All Casting ProcessesB 275 Practice for Codifica

8、tion of Certain Nonferrous Met-als and Alloys, Cast and WroughtB 557 Test Methods for Tension Testing Wrought and CastAluminum- and Magnesium-Alloy ProductsB 557M Test Methods for Tension Testing Wrought andCast Aluminum- and Magnesium-Alloy Products MetricB 660 Practices for Packaging/Packing of Al

9、uminum andMagnesium ProductsB 881 Terminology Relating to Aluminum- andMagnesium-Alloy ProductsB 917/B 917M Practice for Heat Treatment of Aluminum-Alloy Castings from All ProcessesD 3951 Practice for Commercial PackagingE29 Practice for Using Significant Digits in Test Data toDetermine Conformance

10、with SpecificationsE34 Test Methods for ChemicalAnalysis ofAluminum andAluminum-Base AlloysE88 Practice for Sampling Nonferrous Metals and Alloysin Cast Form for Determination of Chemical CompositionE94 Guide for Radiographic ExaminationE 155 Reference Radiographs for Inspection of Aluminumand Magne

11、sium CastingsE 165 Test Method for Liquid Penetrant ExaminationE 527 Practice for Numbering Metals and Alloys in theUnified Numbering System (UNS)E 607 Test Method for Atomic Emission SpectrometricAnalysis Aluminum Alloys by the Point to Plane Tech-nique Nitrogen AtmosphereE 716 Practices for Sampli

12、ng Aluminum and AluminumAlloys for Spectrochemical AnalysisE 1251 Test Method for Analysis of Aluminum and Alumi-num Alloys by Atomic Emission SpectrometryIEEE/ASTM SI 10 Standard for Use of the InternationalSystem of Units (SI): The Modern Metric System2.3 ANSI Standard:3H35.1/H35.1 (M) - 2006 Amer

13、ican National StandardAlloyand Temper Designation Systems for Aluminum2.4 Military Standards:41This specification is under the jurisdiction of ASTM Committee B07 on LightMetals and Alloys and is the direct responsibility of Subcommittee B07.01 onAluminum Alloy Ingots and Castings.Current edition app

14、roved Oct. 1, 2007. Published November 2007. Originallyapproved in 1977. Last previous edition approved in 2006 as B 618 06.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, r

15、efer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute (ANSI), 25 W. 43rd St.,4th Floor, New York, NY 10036, http:/www.ansi.org.4Available from Standardization Documents Order Desk, DODSSP, Bldg. 4,Section D, 700 Robbins Ave., Philadelphi

16、a, PA 19111-5098, http:/www.dodssp.daps.mil.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.TABLE1ChemicalCompositionRequirementsNOTE1Whensingleunitsareshown,theseindi

17、catethemaximumamountspermitted.NOTE2Analysisshallbemadefortheelementsforwhichlimitsareshowninthistable.NOTE3Thefollowingappliestoallspecifiedlimitsinthistable:Forpurposesofacceptanceandrejection,anobservedvalueoracalculatedvalueobtainedfromanalysisshouldberoundedofftothenearestunitinthelastright-han

18、dplaceoffiguresusedinexpressingthespecifiedlimit(PracticeE29).AlloyComposition,%ANSIAUNSSiliconIronCopperMan-ganeseMag-nesiumChro- miumNickelZincTitan- iumTinOtherBElementsAluminumEachTotalC201.0A020100.100.154.05.20.200.500.150.55.0.150.35.D0.050.10remainder204.0A020400.200.354.25.00.100.150.35.0.0

19、50.100.150.300.050.050.15remainder242.0A024200.71.03.54.50.351.21.80.251.72.30.350.25.0.050.15remainder295.0A029500.71.51.04.05.00.350.03.0.350.25.0.050.15remainder319.0A031905.56.51.03.04.00.500.10.0.351.00.25.0.50remainder328.0A032807.58.51.01.02.00.200.60.200.60.350.251.50.25.0.50remainder355.0A0

20、35504.55.50.6E1.01.50.50E0.400.60.25.0.350.25.0.050.15remainderC355.0A335504.55.50.201.01.50.100.400.6.0.100.20.0.050.15remainder356.0A035606.57.50.6E0.250.35E0.200.45.0.350.25.0.050.15remainderA356.0A135606.57.60.200.200.100.250.45.0.100.20.0.050.15remainder443.0A044304.56.00.80.60.500.050.25.0.500

21、.25.0.35remainderB443.0A244304.56.00.80.150.350.05.0.350.25.0.050.15remainder514.0A051400.350.500.150.353.54.5.0.150.25.0.050.15remainder520.0A052000.250.300.250.159.510.6.0.150.25.0.050.15remainder535.0A053500.150.150.050.100.256.27.5.0.100.25.F0.050.15remainder705.0A070500.200.80.200.400.61.41.80.

22、200.40.2.73.30.25.0.050.15remainder707.0A070700.200.80.200.400.61.82.40.200.40.4.04.50.25.0.050.15remainder710.0GA071000.150.500.350.650.050.60.8.6.07.00.25.0.050.15remainder712.0GA071200.300.500.250.100.500.650.400.6.5.06.50.150.25.0.050.20remainder713.0A071300.251.10.401.00.60.200.500.350.157.08.0

23、0.25.0.100.25remainder771.0A077100.150.150.100.100.81.00.060.20.6.57.50.100.20.0.050.15remainder850.0A085000.70.70.71.30.100.10.0.71.3.0.205.57.0.0.30remainder851.0GA085102.03.00.70.71.30.100.10.0.30.7.0.205.57.0.0.30remainder852.0GA085200.400.71.72.30.100.60.9.0.91.5.0.205.57.0.0.30remainderAASTMal

24、loydesignationsareinPracticeB275.B“Others”includeslistedelementsforwhichnospecificlimitisshownaswellasunlistedmetallicelements.Theproducermayanalyzesamplesfortraceelementsnotspecifiedinthespecification.However,suchanalysisisnotrequiredandmaynotcoverallmetallic“Others”elements.Shouldanyanalysisbythep

25、roducerorthepurchaserestablishthatan“Others”elementexceedsthelimitof“Each”orthattheaggregateofseveral“Others”elementsexceedsthelimitof“Total,”thematerialshallbeconsiderednonconforming.COtherElementsTotalshallbethesumofunspecifiedmetallicelements0.010%ormore,roundedtotheseconddecimalbeforedetermining

26、thesum.DContainssilver0.401.0%.EIfironexceeds0.45%,manganesecontentshallnotbelessthanonehalfoftheironcontent.FContainsberyllium0.0030.007%,boron0.002%max.G710.0formerlyA712.0,712.0formerlyD712.0,851.0formerlyA850.0,852.0formerlyB850.0.B 618/B 618M 072MIL-STD-129 Marking for Shipment and StorageMIL-S

27、TD-276 Impregnation of Porous Nonferrous MetalCastings2.5 Federal Standard:Fed. Std. No. 123 Marking for Shipment (Civil Agencies)42.6 AMS Standard:5AMS 2771 Heat Treatment of Aluminum Alloy Castings2.7 NAVSEA Standard:6S9074-AR-GIB-010/278 Requirements for FabricationWelding and Inspection, and Cas

28、ting Inspection andRepair for Machinery, Piping, and Pressure Vessels3. Terminology3.1 Definitions: Refer to Terminology B 881 for definitionsof product terms used in this specification.3.1.1 investment castinga metal object produced by sur-rounding (investing) an expendable pattern (usually wax orp

29、lastic) with a refractory slurry that sets at room temperature,after which the pattern is removed through the use of heat, andthen filling the resulting cavity with molten metal and allowingit to solidify.4. Ordering Information4.1 Orders for material under this specification shall includethe follow

30、ing information (Sections 1.4 and 1.6):4.1.1 This specification designation (which includes thenumber, the year, and the revision letter, if applicable),NOTE 1For inch-pound application, specify Specification B 618 andfor metric application specify Specification B 618M. Do not mix units.4.1.2 Alloy

31、(Section 7 and Table 1),4.1.3 Temper (Section 12 and Table 2 Table 3),4.1.4 Applicable drawing or part number,4.1.5 The quantity in either pieces or pounds kilograms.4.2 Additionally, orders for material to this specificationshall include the following information when required by thepurchaser:4.2.1

32、 Whether chemical analysis and tensile property re-ports are required (Table 1, Table 2 Table 3),4.2.2 Whether castings or test specimens or both may besupplied in the artificially agedT5 temper for alloys 705.0,707.0, D712.0, and 713.0 (see 12.2),4.2.3 Whether test specimens cut from castings are r

33、equiredin addition to or instead of separately cast specimens (see 12.3and 13.2),4.2.4 Whether heat treatment is to be performed in accor-dance with AMS 2771 (see 17)4.2.5 Whether repairs are permissible (see 18.1),4.2.6 Whether inspection is required at the producersworks (see 20.1),4.2.7 Whether s

34、urface requirements shall be checkedagainst observational standards where such standards areestablished (see 21.1),4.2.8 Whether liquid penetrant inspection is required (see21.3),4.2.9 Whether radiographic inspection is required (see21.4),4.2.10 Whether certification is required (see 23.1),4.2.11 Wh

35、ether foundry control is required (11),4.2.12 Whether the material shall be packaged or marked, orboth, in accordance with Practices B 660, MIL-STD-129,D 3951, and Fed. Std. No. 123 (see 25.3).5. Responsibility for Quality Assurance5.1 Responsibility for Inspection and TestsUnless other-wise specifi

36、ed in the contract or purchase order, the producershall be responsible for the performance of all inspection andtest requirements specified herein. Except as otherwise speci-fied in the contract or order, the producer may use his own orany other suitable facilities for the performance of the inspec-

37、tion and test requirements specified herein, unless disapprovedby the purchaser. The purchaser shall have the right to performany of the inspections and tests set forth in this specificationwhere such inspections are deemed necessary to confirm thatmaterial conforms to prescribed requirements.6. Mat

38、erials and Manufacture6.1 The responsibility of furnishing castings that can be laidout and machined to the finished dimensions within thepermissible variations specified, as shown on the blueprints ordrawings, shall rest with the producer, except where patternequipment is furnished by the purchaser

39、.6.1.1 Unless otherwise specified, only aluminum alloy con-forming to the requirements of Specification B 179 or produc-ers foundry scrap (identified as being made from alloyconforming to Specification B 179) shall be used in theremelting furnace from which molten metal is taken forpouring directly

40、into castings. Additions of small amounts ofmodifiers and grain refining elements or alloys are permitted.6.1.2 Pure materials, recycled materials, and master alloysmay be used to make alloys conforming to this specification,provided chemical analysis can be taken and adjusted toconform to Table 1 p

41、rior to pouring any castings.7. Chemical Composition7.1 The castings shall conform to the chemical compositionlimits prescribed in Table 1. Conformance shall be determinedby the producer by analyzing samples taken at the time thecastings are poured, or samples taken from castings or tensiontest spec

42、imens representative of castings. If the producer hasdetermined the chemical composition of the material during thecourse of manufacture, he shall not be required to sample andanalyze the finished product.8. Sampling for Determination of Chemical Composition8.1 Asample for the determination of chemi

43、cal compositionshall be taken to represent the following:8.1.1 Not more than 500 lb 227 kg of clean castings (gatesand risers removed) or a single casting poured from onefurnace and using only one melt charge.8.1.2 Castings poured continuously from one furnace fornot more than 8 consecutive hours fr

44、om a single master heat.A5Available from Society of Automotive Engineers (SAE), 400 CommonwealthDr., Warrendale, PA 15096-0001, http:/www.sae.org.6Available from Naval Sea Systems Command (NAVSEA), 1333 Isaac HullAve., SE, Washington, DC 20376, http:/www.navsea.navy.mil.B 618/B 618M 073TABLE 2 Tensi

45、le RequirementsA(Inch-Pound Units)NOTE 1 For purposes of determining conformance with this specification, each value for tensile strength and yield strength shall be rounded to thenearest 0.1 ksi and each value for elongation shall be rounded to the nearest 0.5 %, both in accordance with the roundin

46、g method of Practice E29.AlloyTemperBTensileStrength, min,ksi (MPa)CYield Strength(0.2 % offset)min, ksi (MPa)CElongation in2 in. or 43diameter,min, %TypicalBrinell Hard-ness,D500kgf, 10 mmANSIEUNS201.0 A02010 T6 60.0 (414) 50.0 (345) 5.0 .T7 60.0 (414) 50.0 (345) 3.0 .204.0 A02040 T4 45.0 (310) 28.

47、0 (193) 6.0 .T6 30.0 (207)FF115242.0 A02420 OG23.0 (159) 70T61 32.0 (221) 20.0 (138)F105295.0 A02950 T4 29.0 (200) 13.0 (90) 6.0 60T6 32.0 (221) 20.0 (138) 3.0 75T62 36.0 (248) 28.0 (193)B95T7 29.0 (200) 16.0 (110) 3.0 70319.0 A03190 F 23.0 (159) 13.0 (90) 1.5 70T6 31.0 (214) 20.0 (138) 1.5 80328.0

48、A03280 F 25.0 (172) 14.0 (97) 1.0 60T6 34.0 (234) 21.0 (145) 1.0 80355.0 A03550 T6 32.0 (221) 20.0 (138) 2.0 80T51 25.0 (172) 18.0 (124)F65T71 30.0 (207) 22.0 (152)F75C355.0 A33550 T6 36.0 (248) 25.0 (172) 2.5 .356.0 A03560 F 19.0 (131)F2.0 55T6 30.0 (207) 20.0 (138) 3.0 70T7 31.0 (214)FF75T51 23.0

49、(159) 16.0 (110)F60T71 25.0 (172) 18.0 (124) 3.0 60A356.0 A13560 T6 34.0 (234) 24.0 (166) 3.5 80443.0 A04430 F 17.0 (117) 7.0 (48) 3.0 40B443.0 A24430 F 17.0 (117) 6.0 (41) 3.0 40514.0 A05140 F 22.0 (152) 9.0 (62) 6.0 50520.0 A05200 T4 42.0 (290) 22.0 (152) 12.0 75535.0 A05350 F 35.0 (241) 18.0 (124) 9.0 70705.0 A07050 T1Hand T5I30.0 (207) 17.0 (117)J5.0 65707.0 A07070 T1H33.0 (228) 22.0 (152)J2.0 85T7 37.0 (255) 30.0 (207)J1.0 80710.0KA07100 T1H32.0 (221) 20.0 (138) 2.0 75

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