1、1. S03PE1.1 scope.p?mcurementofMHXZ-S2474(kS)23NOvember1977MILITARYSPECIFICATIONZIRCXNIUMCARBIDE,FWDERED, TECHNICALThisspecificationhasbeenapprovedby theNavalSeaSystens(kmmand,Departmentof theNavy,andis availableforuseby allDepart-mentsandAgenciesof theDepartmnt of Defease.Thisspecificationcoversthe
2、requirementsfortheonetypeof lowhafniumcontentzimmnium carbidekreinafter referred to as the material.2. APPLI- m-2.1 Issues of documents. l%e following documents of the issuein effect on date of invitation fora part of this specification to thebids o; request forproposal,formsextentspecifiedherein.SP
3、ECIFICATIONSMILITARYWs 45035 RocketMotor,Mk 56 Mods O, 1 & 2srANDARlxMILITARYMIM3ID-129PUBLICATIONSNAVALSEASYSTEMSm 1ss71Marmg for Shipment and Storage.lWNIl ( Ident 10001)Volatiles by Drying in an Oven or Furnace,Determination of(bpiesof specifications, standards, drawings, and publicationsrequired
4、 by contractors in connection with specific pmcumnentfunctions should be obtained fxuin the procuring activity or asdirected by the contracting officer. )Beneficialccmmzlts(recmnendations,additions,deletions)andanypertinentdatawhichmaybe of usein improvingthisdocumentshouldbe addIeSSed to: Oxnnandin
5、gOfficer,NavalOrdnanceStation,Standardlza“ tionDivision(611),IndianHead,MD 20640,by usingthe self-addressedStantion lbcumentImprovementProposal(IIDF&n 1426)appearingat theendof thisdocument,or by letter.m 6s10Provided by IHSNot for ResaleNo reproduction or networking permitted without license from I
6、HS-,-,-MIL-Z-82674()2.2 Otherpublications.The followingdocumentsforma partofthisspecificationto theextentspecifiedherein. Unlessother-wiseindicated,the issuein effecton dateof invitationforbidsorrequestforproposalshallapply.A.MERICANSOCIETYN3RTE3TINGAND MATERIALS(ASlM)ASTMB 329 APParent Density of R
7、efractory Metalsand npounds by the Scott VolumeterASTMB 330 Average Particle Size of PowdersofRefractory Metals and Compounds by theFisher Sub-Sieve SizerASTME 146 ChemicalAnalysisof ZirconiumandZirconium-BaseAlloys(Applicationforcopiesshouldbe addressedto theAmericanSocietyforTestingandMaterials,19
8、16RaceSt.,Philadelphia,PA 19103).NATIONALIVDIORFREIGH!ITRAFFICASSOCIATION,INC.,AGENTNationallbtorFreightClassification(Applicationforcopiesshouldbe ackiressedtoAssociations,Attn: TariffOrderSection,1616PD. C. 20036.)UNIFKE?MCL4SSIFICATIONCOMMITTEE,AGIINTUniformFYeightClassification(Applicationforcop
9、iesshouldbe addressedtoAmericanTruckingstreet,Washington,theWifonn Classi-fication(lxnnittee,Room1106,222SouthRiversidePlaza,Chicago,IL6063.)(Technicalsocietyandtechnicalassociationspecificationsandstandardsaregenerallyavailableforreferencefromlibraries.Theyarealsodistributedanmngtechnicalgroupsandu
10、singFederalagencies.)3. REQUIREMENTS.3.1 Preproductionkample. Unlessotherwisespecifiedin thecontractor order(see6.2),a preproductionsampleof thematerialis requiredandshallbe nxumfacturedusingthemethodsandproceduresproposedforproduction, Thesampleshallhe testedas specifiedin Section4 forthep-se of de
11、tetiningthat,priorto startingproduction,thecontractorsproductionmethodsarecapableof producingmaterialthatcomplieswiththetechnicalrequirenxmtsof theccmtract(see4.5).3.2 Chemicalandphysicalproperties.The chemicalandphysicalpropertiesof thennterialshallbe in accordancewithTABLEI.2Provided by IHSNot for
12、 ResaleNo reproduction or networking permitted without license from IHS-,-,-MIIA?-82674(OS)TABLE1. Chanicalandphysicalproperties.Characteristic Minimum Mximurn(hnpositionZirconium(ZrplusHf),wt% 87.4 88.5Hafnium(Hf),w% 2.0Ibtal.ca.rtin(C),wt% 10.8 11.9Freecaxbun(C),wt% 1.5Ixxm(Fe),*O 0.05#&n (0) o 0.
13、6Nil%gen (N), wt% 0.8PropertiesApparent density, g/cn# 1.46 1.83Averageparticlediameter,w 1.5 3.0Volatilescontent,wt% 0+103.3 Product and pSS Changes. Ihe contractor shall notify theprocuring activity of any changes in the prcxiuct or processing techniques.3.3.1 Nark56 Mod2 DualIhrustRocketMotorprom
14、rement. When thezirconiumcarbideisprocuredfortheMk % Wd 2 Duallluwst%cket MXor, therequimmnts forchangeof material,materialvendors,processesorequipnentshallbe thoseinWS 4503paxagraph3.1.3(6.2.1).3.4 Workmanship.lhematerialshallbe unifonn,freefmmcontamination,foreignmaterialor anyotherdefectthatwould
15、preventitsuse forthepurposeintended.lhematerialshallbe manufacturedin accordancewithstandardmanufacturingproadures of theindustry.4. QUALITYASSWGE P133VIS10NS4.1 Responsibilityfor inspection. Unless othemke .spedf iedin the contract, the contractor is respmsible for the performance ofall inspection
16、requirementts as specified herein. Except as othemisespecified in the contract, the contractor may use his mm or any otherfacilities suitable for the performance of the inspection requirementsspecified herein unless disapproved by the Government. me Governmmtreserves the right to perform any of the
17、inspections set forth in thespecification where such inspect ions are deemed necessary to assure thatsupplies and services conform to prescribed requirements.4.2 Inspectionconditions.Unlessotherwise.specifi(see6.2),allinspectionsshallbe performedunderthefollowingconditions:a. T=w-t-: F&omambient 18
18、to 35C (65 to 95”F)b. Altitude: Nomal groundc. Vibration: Noned. Humidity: Room ambient to 95 percent relative, maximum4.3 Classificationof inspection. Ibeinspectionrequirementsspecifitiilollows:a. Reproductioninspection(see4.5)b. Qualityconformanceinspection(see4.6)3Provided by IHSNot for ResaleNo
19、reproduction or networking permitted without license from IHS-,-,-MIL-Z-82674()4.4 Certificateof compliance.Whenspecifiedin thecontractI (see6.2),the contractorshallfurnisha certificateof complianceI statingthatthematerialis in conformancewiththisspecification.4.5 Preproductioninspection.Unlessother
20、wisespecifiedin thecontract(see6.2),a preproductionsampleconsistingof sufficientmaterialto performthetestsof 4.7 shallbe manufacturedinaccordancewith3.1and forwardedto an activitydesignatedby theprocuringactivity(see6.2)forpreproductioninspection.Thepreproductioninspectionshallconsistof testsandexam
21、inationsspecifiedinTABIJ3II. Acceptanceof thepreprcductionsampleshallbe basedonno defectsinthesanple. Anyproductionof thematerialby thecontractor,priorto approvalof thepreproductionsample,shallbeat.thecontractorsrisk.4.6 Qualityconformanceinspection.The qualityconformanceinspectionshallconsistof the
22、testsandexaminationsspecifiedinTABLEIIperformedon samplesselectedin accordancewith4.6.2.If anysampledoesnot conformto anyrequirementof thisspecification,thelotshallbe rejected.4.6.1 I.otsize. A lotshallconsistof allmaterial,producedunderessentiallythesamecnditions,by the sameprocess,by onemanufactur
23、er,at oneplant,andto be offeredforacceptanceat onetime.4.6.2 Qualityconfonm.nceinspectionsanpling. Fourcontainersselectedat randomfromeachlotshallbe individuallysampled. Ifthe lotconsistsof lessthanfourcontainers,eachcontainershallbesampled. Ifthelotconsistsof onlyonecontainer,thecontainershallbe sa
24、mpledat tmo locations.TABLEII. Preproductioninspectionandqualityconfomce inspection.Testsand Requirements Preproduction Quality TestInspections Inspection CbnfonnanceMethodsInspectionPackagingandmarkingZirconiumHafniumTotalcarbonFreecarbonIrongenNitrogenDensitySection5TableITableITableITableITableIT
25、ableITableITableIxxxxxxxxx Visualx 4.7.1x 4.7.2x 4.7.3x 4.7.4x 4.7.5x 4.7.6x 4.7.7x 4.7.8Avgparticlediameter TableI x x 4.7.9Volatilescontent TableI x x 4.7.10Workmanship 3.4 x x Visual4Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-z-82674(0S)4
26、.7 l&SIX.4.7.1 Zirconium.Thezirconiumcontentshallbe determinedbydifference(i.e.sumof themeasuredelementsexcepthafniurnsub-tractedfromthetotal).4.7.2 Hafnium. me hafniumcontentshallbe determinedbyX-rayfluorescenceor equivalent.a. ConditionsAnalyticallinedQ-ystalMediumCkn.lnttheAnode materialKvMaDetec
27、torllimatorVesselHflr.$141.00IAF 200Vacuum40 SecCr5030StintillationFineSteel+ cartxmdiskb. Samplepreparationmm-beads(1) containing5 grams(g)Li213407+ 0.2g sample(2) containing5 grams(g)Li2E4+ O.2g sare plusknownanmuntsof pureHfo2 (1%,2%,S%)4.7.3 IbtaJ.caxbon. lhetotalcarbonshallbe detemdmd by themic
28、ro-mgl combustiontechniqueor equivalent.4.7.4 FYeecarbon. The freecarlm shallbe determinedas follows:a. Approximately 1 to 2 g of le areweighedintoa3platinum crucible. Add 25 of concentrated hydrofluoricacid and then heat on a sand bath. IWtrlc acid is addeddxmpwise until sample Ls dissolved. Distil
29、led water isadded and the contents of the crucible are quantitativelyrinsed into a porcelain filter crucible. Filter crucibled contents are then dried in an oven at 105OC.b. The filtration residue is carefully scraped off with aSlUWPspatula (the bottom of the cmcible has to be com-pletely white if t
30、his is properly perfonmci), onto aporcelain combustion boat and the carbon content deter-mind by the micm-l?regl cmbu.stion technique or equivalent.5Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MILrZ-82674(0S)4.7.5 Iron. The ironcontentshallbe det
31、erminedin accordancewithA8TME 146usinga 1.000g samplethatis firstcalcinedin air.Dissolvetheoxidein about20 cm3of hydrofluoricacidby gentlyheating. Aftercaete dissolving,cautiouslyadd 10 cm3of sulfuricacidandkoilthe solutionto densewhitefumes. Cbntinueas describedin theASTMmethod. An equivalentmethod
32、may be used.4.7.6Oxygen. Theoxygencontentshallbe determinedby themicroUnterzauchercombustiontechniqueor equivalent.4.7.7 Nitrogen. Thenitrogencontentshallbe deten.nedby theDumasmethodor equivalent.4.7.8 Density. Thedensityshallbe determinedin accordancewithASTMB 329.4.7.9 Average particle diamter. T
33、he average particle diarmterbe determined in accordance with ASI14B 330 using 6.73 sample.shall4.7.10 Volatilescontent. Thevolatilesshallbe determinedinaccordancewithOD 18871usingan appropriatesizesampledriedfor2 hoursat 105+ 2W.5. PACKAGING5.1 Packagingandpacking. Unlessotherwisespecifiedin thecon-
34、tract(see6.2),packagingandpackingshallbe levelC.15.1.1 LevelC. Unlessotherwisespecifiedin thecontract(see Y6.2),packagingandpackingof thezirconiumcarbideshallbe in acccwd-ancewithstandardcommercialpracticeapplicableto thetypeof material.Thepackagingandpackingshallbe of suchconstructionandmaterialsth
35、atthecontentswillbe adequatelyprotectedagainstlossor contamin-ation. Containersizeshallbe as specifiedin thecontract(see6.2).Containersshallconformto UniformFreightClassification,NationalMWor FreightClassificationor to rulesof othercarriersapplicableto therodeof transportation.5.2.Marking. In additi
36、onto anyspecialmarkingrequiredbythecontract(see6.2),eachcontainershallbe markedin accordancewithMIL-SlW129. Markingshallincludebutnotbe limitedto,thefollowinginformation.a. Title,numberanddateof thisspecificationb. Manufacturersnameandlocationc. Materialtradename.d. Netweightandvolume.6Provided by I
37、HSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-AIIL-Z-62674(0S)e. Lot number,batchnunlber(s),anddateof rnanufacture.f. Storage conditions.g. 1bxicityprecautions,if applicable.h, ntract number.6. NCYIE36.1 Intendeduse. Zimmnium carbidepowderis intendedto be useda
38、s a propellantingredientfortheMark56Mod2 DualI%rustRocketI&tor6.2 Orderingdata. Procurementdocumentsshouldspecifythefollowing :6.2.1 Procurement req Uireaents .a.b.c.d.e.f.f3.h.i.j.Title,numberanddateof thisspecification.Quantityrequired.Placeof delivery.Whena prepmductionsanqleis notui (see3.1,4.5
39、and6.4).Inspectionconditionswhenotherthanas specified(see4.2).Assignedactivityforprepmductioninspection(see4.5).packagingreqtits ifotherthanas specified(see5.1).Sizeof containerrequired(see5.1.1)Any specialmarkingrequiti (see5.2).Changesto material,materialvendors,processesandequipment(see3.3.1).6.2
40、.2 Contractdatarequirements. Item of deliverabledatare-quiredby thisspecificationarecitedin thefollowingparagraphherein:P=wm Data quirement ApplicableDIIP4.4 Certificateof compliance DI-E-2121*DIDs(DataItemDescription/DDForm1664)fortheaboverequires_&ntsocumentedin theapplicableADL (AuthorizedDataLis
41、t). Suchdataaredwillbe deliverd as identifiedon canpleted(numbered)DIDswhenspecifiedon DD Forms1423(CbntractDataI&quirements lists)andticorporatintoapplicablecontract.7Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MII_rZ-82674()6.3 Roundingffspecif
42、iedlimits.specifiedlimitsinthisspecification.conformancewiththeserequirerwnts,anThe followingappliesto all Forpurposesof determiningobservedvalueor a calculatedvalueshallbe roundedoff “tothenearestunit”in the lastright-handplaceof figuresusedin expressingthe limitingvalue,in accord-ancewiththeroundi
43、ng-offmethodof ASIME 29, StandardRecommendedPracticeforIndicatingWhichPlacesof Figuresareto be ConsideredSignificantinSpecifiedLimitingValues.6.4 Preproductionsamplewaiver. Preproductionsamplessulxnittedandapprovedon a recentcontractmaybe acceptedby theprocuringactivityin lieuof an additionalpreprod
44、uctionsampleinspection.Whenthepreproductionsampleis,waived(see6.2.id),theprocurementdocumentshouldcontaina statemsntspecifyingthatthestandardsof workmanshipexhibitedby thepreviouslyapprovedpreproductionsampleshalldeterminetheminimumrequirementsof thecurrentcontractor order.6.5 Suggestedsourceof supp
45、ly. A productthathasmet therequire-mentsof thisspecificationinpastprocurementactionsismanufacturedby HermanC. Starck,Inc.,210ParkAve.,WestBuilding24thFloor,NewYork,NY 10017. Thisinformationis fortheconvenienceof theprocuringactivityand isnottobe construedas a waiverof anyrequire-mentof thisspecifica
46、tionnor as any limitationof additionalpotentialsourcesofsupply.Custodian: PreparingActivity:NAVY- OS NAVY- ProjectNumber681O-NA47Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-STANDARDIZATION DOCUMENT IMPROVEMENT PROPOSAL 1 OMB APmVQlNo. 22-R2SSINST
47、RUCTIONS mepuwoseof this fom i tooolicitbmeficiol commento which will help oChievemc-merrtof suitoble products at reosonoble cost ond minimum deloy, or will othewise enhance use of the document.DoD contractors, government ttctivitieo, or monufocturern/ vcndom Who mewoqrective ouppliera of Ure produc
48、ttweinvited to submit commentto the government. Fold on lines on reveme nide, atople in comer, nnd send toprepsringactiwity. Comments submitted on thio form do not conotituteor imply outhorizntion towoive anyportion of the referenced docmenl(s)or to amend contractual requireamntn. Attach any pertinent dota whichmay be cduse in improving this document. If there ore odditionol popero, attoch to form ondploce both in enenvelope oddressed to preparing octivity.OCUMENT IOEN71FIER AN OTITLEAMEOFORGANIZATION AN OAOORESS CONTRACT NUMBERMATERIAL PROCUREOUNOER AOOIRECT GOVURNMENTCONTaACT OS
