1、F593-17A967 Specification for Chemical Passivation Treatments for4.1.3 Threads-Unless otherwise specified,the threads shallStainless Steel Partsbe rolled or cut at the option of the manufacturer.D3951 Practice for Commercial Packaging4.2 Condition-The fasteners shall be furnished in theE29 Practice
2、for Using Significant Digits in Test Data toDetermine Conformance with Specificationsfollowing conditions,unless specified to be furnished in one ofthe optional conditions:F594 Specification for Stainless Steel NutsF606/F606M Test Methods for Determining the MechanicalCondition Furnished UnlessOptio
3、nal Conditions(mustAlloy GroupOtherwise Specifiedbe specified)Properties of Externally and Internally Threaded1,2.3CWAF,A,SHFasteners,Washers,Direct Tension Indicators,and Rivets4CWAF1470 Practice for Fastener Sampling for Specified Me-5HHT6HHTchanical Properties and Performance Inspection7AHnone2.2
4、 ASME Standards:3A-Machined from annealed or solution-annealed stock thus retaining theB1.I Unified Inch Screw Threadsproperties of the original material;or hot-formed and solution annealed.B18.2.1 Square and Hex Bolts and Screws,Including HexAF-Headed and rolled from annealed stock and then reannea
5、led.Cap ScrewsAH-Solution-annealed and age-hardened after forming.CW-Headed and rolled from annealed stock thus acquiring a degree of cold2.3 JIS Standard:4work.Sizes 0.75 in.and larger may be hot-worked and solution-JIS G4309 Stainless Steel Wiresannealed.H-Hardened and tempered at 1050F(565C)minim
6、um.HT-Hardened and tempered at 525F(274C)minimum.3.Ordering InformationSH-Machined from strain-hardened stock or cold-worked to develop the3.1 Orders for bolts,hex cap screws,and studs under thisspecific properties.specification shall include the following:5.Heat Treatment3.1.1 Quantity(number of pi
7、eces of each item and size).3.1.2 Name of item(bolt,hex cap screw,stud,etc.),5.1 Alloy Groups 1,2,and 3(Austenitic Alloys 303,303Se,3.1.3 Size(nominal diameter,threads per inch,length;see304.304L305,316.316L,321,347、384,XM1.18-9LWSection 9),302Hg,and304J3:3.1.4 Alloy group number(see 6.1),and5.1.1 C
8、ondition A-When Condition A is specified,the3.1.5 Condition(see 4.2).austenitic alloys shall be heated to 1900+50F(1038+3.2 Orders for bolts,hex cap screws,and studs under this28C),at which time the chromium carbide will go into thespecification may include the following optional requirements:soluti
9、on,be held for a sufficient time,and then be cooled at a3.2.1 Forming(see 4.1.2),rate sufficient to prevent precipitation of the carbide and to3.2.2 Rolled or cut threads(see 4.1.3),provide the specified properties.3.2.3 Composition(see 6.2),5.1.2 Condition CW-When Condition CW is specified,the3.2.4
10、 Corrosion Resistance(see 8.1).austenitic alloys shall be annealed in accordance with 5.1.1,3.2.5 Finish(see 10.3).generally by the raw material manufacturer and then cold3.2.6 Rejection(see 16.1),andworked to develop the specified properties.3.2.7 Test report(see 17.2).5.1.3 Condition AF-When Condi
11、tion AF is specified,the3.2.8 Supplementary requirements,if any,to be specified onaustenitic alloys shall be annealed in accordance with 5.1.1the order(see S1 through S8),andafter all cold working(including heading and threading)has3.2.9 ASTM specification and year of issue.When year ofbeen complete
12、d.issue is not specified,fasteners shall be furnished to the latest5.2 Alloy Group 4(Ferritic Alloys 430 and 430F):issue.5.2.1 Condition A-The ferritic alloys shall be heated to aNorE 1-Example 10 000 pieces,Hex Cap Screw,0.250 in.-20 x 3.00temperature of 1450+50F(788 28C),held for anin.,Alloy Group
13、 1,Condition CW,Furnish Test Report,Supplementaryappropriate time,and then air cooled to provide the specifiedRequirement S3.properties.4.Manufacture5.2.2 Condition CW-When Condition CW is specified,the4.1 Manufacture:ferritic alloys shall be annealed in accordance with 5.2.1,4.1.1 Specifications A2
14、76,A493,A564/A564M,and A582/generally by the raw material manufacturer and then coldA582M are noted for information only as suitable sources ofworked to develop the specified properties.material for the manufacture of bolts,hex cap screws,and studs5.2.3 Condition AF-When Condition AF is specified,th
15、eto this specification.ferritic alloys shall be annealed in accordance with 5.2.1 after4.1.2 Forming-Unless otherwise specified,the fastenersall cold working(including heading and threading)has beenshall be cold formed,hot formed,or machined from suitablecompleted.material at the option of the manuf
16、acturer.5.3 Alloy Group 5(Martensitic Alloys 410.416,and 416Se):5.3.1 Condition H-When Condition H is specified,theAvailable from Global Engineering Documents,15 Inverness Way.EastMartensitic Alloys 410,416,and 416Se shall be hardened andEnglewood.CO 80112-5704.http:/.4Available from Japanese Indust
17、rial Standards Committee(JIS)1-3-1tempered by heating to 185050F(10l028C)sufficientKasumigaski,Chiyoda-ku,Tokyo 100-8901,Japan.http:www.jisc.go.jpfor austenitization,held for at least h and rapid air-ore with ASTMNo reproduction or networking permitted without license from IHS4F593-17oil-quenched,an
18、d then reheating to 1050F(565C)minimumAlloy GroupAlloysfor at least I h and air cooled to provide the specified304,304L,305,384,18-9LW302HQproperties.304J343316,3165.3.2 Condition HT-When Condition HT is specified,the321.347Martensitic Alloys 410,416,and 416Se shall be hardened and4309tempered by he
19、ating to 1850 50F(1010+28C)sufficient4109431for austenitization,held for at least 2 h and rapid air-or67630oil-quenched,and then reheating to 525F(274C)minimumfor at least 1 h and air cooled to provide the specifiedA When approved by the purchaser,Alloys 303,303Se,or XM1 may be furnished.properties.
20、When approved by the purchaser,Alloy 430F may be furnished.c When approved by the purchaser,Alloys 416 or 416Se may be furnished.5.4 Alloy Group 6(Martensitic Alloy 431):6.2 Chemical Composition Limits:5.4.1 Conditions H and HT-Martensitic Alloy 431 shall be6.2.1 Ordering by Alloy Group-Unless other
21、wise specifiedhardened and tempered in accordance with 5.3.1 and 5.3.2 ason the inquiry and order(see Supplementary Requirement S4).applicable.the choice of an alloy from within a group shall be at the5.5 Alloy Group 7(Precipitation Hardening Alloy 630):discretion of the fastener manufacturer as req
22、uired by his5.5.1 Condition AH-Precipitation Hardening Alloy 630method of fastener fabrication and material availability.Theshall be solution annealed and aged by heating to 1900+25Fspecific alloy used by the fastener manufacturer shall be clearly(1038 14C)for at least V2 h and rapid air-or oil-quen
23、chedidentified on any certification required by the order and shallto 80F(27C)maximum,then reheating to a temperature ofhave a chemical composition conforming to the requirements1150+15F(621 8C)for 4 h and air cooled to provide theof Table 1 for the specific alloy.specified properties6.2.2 Ordering
24、by Specific Alloy-When ordered by a spe-cific alloy number,the fasteners shall conform to the chemical6.Chemical Compositioncomposition limits of Table I for the specific alloy.6.1 Alloy Groups-It is the intent of this specification that6.3 Product Analysis:fasteners shall be ordered by alloy group
25、numbers,which6.3.1 When performed,product analysis to determineinclude alloys considered to be chemically equivalent forchemical composition shall be performed on at least one fullygeneral purpose use.The alloy groupings are shown as follows.manufactured finished fastener representing each lot.TheTh
26、e purchaser has the option of ordering a specific alloy,inchemical composition thus determined shall conform to thestead of an alloy group number,as permitted in 6.2.2.requirements of Table 1 for the specified alloy or alloy group asTABLE 1 Chemical RequirementsAlloyUNSAlloyComposition,maximum excep
27、t as shownGroup Designa-CarbonManga-Phos-SulfurSiliconChromiumNickelCopperMolybdenumOtherstionnesephorusAustenitic AlloysS303003030.152000.200.15 min1.0017.0to19.08.0to10.00.60 maxS30323303Se0.152.000200.0601.0017.0to19.08.0to10.0Se 0.15 minS304003040.082.000.0450.0301.0018.0to20.08.0to10.51.00B A 3
28、s WWS30403304L0.032000.0450.0301.0018.0t020.08.0to12.01.00S305003050.122.000.0450.0301.0017.0to19.010.5to13.01.00里年gS384003840.082.000.0450.0301.0015.0t017.017.0to19.00.50 max520300XM10.085.0to6.50.0400.18t00.351.0016.0to18.05.0to6.51.75to2.25。ggS3043018-9LW0.102.000.0450.0301.0017.0to19.08.0to10.03
29、.0to4.09年。S30433302HQ0.032.000.0450.0301.0017.0t019.08.0to10.03.0to4.0304J3B0.082.000.0450.0301.0017.0to19.08.0to10.51.00to3.00。，S316003160.082.000.0450.0301.0016.0to18.010.0to14.04#2.00to3.00。42S31603316L0.032000.0450.0301.0016.0to18.010.0to14.02.00to3.003S321003210.082.000.0450.0301.0017.0to19.09.
30、0to12.0444i5x C minS347003470.082.000.0450.0301.0017.0t019.09.0to13.0Cb+Ta 10 x C minFerritic AlloysS430004300.121.000.0400.0301.0016.0to18.0S43020430F0.121.250.0600.15 min1.0016.0to18.00.60max4Martensitic AlloysS410004100.151.000.0400.0301.0011.5to13.5S416004180.151.250.0600.15 min1.0012.0to14.0S41
31、623416Se0.151.250.0600.0601.0012.0to14.00.60 maxSe 0.15 minS431004310.201.000.0400.0301.0015.0to17.01.25to2.50Precipitation Hardening AlloyS174006300.071.000.0400.0301.0015.0to17.53.0to5.03.0to5.0Cb+Ta0.150.45At manufacturers option,determined only when intentionally added304J3 from JIS Standard G43
32、09.nale with ASTMNo reproduction or networking permitted without license from IHSF593-17appropriate,subject to the Product Analysis Tolerance in9.1.2 When specified,the dimensions of bolts shall be inSpecifications A484/A484M and A555/A555M.accordance with the requirements of ASME B18.2.1(type as6.3
33、.2 In the event of discrepancy,a referee chemical analy-specified),or such other dimensions shall be specified.sis of samples from each lot shall be made in accordance with9.2 Studs-Dimensions of studs including double-end14.1.clamping and double-end interference shall be as specified by7.Mechanical
34、 Propertiesthe purchaser7.1 The finished fasteners shall meet the applicable me-9.3 Threads-Unless otherwise specified,the bolts,capchanical property and test requirements of Table 2 and Table 3screws,and studs shall have Class 2A threads in accordanceas appropriate for the specified alloy group and
35、 condition andwith ASME B1.1.shall be tested for conformance to the mechanical property9.4 Points-Unless otherwise specified,the points shall berequirements as specified herein.flat and chamfered or rounded,at the option of the manufac-7.2 Fasteners having a nominal thread diameter-length com-turer.
36、bination as follows:10.Workmanship and FinishThread Diameter,in.Thread Length,in.0.75 or less2.25 D or longer10.1 Workmanship-The fasteners shall have a workman-0ver0.753 D or longerlike finish,free of injurious burrs,seams,laps,irregularand a breaking load of 120 000 Ibf(535 kN)or less shall besurf
37、aces,and other defects affecting serviceability.tested full size and shall meet the full-size tensile(minimumand maximum)and yield strength requirements in Table 210.2 Cleaning and Descaling-The fasteners shall be des-for the specified alloy.caled or cleaned,or both,in accordance with Specification7
38、.3 Fasteners having a nominal thread diameter-length com-A380.bination in accordance with 7.2 and a breaking load exceeding10.3 Protective Finishes-Unless otherwise specified,the120 000 Ibf(535 kN)shall be tested full-size and shall meet thefasteners shall be furnished without an additive chemical o
39、rfull size tensile(minimum and maximum)and yield strengthmetallic finish.properties in Table 2.When equipment of sufficient capacityfor such tests is not available,or if excessive length of the11.Samplingfasteners makes full-size testing impractical,use of standard or11.1 A lot,for the purposes of s
40、electing test specimens,shallround specimens that meet the machined specimen test tensileconsist of not more than 100 000 pieces offered for inspectionpropertiesin Table 2 is permitted.In the event of discrepancyat one time having the following common characteristics:or dispute between test results
41、obtained from full-size finished11.1.1 One type of item(that is,bolts,hex cap screws,studs,fasteners and standard or round specimens,the referee methodetc.),shall be tests performed on full-size finished fasteners.11.1.2 Same alloy and condition,7.4 Fasteners that are too short(lengths less than tha
42、t11.1.3 One nominal diameter and thread series,specified in 7.2(see Test Methods F606/F606M and Table 4);11.1.4 One nominal length,have insufficient threads for tension:or have drilled or under-11.1.5 Produced from one heat of material,andsized heads,drilled or reduced bodies,and so forth,that are11
43、.1.6 Heat treated under the same conditions as to time andweaker than the thread section,shall not be subject to tensiontemperature.tests but shall conform to the hardness(minimum and maxi-mum)requirements of Table 2.12.Number of Tests and Retests12.1 Number of Tests:8.Corrosion Resistance12.1.1 Mec
44、hanical Tests-The mechanical requirements of8.1 Carbide Precipitation:this specification shall be met in continuous mass production8.1.1 Rod,bar,and wire in the austenitic Alloy Groups 1,2,for stock.The manufacturer shall make sample inspections asand 3,except the free-machining grades,303 and 303Se
45、,usedspecified below to ensure that the product conforms to theto make fasteners in accordance with this specification shall bespecified requirements.When tests of individual shipments arecapable of passing the test for susceptibility to intergranularrequired,Supplementary Requirement SI must be spe
46、cified incorrosion as specified in Practice E of Practices A262.the inquiry and order.8.1.2 As stated in Practice A262,samples may be subjectedAcceptance Criteriato the faster and more severe screening test in accordance withNumber of Pieces in LotNumber ofAcceptanceRejectionPractice A.Failing Pract
47、ice A,specimens shall be tested inTestsNumberNumber2to50201accordance with Practice E and be considered satisfactory if51to50030passing Practice E.501to3500050135001to10000009.Dimensions12.1.2 Corrosion Resistance Tests:9.1 Bolts and Hex Cap Screws:12.1.2.1 Unless otherwise specified,inspection for
48、corro-9.1.1 Unless otherwise specified,the dimensions shall be insion resistance shall be in accordance with the manufacturersaccordance with the requirements of ASME B18.2.1 for hexstandard quality control practices.No specific method ofcap screws(finished hex bolts).inspection is required,but the
49、fasteners shall be produced fromnale with ASTMNo reproduction or networking permitted without license from IHSF593-17TABLE 2 Mechanical Property RequirementsStain-NominalFull-Size TestsMachined Specimen Testsless Al-ConditionAlloy MechanicalTensileYieldYieldElon-Diameter,RockwellTensileProperty Mark
50、ingStrengthStrengthgationloy Groupin.StrengthStrength,ksiD.cHardnessksicksiD.cin 4 D.Austenitic AlloysAFF593AVa to 11,incl65to8520B85 max602040F593Bto 1%,incl75to10030B65 to 95703030(303,304CW1F593CVa to 58.incl100to15065B95 to C32956020304L,305CW2F593Dto 11,incl85to14045B80 to C32804025384,SH1F593A
51、Va to incl120t016095C24 to C3611590XM1,SH2F593B3 to 1,incl110to15075C20 to C32105701518-9LW302HQ304J3.SH3F593C1%to 1V4,incl100to14060B95 to C30955520303Se)SH4F593D136 to 11,incl95to13045B90 to C28904028AFF593EV to 11,incl65to858B85 max602040AF593FV to 112,incl75to10030B65 to 957030CW1F593GVa to%incl
52、100t015065B95 to C329560202CW2F593H34 to 112.incl85to14045B80 to C32804025(316SH1F593EVa to 56.incl120t016095C24 to C361159012316L)SH2F593F3 to 1,incl110to15075C20 to C3210570SH3F593G1%to 114,incl100to14060B95 to C30955520SH4F593H1始to12,incl95to13045B90 to C28904028AFF593JV to 1%,incl65to8520B85 max
53、60%40AF593KV to 1%,incl75to10030B65 to 95703030CW1F593LVa to 5,incl100to15065B95 to C329560203CW2F593M34 to 112.incl85to14045B80 to C32804025321.347)SH1F593JVa to 58.incl120to16095C24 to C361159012SH2F593K3 to 1,incl110to15075C20 to C321057015SH3F593L1%to 114,incl100to14060B95 to C30955520SH4F593M13
54、6 to 112,incl95to13045B90 to C28904028Ferritic AlloysAFF593XVa to 1%.incl55t075B85 max50(430,430FAF593NV to 1%,incl55to7538B85 max2需CW1F593V%a to incl60to105B75t09855CW2F593W34 to 11.incl55to10030B65 to 95032Martensitic Alloys5HF593Pto 11,incl110to14090C20 to 301109018(410,416,HTF593RV to 11,incl160
55、to190120C34 to 4516012012416Se)6HF593SVa to 11,incl125to150100C25 to 3212510015(431)HTF593TV to 112,incl180t0220140C40 to 4818014010Precipitation Hardening Alloys7AHF593UV4 to 112.incl135to170105C28 to 38135105(630)A Minimum values except where shown as maximum or as a rangeLegend of conditions:A-Ma
56、chined from annealed or solution-annealed stock thus retaining the properties of the original material,or hot-formed and solution-annealed.AF-Headed and rolled from annealed stock and then reannealed.AH-Solution annealed and age-hardened after forming.CW-Headed and rolled from annealed stock thus ac
57、quiring a degree of cold work;sizes 0.75 in.and larger may be hot worked and solution-annealed.H-Hardened and tempered at 1050F(565C)minimum.HT-Hardened and tempered at 525F(274C)minimum.SH-Machined from strain hardened stock or cold-worked to develop the specified properties.The yield and tensile strength values for full-size products shall be computed by dividing the yield and maximum tensile load values by the stress area for the product89eere9wesessmeiamoi5e8o2oggeengtnTocfaoe6eTieational5e with ASTMNo reproduction or networking permitted without license from IHS