1、Designation: A564/A564M 131Standard Specification forHot-Rolled and Cold-Finished Age-Hardening Stainless SteelBars and Shapes1This standard is issued under the fixed designation A564/A564M; the number immediately following the designation indicates the yearof original adoption or, in the case of re
2、vision, the year 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.This standard has been approved for use by agencies of the U.S. Department of Defense.1NOTECorrected incomplet
3、e sentence in 7.1 editorially in October 2017.1. Scope*1.1 This specification2covers bars and shapes of age-hardening stainless steels. Hot-finished or cold-finished rounds,squares, hexagons, bar shapes, angles, tees, and channels areincluded; these shapes may be produced by hot rolling,extruding, o
4、r forging. Billets or bars for reforging may bepurchased to this specification.1.2 These steels are generally used for parts requiringcorrosion resistance and high strength at room temperature, orat temperatures up to 600F 315C; 700F 370C for Type632; 840F 450C for Type UNS S46910. They are suitable
5、for machining in the solution-annealed condition after whichthey may be age-hardened to the mechanical properties speci-fied in Section 7 without danger of cracking or distortion. TypeXM-25 is machinable in the as-received fully heat treatedcondition. Type UNS S46910 is suitable for machining in the
6、solution-annealed, cold-worked, and aged-hardened condition.1.3 Types 631 and 632 contain a large amount of ferrite inthe microstructure and can have low ductility in forgings andlarger diameter bars. Applications should be limited to smalldiameter bar.1.4 The values stated in either inch-pound unit
7、s or SI(metric) units are to be regarded separately as standards; withinthe text and tables, the SI units are shown in brackets. Thevalues stated in each system are not exact equivalents;therefore, each system must be used independent of the other.Combining values from the two systems may result in
8、noncon-formance with the specification.1.5 Unless the order specifies an “M designation, thematerial shall be furnished to inch-pound units.NOTE 1For forgings, see Specification A705/A705M.NOTE 2For billets and bars for forging see Specification A314.1.6 This international standard was developed in
9、accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1
10、 ASTM Standards:3A314 Specification for Stainless Steel Billets and Bars forForgingA370 Test Methods and Definitions for Mechanical Testingof Steel ProductsA484/A484M Specification for General Requirements forStainless Steel Bars, Billets, and ForgingsA705/A705M Specification for Age-Hardening Stain
11、lessSteel ForgingsA751 Test Methods, Practices, and Terminology for Chemi-cal Analysis of Steel ProductsE527 Practice for Numbering Metals and Alloys in theUnified Numbering System (UNS)2.2 Other Documents:SAE J1086 Recommended Practice for Numbering Metalsand Alloys (UNS)43. Ordering Information3.1
12、 It is the responsibility of the purchaser to specify allrequirements that are necessary for material ordered under thisspecification. Such requirements may include but are notlimited to the following:3.1.1 Quantity (weight or number of pieces),1This specification is under the jurisdiction of ASTM C
13、ommittee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.17 on Flat-Rolled and Wrought Stainless Steel.Current edition approved May 1, 2013. Published July 2013. Originally approvedin 1966. Last previous edition approved in 2010 as A564/A564M 10. D
14、OI:10.1520/A0564_A0564M-13E01.2For ASME Boiler and Pressure Vessel Code applications, see related Specifi-cation SA-564/SA-564M in Section II of that Code.3For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTM
15、Standards volume information, refer to the standards Document Summary page onthe ASTM website.4Available from Society of Automotive Engineers (SAE), 400 CommonwealthDr., Warrendale, PA 15096-0001, http:/www.sae.org.*A Summary of Changes section appears at the end of this standardCopyright ASTM Inter
16、national, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,
17、Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.13.1.2 Type or UNS designation (Table 1),3.1.3 Specific melt type when required,3.1.4 Heat treated condition (5.1),3.1.5 Transverse properties when required (7.6),3.1.6 Finish (Specification
18、 A484/A484M),3.1.7 Surface preparation of shapes (5.2.1),3.1.8 Size, or applicable dimension including diameter,thickness, width, length, and so forth,3.1.9 Preparation for delivery (Specification A484/A484M),3.1.10 Special requirements (refer to 7.4 and 8.3),3.1.11 Marking requirements (Specificati
19、on A484/A484M),and3.1.12 ASTM designation and date of issue if other than thatcurrently published.3.2 If possible, the intended use of the item should be givenon the purchase order especially when the item is ordered fora specific end use or uses.NOTE 3Atypical ordering description is as follows: 50
20、00 lb 2270 kgType 630, Solution-Annealed Cold Finished Centerless Ground, 112 in.38.0 mm round bar, 10 to 12 ft 3.0 to 3.6 m in length, ASTM A564dated _. End use: valve shafts.4. General Requirements4.1 In addition to the requirements of this specification, allrequirements of the current edition of
21、Specifications A484/A484M shall apply. Failure to comply with the generalrequirements of Specification A484/A484M constitutes non-conformance with this specification.5. Materials and Manufacture5.1 Heat Treatment and Condition:5.1.1 Material of types other than XM-16, XM-25, and Type630 shall be fur
22、nished in the solution-annealed condition, or inthe equalized and oven-tempered condition, as noted in Table2, unless otherwise specified by the purchaser.5.1.1.1 Types 630, XM-16, and XM-25 may be furnished inthe solution-annealed or age-hardened condition.5.1.2 Type UNS S46910 shall be furnished i
23、n solution-annealed condition in accordance with Table 2, or solution-annealed and cold-worked condition in accordance with Table3, or aged-hardened condition in accordance withTable 4.5.1.3 Reforging stock shall be supplied in a condition ofheat treatment to be selected by the forging manufacturer.
24、5.2 Shapes may be subjected to either Class A or Class Cpreparation as specified on the purchase order.5.2.1 Class A consists of preparation by grinding for theremoval of imperfections of a hazardous nature such as fins,tears, and jagged edges provided the underweight tolerance isnot exceeded and th
25、e maximum depth of grinding at any onepoint does not exceed 10 % of the thickness of the section.5.2.2 Class C consists of preparation by grinding for theremoval of all visible surface imperfections provided theunderweight tolerance is not exceeded and the maximum depthof grinding at any one point d
26、oes not exceed 10 % of thethickness of the section.6. Chemical Composition6.1 Each alloy covered by this specification shall conform tothe chemical requirements specified in Table 1.6.2 Methods and practices relating to chemical analysisrequired by this specification shall be in accordance with Test
27、Methods, Practices, and Terminology A751.7. Mechanical Properties Requirements7.1 The material, as represented by mechanical testspecimens, shall conform to the mechanical property require-ments specified in Table 2 or Table 3 and shall be capable ofdeveloping the properties in Table 4 when heat tre
28、ated asspecified in 5.1.TABLE 1 Chemical RequirementsAComposition, %UNSDesignationBType Carbon ManganesePhospho-rusSul-furSili-conChromium NickelAlumi-numMolyb-denumTitanium CopperOtherElementsS17400 630 0.07 1.00 0.040 0.030 1.00 15.0017.50 3.005.00 . . . . . . . . . 3.005.00CS17700 631 0.09 1.00 0
29、.040 0.030 1.00 16.0018.00 6.507.75 0.751.50 . . . . . . . . . . . .S15700 632 0.09 1.00 0.040 0.030 1.00 14.0016.00 6.507.75 0.751.50 2.003.00 . . . . . . . . .S35500 634 0.100.15 0.501.25 0.040 0.030 0.50 15.0016.00 4.005.00 . . . 2.503.25 . . . . . .DS17600 635 0.08 1.00 0.040 0.030 1.00 16.0017.
30、50 6.007.50 0.40 . . . 0.401.20 . . . . . .S15500 XM-12 0.07 1.00 0.040 0.030 1.00 14.0015.50 3.505.50 . . . . . . . . . 2.504.50CS13800 XM-13 0.05 0.20 0.010 0.008 0.10 12.2513.25 7.508.50 0.901.35 2.002.50 . . . . . .ES45500 XM-16 0.03 0.50 0.015 0.015 0.50 11.0012.50 7.509.50 . . . 0.50 0.901.40
31、1.502.50FS45503 . . . 0.010 0.50 0.010 0.010 0.20 11.0012.50 7.509.50 . . . 0.50 1.001.35 1.502.50FS45000 XM-25 0.05 1.00 0.030 0.030 1.00 14.0016.00 5.007.00 . . . 0.501.00 . . . 1.251.75GS46500 . . . 0.02 0.25 0.015 0.010 0.25 11.0012.50 10.7511.25 . . . 0.751.25 1.501.80 . . .ES46910 . . . 0.030
32、1.00 0.030 0.015 0.70 11.013.0 8.010.0 0.150.50 3.05.0 0.501.20 1.53.5 . . .S10120 . . . 0.02 0.25 0.015 0.010 0.25 11.0012.50 9.0010.50 0.801.10 1.752.25 0.200.50 . . .ES11100 . . . 0.02 0.25 0.015 0.010 0.25 11.0012.50 10.2511.25 1.351.75 1.752.25 0.200.50 . . .EALimits are in percent maximum unle
33、ss shown as a range or stated otherwise.BNew designation established in accordance with Practice E527 and SAE J1086.CColumbium plus tantalum 0.150.45.DNitrogen 0.070.13.ENitrogen 0.01.FColumbium plus tantalum 0.100.50.GColumbium 8 times carbon minimum.A564/A564M 1312TABLE 2 Solution TreatmentUNSDesi
34、g-nationTypeCondi-tionSolution TreatmentMechanical Test Requirements in Solution Treated ConditionATensile Strength, min Yield Strength, minBElongationin 2 in. 50mm or 4D,min. %Reductionof Area,min %HardnessCksi MPa ksi MPaRockwell C,maxBrinell,maxS17400 630 A 1900 25F 1040 15C (cool asrequired to b
35、elow 90F (32C). . . . . . 38 363S17700 631 A 1900 25F 1040 15C (waterquench). . . . . . . . . . . . . . . . . . HRB98 229S15700 632 A 1900 25F 1040 15C (waterquench). . . . . . . . . . . . . . . . . . HRB100 269DS35500 634EA 1900 25F 1040 15C quench,holdnotlessthan3hatminus100For lower. . . . . . .
36、363ES17600 635 A 1900 25F 1040 15C (air cool) 120 825 75 515 10 45 32 302S15500 XM-12 A 1900 25F 1040 15C (cool asrequired to below 90F (32C). . . . . . 38 363S13800 XM-13 A 1700 25F 925 15C Cool asrequired to below 60F 16C. . . . . . 38 363S45500 XM-16 A 1525 25F 830 15C (coolrapidly). . . . . . 36
37、 331S45000 XM-25 A 1900 25F 1040 15C (coolrapidly)125F860 95 655 10 40 32 321S45503 . . . A 1525 25F 830 15C (coolrapidly). . . . . . 36 331S46500 . . . A 1800 25F 980 15C (oil orwater quench), hold for min. 8 h atminus 100F (73C), air warm. . . . . . 36 331S46910 . . . A 1830 2050F 1000 1120C(cool
38、rapidly)87 600 58 400 10 . . . 33 315S10120 . . . A 1545 25F 840 14C(cool rapidly below 90F 32C). . . . . . 36 331S11100 . . . A 1545 25F 840 14C(oil or water quench),hold for minimum of 8 h at-100F -73C,Gair warm. . . . . . 36 331ASee 7.1.BSee 7.3.CEither Rockwell C hardness or Brinell is permissib
39、le. On sizes in. (12.70 mm) and smaller, Rockwell C is preferred.D321 BH for rounds cold drawn after solution treating.EEqualization and over-tempering treatment 1425 50F 775 30C for not less than 3 h, cool to room temperature, heat to 1075 25F 580 15C for not less than3h.FMaximum 165 ksi 1140 MPa t
40、ensile strength only for sizes up to12 in. (13 mm).GRequired hold time at minus 100F -73C is not mandatory if product is under 2 in. 51 mm thickness.TABLE 3 Solution-Annealed and Cold-Worked ConditionUNSDesignationType Condition Mechanical Test Requirements in Solution-Annealed and Cold-Worked Condi
41、tionTensile Strength,minYield Strength,minElongation in2 in. 50 mmor 4D, min %Reduction ofArea, min %Hardnessksi MPa ksi MPa Rockwell C,maxBrinell, maxS46910 . . . CW12 hard 131 900 109 750 8 . . . 40 380. . . CW full hard 189 1300 175 1200 3 . . . 55 580A564/A564M 1313TABLE 4 Mechanical Test Requir
42、ements After Age Hardening Heat TreatmentATypeCondi-tionSuggested Hardening or AgingTreatment, or BothB,C,D ApplicableThickness,in. and TestDirectionETensileStrength,minYieldStrength,minFElon-gationin2in.50 mmor 4D,min. %Reduc-tion ofarea,min, %HardnessGImpactCharpy-V,minTem-perature,F CTime,hQuench
43、Hksi MPa ksi MPaRock-well C,minBrinell,minftlbf J630H900 900 480 1.0 air coolUp to 3 in. incl75 mm (L)190 1310 170 1170 104040 388 . .Over 3 in. 75 mmto 8 in. incl 200mm (T)35H925 925 495 4.0 air coolUp to 3 min. incl75 mm (L)170 1170 155 1070 104438 375 5 6.8Over 3 in. 75 mmto 8 in. incl 200mm (T)3
44、8H1025 1025 5504.0 air coolUp to 8 in. incl200 mm (L)155 1070 145 1000 12 45 35 331 15 20H1075 1075 580 145 1000 125 860 13 45 32 311 20 27H1100 1100 595 140 965 115 795 14 45 31 302 25 34H1150 1150 620 135 930 105 725 16 50 28 277 30 41H1150M1400 760 for 2 h, air cool plus1150 620 for 4 h, air cool
45、115 795 75 520 18 55 24 255 55 75H1150D1150 620 for 4 h, air cool plus1150 620 for 4 h, air cool125 860 105 725 16 502433 max255311 max30 41631RH9501750F 955C for not less than10 min, but not more than 1 h,cool rapidly to room temperature.Cool within 24 h to minus 100 10F 75C, hold not less than 8h.
46、 Warm in air to roomtemperature. Heat to 950F510C, hold 1 h, air cool.Up to 4 in. incl.100 mm (L)185 1280 150 1030 6 10 41 388 . . . . . .TH1050Alternative treatment: 1400F760C hold 90 min, cool to 55 5F 15 3C within 1 h. Holdnot less than 30 min, heat to1050F 565C hold for 90 min,air cool.Up to 6 i
47、n. incl150 mm (L)170 1170 140 965 6 25 38 352 . . . . . .632RH950Same as Type 631Up to 4 in. incl100 mm (L) 200 1380 175 1210 7 25 . . . 415. .TH1050 Up to 6 in. incl150 mm (L)180 1240 160 1100 8 25 . . . 375 . . . . . .634IH10001750 955 for not less than 10min, but not more than 1 h.Water quench. C
48、ool to not higherthan minus 100F 75C. Holdfor not less than 3 h. Temper at1000F 540C, holding for notless than 3 h.170 1170 155 1070 12 25 37 341 . . . . . .635H950 950 (510)0.5 air cool190 1310 170 1170 8 25 39 363 . . . . . .H1000 1000 540 180 1240 160 1100 8 30 37 352 . . . . . .H1050 1050 565 170 1170 150 1035 10 40 35 331 . . . . . .XM-12H900 900 480 1.0 air coolUp to 12 in. incl300 mm (L)190 1310 170 117010 3540 388 . .
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