1、A1011/A1011M-155.1.2 Name of material and designation(hot-rolled steeloiled,cut edge,3.7 by 117 mm by coil,ID 600 mm,OD 1500 mm,maxsheet)(include grade,type and class,as appropriate,for CS,weight 10 000 kg,50 000 kg.for upper control arm.DS,SFS,SS,HSLAS,HSLAS-F,and UHSS)(see 4.1).5.1.2.1 When a chem
2、istry grade is specified in accordance6.General Requirements for Deliverywith Specification A568/A568M Table X2.3,the grade shall be6.1 Material furnished under this specification shall con-furnished as;CS Type B-1008,DS Type A-1005,and soform to the applicable requirements of the current edition of
3、forth,Specification A568/A568M for sheets and Specification A749/5.1.2.2 When a chemistry grade is specified in accordanceA749M for strip,unless otherwise provided for herein.with Specification A568/A568M Table X2.1,with no referenceto CS Type A,CS Type B,DS Type A,DS Type B,or SFS,the7.Chemical Com
4、positiongrade shall be furnished as CS-1005,CS-1008,CS-10207.1 The heat analysis of the steel shall conform to theand so forth,and meet chemistry specified in accordance withSpecification A568/A568M Table X2.1.chemical composition requirements of the appropriate desig-nation shown in Table 1 for CS.
5、DS and SFS,and Table 2 for5.1.2.3 When a type is not specified for CS or DS and thereSS.HSLAS,HSLAS-F,and UHSS.is no reference to a chemistry grade such as 1005,1006,and soforth,Type B will be furnished(see 4.1),7.1.1 A report of heat analysis will be supplied,if requested,5.1.2.4 When SFS is specif
6、ied,a chemistry grade designa-for CS and DS.For materials with required mechanicaltion shall also be specified in accordance with Specificationproperties,SS,HSLAS,HSLAS-F,and UHSS,a report of heatA568/A568M Table X2.1(in other words,1010,1020,and soanalysis is required.forth),or carbon manganese in
7、accordance with Table X2.27.2 Each of the elements listed in Table 1,Table 2,and(in other words,.C 0.12-0.18%Mn 0.50-0.80%and soSpecification A568/A568M Table X2.3 shall be included in theforth).report of the heat analysis.When the amount of copper,nickel,5.1.2.5 When a class is not specified for HS
8、LAS,Class 1chromium,or molybdenum is less than 0.02%report thewill be furnished(see 4.1).analysis as 0.02 or the actual determined value.When the5.1.2.6 When a type is not specified for SS Grades,Type 1amount of vanadium,columbium,or titanium is less thanwill be furnished(see 4.1).0.008%report the a
9、nalysis as 0.008 or the actual deter-5.1.2.7 When a type is not specified for UHSS,Type 1 shallmined value.When the amount of boron is less than 0.0005%be furnished(see 4.1).report the analysis as 0.0005%or the actual determined5.1.3 Finish(see 9.1)value.5.1.4 Type of edge(see 9.3),7.3 Sheet steel g
10、rades defined by this specification are5.1.5 Oiled or not oiled,as required(see 9.2),suitable for welding if appropriate welding conditions are5.1.6 Dimensions(thickness,width,and whether cut lengthsselected.For certain welding processes,if more restrictiveor coils).composition limits are desirable,
11、they shall be specified at theNorE 1-Not all producers are capable of meeting all the limitations oftime of inquiry and confirmed at the time of ordering.the thickness tolerance tables in Specifications A568/A568M and A749/A749M.The purchaser should contact the producer prior to placing an8.Mechanic
12、al Propertiesorder.8.1 CS and DS:5.1.7 Coil size(inside diameter,outside diameter,and maxi-8.1.1 Typical,nonmandatory mechanical properties for CSmum weight),and DS for all grades specified in Table 1 and Specification5.1.8 Copper bearing steel(if required),A568/A568M Table X2.3 are found in Table 3
13、.5.1.9 Quantity,8.1.2 The material represented by all grades specified in5.1.10 Application(part identification and description),Table 1 and Specification A568/A568M Table X2.3 shall be5.1.11 A report of heat analysis will be supplied,ifcapable of being bent at room temperature in any directionreque
14、sted,for CS,DS and SFS.For materials with requiredmechanical properties,SS,HSLAS,HSLAS-F,and UHSS,athrough 180 flat on itself without cracking on the outside ofthe bent portion(see the section on bend test in Test Methodsreport is required of heat analysis and mechanical properties asand Definitions
15、 A370).The bend test is not a requirement ofdetermined by the tension test,anddelivery.However,if testing is performed by the purchaser,5.1.12 Special requirements(if any).material not conforming to the requirement shall be subject to5.1.12.1 When the purchaser requires thickness tolerancesrejection
16、.for%s in.10 mmminimum edge distance(see SupplementaryRequirement in Specification A568/A568M),this requirement8.2 SS,HSLAS,HSLAS-F and UHSS:shall be specified in the purchase order or contract.8.2.1 The available grades and corresponding mechanical5.1.12.2 Tighter requirements can be specified base
17、d onproperties for SS,HSLAS,HSLAS-F,and UHSS are shown inagreement between seller and purchaser.Table 4.8.2.1.1 For SS,HSLAS,HSLAS-F,and UHSS,a report isNorE 2-A typical ordering description is as follows:ASTM A1011-XX,hot rolled steel sheet,CS Type A.pickled and oiled,cut edge,0.075required of mech
18、anical properties as determined by the tensionby 36 by 96 in.,100 000 lb,for part no.6310,for shelf bracket.test.Or.ASTM A1011M-XX,hot rolled steel sheet,CS Type B,pickled and8.2.2 Tension Tests:A1011/A1011M-15TABLE 2 Chemical CompositionFor Hot Rolled Steel Sheet and Strip Designations SS,HSLAS,HSL
19、AS-F,and UHSS%Heat Analysis,Element Maximum unless otherwise shownDesignationMnPSiMCrMoCbNSS.cGrade 30 2050.250.900.0350.04AA0.200.200.150.060.0080.0080.025AGrade33230】0.250.900.0350.04AA0.200.200.150.060.0080.0080.025AGrade 36 250Type 10.250.900.0350.04AA0.200.200.150.060.0080.0080.025AGrade 36 250
20、Type 20.251.350.0350.04A0.200.200.150.060.0080.0080.025Grade 40 2750.250.900.0350.040.200.200.150.060.0080.0080.025Grade 45 310Type 10.251.350.0350.04A0.200.200.150.060.0080.0080.025AGrade 45 310Type 20.020.300.0300.0250.020.600.200.200.150.060.0080.0080.0080.0100.081000.0700.080.030Grade 50 34010.2
21、51.350.0350.040.200.200.150.060.0080.0080.025Grade 55 3800.251.350.0350.04A0.200.200.150.060.0080.0080.025Grade 60 4100.251.350.0350.04A0.200.200.150.060.0080.0080.025AGrade 70 4800.251.350.0350.04A0.200.200.150.060.0080.0080.0254Grade 80 5500.251.350.0350.040.200.200.150.060.0080.0080.025HSLAS:EGra
22、de 45 310Class 10.221.350.040.040.200.200.150.060.0050.0050.005minminminGrade 45 310Class 20.151.350.040.040.200.200.150.060.0050.0060.005minminminGrade 50 340Class 10.231.350.040.040.200.200.150.060.0050.0050.005AminminminGrade 50 340Class 20.151.350.200.200.150.060.0050.0050.005minminminGrade 55 3
23、80Class 10.251.35.00.200.200.150.060.0050.0050.005minminminGrade 55 380Class 20.150.200.200.150.060.0050.0050.005minminminGrade 60 410Class 10.260.200.200.150.060.0050.0050.005AminminminGrade 60 410Class 20.150.200.20010.060.0050.0050.005minminminGrade 65 450Class 10.260.200.200.150.060.0050.0050.00
24、5minminminGrade 65 450Class 20.150.200.200.150.060.0050.0050.005minminminGrade 70 480Class 10.260.200.200150.160.0050.0050.005minminminGrade 70 480Class 20.150.200.200150.160.0050.0050.005minminminHSLAS-F:EGrade503401and60410j10.151650.0200.0250.200.200.150.060.0050.0050.005minminminGrade 70 480and
25、80 5500.151.650.0200.0250.200.200.150.160.0050.0050.005FminminminUHSS:EGrade 90 620and 1000.152.000.0200.0250.200.200.150.4000050.0050.005690Type 1minminminGrade 90 620and 1000.152.000.0200.0250.600.500.300.400.0050.0050.005690Type 2minminminA There is no specified limit,but the analysis shall be re
26、ported.When copper is specified,a minimum of 0.20%is required.When copper steel is not specified,the copper limit is a maximum requirement.C Titanium is permitted for SS designations,at the producers option,to the lesser of 3.4N 1.5S or 0.025%.This does not apply to Grade 45 310Type 2.For each reduc
27、tion of 0.01%below the specified carbon maximum,an increase of 0.06%manganese above the specified maximum will be permitted up to a maximumof1.50%=HSLAS,HSLAS-F,and UHSS steels contain the strengthening elements columbium(niobium),vanadium,titanium,and molybdenum added singly or in combination.Themi
28、nimum requirements only apply to the microalloy elements selected for strengthening of the steel.The purchaser has the option of restricting the nitrogen content.It should be noted that,depending on the microalloying scheme(for example,use of vanadium)of theproducer,nitrogen may be a deliberate addi
29、tion.Consideration should be made for the use of nitrogen binding elements(for example,vanadium,titanium).8.2.2.1 Requirements-Material as represented by the testthickness,one tension test shall be made from the thickest andspecimen shall conform to the mechanical property require-thinnest material
30、regardless of the weight represented.ments specified in Table 4.These requirements do not apply to8.2.2.3 Tension test specimens shall be taken at a pointthe uncropped ends of unprocessed coils.immediately adjacent to the material to be qualified.8.2.2.2 Number of Tests-Two tension tests shall be ma
31、de8.2.2.4 Tension test specimens shall be taken from the fullfrom each heat or from each 50 tons 45 000 kg.When thethickness of the sheet as-rolled.amount of finished material from a heat is less than 50 tons8.2.2.5 Tension test specimens shall be taken from a loca-45 000 kg,one tension test shall be made.When materialtion approximately halfway between the center of sheet and therolled from one heat differs 0.050 in.1.27 mmor more inedge of the material as-rolled.
