1、Designation: A1065/A1065M 15A1065/A1065M 18Standard Specification forCold-Formed Electric-Fusion (Arc) Welded High-StrengthLowAlloy Structural Tubing in Shapes, with 50 ksi 345MPa Minimum Yield Point1This standard is issued under the fixed designation A1065/A1065M; the number immediately following t
2、he designation indicates theyear of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of lastreapproval. A superscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification cov
3、ers three Types and two Grades of cold formed electric-fusion (arc) welded high-strength low-alloysteel tubing of 50 ksi 345 MPa minimum yield point for use in welded or bolted construction of buildings and for generalstructural purposes.1.2 This tubing is produced in square and rectangular sizes wi
4、th a periphery of 200 in. 500 cm or less and a specified wallthickness of 1.00 in. 25 mm or less. Tubes are joined by two longitudinal electric-fusion (arc) welds. Circumferential welds aredisallowed. Sizes outside of those listed in Tables 4 and 5 may be ordered provided all other requirements of t
5、he specification aremet. Typical lengths are 15 to 50 ft.ft 5 to 15 m.NOTE 1Products manufactured to this specification may not be suitable for those applications such as dynamically loaded elements in weldedstructures, etc. where low-temperature toughness properties may be important. (See Supplemen
6、tary Requirement S1.)1.3 This specification covers the following Types:1.3.1 Type 1Welded with backing, backing left in the product,1.3.2 Type 2Welded with backing, backing removed,1.3.3 Type 3Welded without backing.1.4 Tubing is available in Grades 50 345 and 50W 345W. Grade 50 345 is manufactured
7、from high-strength low-alloysteel. Grade 50W345W is manufactured from high-strength low-alloy steel with enhanced atmospheric corrosion resistance. (See10.1.2) The Grades may not be interchanged without approval of the purchaser.ASTM Specifications for plate that may be appliedto Grade 50 345 and 50
8、W 345W are listed in Reference Documents and in Table 1.1.5 This specification is expressed in both inch-pound units and in SI units; however, unless the purchase order or contractspecifies the applicable M specification designation (SI units), the inch-pound units shall apply. The values stated in
9、either SI unitsor inch-pound units are to be regarded separately as standard. Within the text, the SI units are shown in brackets. The values statedin each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining valuesfrom the two systems may r
10、esult in nonconformance with the standard.1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibilityof the user of this standard to establish appropriate safety safety, health, and healthenvironmental practices and determine th
11、eapplicability of regulatory limitations prior to use.1.7 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of International Standards, Guides and Recommendations issuedby
12、 the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2A6/A6M Specification for General Requirements for Rolled Structural Steel Bars, Plates, Shapes, and Sheet PilingA242/A242M Specification for High-Strength Low-Alloy Structural Steel1
13、This specification is under the jurisdiction ofASTM Committee A01 on Steel, Stainless Steel and RelatedAlloys and is the direct responsibility of Subcommittee A01.09on Carbon Steel Tubular Products.Current edition approved May 1, 2015Sept. 1, 2018. Published May 2015September 2018. Originally approv
14、ed in 2009. Last previous edition approved in 20142015 asA1065/A1065MA1065/A1065M 15. - 09 (2014). DOI: 10.1520/A1065_A1065M-15.DOI: 10.1520/A1065_A1065M-18.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of AST
15、M Standardsvolume information, refer to the standards Document Summary page on the ASTM website.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Becauseit may not be technically po
16、ssible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.*A Summary of Changes section appears at the end of this standardC
17、opyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1A572/A572M Specification for High-Strength Low-Alloy Columbium-Vanadium Structural SteelA588/A588M Specification for High-Strength Low-Alloy Structural Steel, up to 50 ksi 345 MPa Minimum
18、 Yield Point, withAtmospheric Corrosion ResistanceA656/A656M Specification for Hot-Rolled Structural Steel, High-Strength Low-Alloy Plate with Improved FormabilityA700 Guide for Packaging, Marking, and Loading Methods for Steel Products for ShipmentA709/A709M Specification for Structural Steel for B
19、ridgesA941 Terminology Relating to Steel, Stainless Steel, Related Alloys, and FerroalloysA945/A945M Specification for High-Strength Low-Alloy Structural Steel Plate with Low Carbon and Restricted Sulfur forImproved Weldability, Formability, and ToughnessG101 Guide for Estimating the Atmospheric Cor
20、rosion Resistance of Low-Alloy Steels2.2 AWS Standard3AWS D1.1 Structural Welding Code-Steel2.3 Military Standard4MIL-STD-129 Marking for Shipment and Storage2.4 Federal Standard4Fed. Std. No. 123 Marking for Shipment2.5 Steel Tube Institute5Hollow Structural Sections2.6 AISC6Manual of Steel Constru
21、ction3. Terminology3.1 DefinitionsFor definitions of terms used in this specification, refer to Terminology A941.3.2 Definitions of Terms Specific to This Standard:3.2.1 HSS5, na Hollow Structural Section is a cold-formed welded steel tube used for welded or bolted construction ofbuildings, bridges
22、and other structures.3.2.2 electric fusion (arc) welded, na welding process that uses an electric arc as the source of heat to melt and join metals.3.2.3 weld reinforcement, nthat portion of the weld seam above the plane of the plate surface.4. Ordering Information4.1 Orders for material under this
23、specification shall contain the following mandatory information:4.1.1 Size (outside dimensions, thickness and length),4.1.2 Name Cold Formed Arc Welded HSLA Structural Tubing,4.1.3 Quantity (number of lengths of each size),4.1.4 Type (1, 2, or 3),4.1.5 Grade 50 345 or Grade 50W 345W,3 Available from
24、 American Welding Society (AWS), 550 NW LeJeune Rd., Miami, FL 33126, http:/www.aws.org.4 Available from Global Engineering Documents, 15 Inverness Way, East Englewood, CO 80112-5704, http:/.5 Available from Steel Tube Institute of North America, 2000 Ponce de Leon, Suite 600, Coral Gables, FL 33134
25、.6 Available from American Institute of Steel Construction (AISC), One E. Wacker Dr., Suite 700, Chicago, IL 60601-2001, http:/www.aisc.org.TABLE 1 ASTM Plate SpecificationsAGrade 50 345 A572/A572M, A656/A656M, A709/A709M, A945/A945MGrade 50W 345 A242/A242M, A588/A588M, A709/A709M HPS 50WAIndividual
26、 specifications may have more than one Grade or Type and providechemical requirements.TABLE 2 Tensile RequirementsGrade 50 345 Grade 50W 345WTensile strength, min,psi MPa60 000 415 70 000 480Yield strength, min, psiMPa50 000 345 50 000 345Elongation in 2 in. 50mm, min. %21 21A1065/A1065M 1824.1.6 In
27、dividual supplementary requirements, if required (Supplementary Requirements S1 to S4, inclusive).5. Manufacture5.1 The steel from which the tubing is made shall conform to Specifications A242/A242M, A572/A572M, A588/A588M,A656/A656M, A709/A709M, or A945/A945M. The Specifications are identified in T
28、able 1 according to Grade 50 345 or Grade50W 345W. The choice of Grade and ASTM Standard steel material is at the manufacturers option unless identified in thepurchase order (See Supplementary Requirement S3).5.2 Two equally shaped pieces of flat-rolled plate product of the same ASTM plate specifica
29、tion shall be press brake formedinto halves of the finished size. Types 1 and 2 tubing shall have continuous backup bars tack welded to each leg of one of thehalf-sections. The two half sections shall be fitted together and arc welded with two seam welds to complete the tubing. Type 2tubing shall ha
30、ve the backing removed after seam welding. Type 3 tubing shall be manufactured without backup bars.5.3 The electric-fusion (arc) weld shall be deposited by the submerged arc welding process, flux cored arc welding process orgas metal arc welding process. The electrode shall be of matching strength.5
31、.4 Grade 50W 345W backing shall be enhanced atmospheric corrosion resistant material. The electrode shall comply withatmospheric corrosion resistance requirements.5.5 The standard weld shall be a partial joint penetration Single-V-groove weld with groove depth not less than eighty percentof the mate
32、rial thickness. For complete joint penetration welds, see Supplementary Requirement S2.TABLE 3 Permissible Variations in Outside Flat DimensionsNominal Outside Large Flat Dimension Permissible Variation Over and Under Nominal Outside Flat DimensionsSquares and rectangles with a large flat to small f
33、lat ratio less than 3.0 0.015 times each flat dimensionRectangles with a large flat to small flat ratio equal to or greater than 3.0 0.02 times each flat dimensionTABLE 4 Wall Thicknesses for Square ShapesAWall in./mm 0.313 8 0.375 10 0.500 13 0.625 16 0.750 19 1.000 25Outside Dimensionsin./mm12 12
34、300 300 X X X X X X13 13 330 330 X X X X X X14 14 360 360 X X X X X X15 15 380 380 X X X X X X16 16 410 410 X X X X X X17 17 430 430 X X X X X X18 18 460 460 X X X X X X19 19 480 480 X X X X X X20 20 510 510 X X X X X X21 21 530 530 X X X X X22 22 560 560 X X X X X23 23 580 580 X X X X X24 24 610 61
35、0 X X X X X25 25 640 640 X X X X X26 26 660 660 X X X X X27 27 690 690 X X X X X28 28 710 710 X X X X X29 29 740 740 X X X X X30 30 760 760 X X X X X31 31 790 790 X X X X32 32 810 810 X X X X33 33 840 840 X X X X34 34 860 860 X X X X35 35 890 890 X X X X36 36 910 910 X X X X37 37 940 940 X X X X38 3
36、8 970 970 X X X X39 39 990 990 X X X40 40 1020 1020 X X X41 41 1040 1040 X X X42 42 1070 1070 X X X43 43 1090 1090 X X X44 44 1120 1120 X X X45 45 1140 1140 X X X46 46 1170 1170 X X X47 47 1190 1190 X X X48 48 1220 1220 X X XAConsult the producer for weight per foot calculations.A1065/A1065M 183TABL
37、E 5 Wall Thicknesses for Rectangular ShapesAWall in./mm 0.313 8 0.375 10 0.500 13 0.625 16 0.750 19 1.000 25Outside Dimensionsin./mm12 8 300 200 X X X12 10 300 250 X X X X14 8 360 200 X X X14 10 360 250 X X X X14 12 360 300 X X X X X16 8 410 200 X X X16 10 410 250 X X X X16 12 410 300 X X X X X16 14
38、 410 360 X X X X X18 8 460 200 X X X18 10 460 250 X X X X18 12 460 300 X X X X X18 14 460 360 X X X X X18 16 460 410 X X X X X X20 8 510 200 X X X20 10 510 250 X X X X20 12 510 300 X X X X X20 14 510 360 X X X X X X20 16 510 410 X X X X X X20 18 510 460 X X X X X X22 8 560 200 X X22 10 560 250 X X X
39、22 12 560 300 X X X X22 14 560 360 X X X X X22 16 560 410 X X X X X22 18 560 460 X X X X X22 20 560 510 X X X X X24 8 610 200 X X24 10 610 250 X X X24 12 610 300 X X X X24 14 610 360 X X X X24 16 610 410 X X X X X24 18 610 410 X X X X X24 20 610 510 X X X X X24 22 610 560 X X X X X26 10 660 250 X X
40、X26 12 660 300 X X X X26 14 660 360 X X X X26 16 660 410 X X X X X26 18 660 460 X X X X X26 20 660 510 X X X X X26 22 660 560 X X X X X26 24 660 610 X X X X X28 10 710 250 X X X28 12 710 300 X X X X28 14 710 360 X X X X28 16 710 410 X X X X X28 18 710 460 X X X X X28 20 710 510 X X X X X28 22 710 56
41、0 X X X X X28 24 710 610 X X X X X28 26 710 610 X X X X X30 12 760 300 X X X X30 14 760 360 X X X X30 16 760 410 X X X X30 18 760 460 X X X X X30 20 760 510 X X X X X30 24 760 610 X X X X X30 28 760 710 X X X X X32 12 810 300 X X X32 14 810 360 X X X32 16 810 410 X X X32 18 810 460 X X X X32 20 810
42、510 X X X X32 22 810 560 X X X X32 24 810 610 X X X X32 26 810 660 X X X X32 28 810 710 X X X X32 30 810 760 X X X X34 14 860 360 X X X34 16 860 410 X X X34 18 860 460 X X X XA1065/A1065M 1845.6 The seam welds shall join the smaller flat sides of the structural section. (See Supplementary Requiremen
43、t S4 for the optionof joining the larger flat sides).5.7 Welding shall be in accordance with AWS D1.1, latest edition.6. Material6.1 Table 1 identifies ASTM high-strength low-alloy standard specification steel from which the tubing shall be manufactured.Some Specifications have more than one Grade o
44、r Type. The Specifications provide chemical compositions.7. Mechanical Properties7.1 The material as represented by the steel producer shall conform to the requirements of Table 2.8. Permissible Variations in Dimensions8.1 Outside DimensionsThe outside dimensions measured across the flats at positio
45、ns at least 2 in. 50 mm from the endsof the tubing shall not vary from the specified outside dimensions by more than the applicable amount given in Table 3.Measurement shall not include the weld reinforcement. Table 3 includes allowances for convexity and concavity.8.2 ThicknessThe permissible varia
46、tion in wall thickness shall be +0.03/-0.01in. +0.76/-0.25 mm (Table 1 of SpecificationA6/A6M).8.3 LengthThe permissible variation for length shall be +6/-0 in. +150/-25 mm.8.4 StraightnessThe permissible variation for straightness shall be 18 in. times the number of feet 10.4 mm times the numberof
47、metres of total length divided by 5.8.5 Squareness of SidesAdjacent sides shall be square (90), with a permissible variation of 6 2 max.8.6 Radius of CornersCorners shall be bent with a bendan outside-bend radius three times the thickness (3t) or greater.68.7 TwistThe permissible twist shall not exceed 0.125 in. per 3 ft 3 mm per metre of length. Twist shall be determined byholding one end of th
