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1、Designation:A 276 -06#Stan dard Speci?catio n for1Stainless Steel Bars and ShapesThis standard is issued under the ?xed designation A 276; the number immediately following the designation indicates the year of original adoption or, in the caseof revision, the year of last revision. A number in paren
2、thesesindicates the year of last reapproval.A superscript epsilon (e) indicates an editorial changesince the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.#1. Scope*1.1 This speci?cation covers hot-?nished or cold-?nished bars except bar
3、s for reforging (Note 1). It includes rounds, squares, and hexago ns, and hot-rolled or extruded shapes, such as angles, tees, and channels in the more commonly used types of stainless steels. The free-machining types (Note 2) for gen eral corrosi on resista nee and high-temperature service are cove
4、red in a separate speci?cation.Note 1 For bars for reforging, see Speci?cation A 314.Note 2 For free-machining stainless bars designed especially for optimum machinability, seeSpeci?cation A 582/A 582M.Note 3 There are standards covering high nickel, chromium, austenitic corrosion, and heat resistin
5、g alloy materials. These standardsare under the jurisdiction of ASTM Subcommittee B02.07 and may be found in Annual Book of ASTM Standards, Vol. 02.04.1.2 The values stated in inch-pound units are to be regarded as the standard.2. Refereneed Documents2.1 ASTM Standards: 2A 314 Speci?cation for Stain
6、less Steel Billets and Bars for Forgi ngA 370 Test Methods and De?nitions for Mechanical Testing of Steel ProductsA 484/A 484M Speci?cation for General Requirements for Stainless Steel Bars, Billets, and ForgingsA 582/A 582M Speci?cation for Free-Machining Stainless Steel BarsA 751 Test Methods, Pra
7、ctices, and TerminologyforChemical Analysis of Steel ProductsE 527 Practice for Numbering Metals and Alloys (UNS)This speci?cation is under the jurisdiction of ASTM Committee A01 on Steel, Stainless Steel and RelatedAlloys and is the direct responsibility of Subcommittee A01.17 on Flat-Rolled and Wr
8、ought Stainless Steel.Current edition approved March 1, 2006. Published March 2006. Originally approved in 1944. Last previous edition approved in 2005 as A 276 -05a.2 For referenced ASTM standards,visit the ASTM website, www.astm.org, or contact ASTM Customer Service at serviceastm.org. For Annual
9、Book of ASTM Standards volume information, refer to the standard Document Summary page on the ASTM website.2.2 SAE Document:SAE J 1086 Recommended Practice for Numbering Metals and Alloys3. Ordering Information3.1 It is the responsibility of the purchaser to specify all requirements that are necessa
10、ry for material ordered under this speci?cation. Such requirements may include but are not limited to the following:3.1.1 Quantity (weight or number of pieces),3.1.2 Name of material: stainless steel,3.1.3 Form (bars, angles, etc.),3.1.4 Condition (Section 4.1),3.1.5 Finish (Section 8 of Speci?catio
11、n A 484/A 484M),3.1.6 Surface preparation of shapes (Section 8 of Speci?ca- tion A 484/A 484M),3.1.7 Applicable dimensions includingsize, thickness,width, and length,13.1.8 Cross section (round, square, etc.),3.1.9 Type or UNS desig nation (Table 1),3.1.10 ASTM desig nation and date of issue, and3.1
12、.11 Whether bars are to be rolled as bars or cut from strip or plate.3.1.12 Test for magnetic permeability when speci?ed by customer purchase order when ordering Types 201 and 205.3.1.13 Special requirements.Note 4A typical ordering description is asfollows: 5000 lb (2268 kg) Stainless Steel Bars, A
13、nnealed and Centerless Ground, 11? in. (38.10 mm) Round, 10 to 12 ft (3.05 to 3.66 m) in length, Type 304, ASTM Speci?cation A 276 dated. End use: machined valve parts.4. Manufacture4.1 Condition :4.1.1 Bars shall be furnished in one of the following conditions listed in the Mechanical Requirements
14、table:4.1.1.1 Condition A AnnealedAvailable from Society of Automotive Engineers (SAE), 400 CommonwealthDr., Warrendale, PA 15096-0001.#*A Summary of Changes section appears at the end of this standard.Copyright ? ASTM In ter natio nal, 100 Barr Harbor Drive, PO Box C700, West Co nshohocke n,PA 1942
15、8-2959, United States.#A 276 06A 276 06AUNSTypeCompositi on, %Desig nation BCarbonMangan esePhosphorusSulfurSilico nChromiumNickelMolybdenumNitroge nOther ElementsAustenitic GradesN083670.0302.000.0400.0301.0020.0-22.023.5-25.56.0 - 7.00.18-0.25Cu 0.75N087000.042.000.0400.0301.0019.0-23.024.0-26.04.3 - 5.0Cu 0.50Cb 8 3 C min0.40 maxS201002010.155.5 - 7.50.0600.0301.0016.0-18.03.5-5.50.25S201610.154.0 - 6.00.0450.0303.0 -4.015.0-18.04.0
