1、Designation:A79396(Reapproved 2014)Standard Specification forRolled Floor Plate,Stainless Steel1This standard is issued under the fixed designation A793;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A numb
2、er in parentheses indicates the year of last reapproval.Asuperscript 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.1.Scope1.1 This specification covers stainless steel floor plates in.
3、and under for use in galley spaces,washrooms,engine rooms,and machinery spaces,and for ladder treads,gun platforms,and deck treads.For these uses,Patterns A,B,and C areconsidered interchangeable(see Fig.1,Fig.2,and Fig.3).1.2 The values stated in inch-pound units are to be regardedas standard.The va
4、lues given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.2.Referenced Documents2.1 ASTM Standards:2A340 Terminology of Symbols and Definitions Relating toMagnetic TestingA370 Test Methods and Definitions for Mechanical Te
5、stingof Steel ProductsA480/A480M Specification for General Requirements forFlat-Rolled Stainless and Heat-Resisting Steel Plate,Sheet,and StripA700 Practices for Packaging,Marking,and Loading Meth-ods for Steel Products for Shipment(Withdrawn 2014)32.2 Military Standards:MIL-I-17214 Indicator,Permea
6、bility;Low Mu(Go-NoGo)4MIL-STD-163 Preservation of Steel Products for DomesticShipment(Storage and Overseas Shipment)43.Ordering Information3.1 It is the responsibility of the purchaser to specify allrequirements that are necessary for material ordered under thisspecification.Such requirements may i
7、nclude,but are notlimited to,the following:3.1.1 Quantitynumber of pieces,3.1.2 Dimensions(thickness,width,and length,see Table1),3.1.3 Name of material(stainless steel floor plate),3.1.4 Grade(see Table 2),3.1.5 Flat back or hollow back(See Table 1),3.1.6 Surface finish(see Specification A480/A480M
8、),3.1.7 Special requirements,such as magnetic permeabilitytest(see 6.3),3.1.8 ASTM designation and date of issue,3.1.9 Preparation for delivery,if different from SpecificationA480/A480M,and3.1.10 Marking requirements,if different from SpecificationA480/A480M.NOTE1A typical ordering description is as
9、 follows:100 pieces,stainless steel floor plates,0.1875 by 60 by 120 in.,Type 304(S30400),ASTM 793 XX.4.Materials and Manufacture4.1 The steel floor plate material shall conform to therequirements of one of the grades listed in Table 2.4.2 Annealing shall be the last heat treatment to which themater
10、ial is subjected by the manufacturer.4.3 The stainless steel floor plate shall be of the followingpatterns,at the option of the manufacturer:4.3.1 Pattern AAngular(see Fig.1).4.3.2 Pattern BAngular(see Fig.2).4.3.3 Pattern CAngular(see Fig.3).5.Chemical Composition5.1 The heat chemical composition s
11、hall be reported to thepurchaser,or his representative,and shall conform to therequirements for the specified grade as listed in Table 2.5.2 For the purpose of chemical analysis,a lot shall consistof all floor plates and sheets made from the same heat.In casethe material cannot be identified by melt
12、 or heat,a lot shall1This specification is under the jurisdiction of ASTM Committee 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 March 1,2014.Published April 2014.Originallya
13、pproved in 1981.Last previous edition approved in 2009 as A793 96(2009).DOI:10.1520/A0793-96R14.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Su
14、mmary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.4Available from Standardization Documents Order Desk,DODSSP,Bldg.4,SectionD,700RobbinsAve.,Philadelphia,PA19111-5098,http:/www.dodssp.daps.mil.Copyright ASTM International,100 Barr Harbo
15、r Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1Copyright by ASTM Intl(all rights reserved);consist of not more than 25 tons(22.7 Mg)of floor plates andsheets offered for delivery at the same time.5.3 One sample of suitable size shall be selected from eachlot identified by heat.Whe
16、n the material cannot be identifiedby melt or heat,five separate samples from each lot shall beselected.Samples may be taken from bend test specimensrepresentative of the lot.The chemical compositions thusdetermined shall conform to the expanded tolerances forproduct analysis shown in Table 2 of Specification A480/A480M.If any sample fails to conform,this shall be cause forrejection of the lot represented by the sample.6.Mechanical Properties6.1 Lot SizeA lot shall consist of all floor plates of