ASTM_F_1182_-_07_2013.pdf

Designation:F118207(Reapproved 2013)An American National StandardStandard Specification forAnodes,Sacrificial Zinc Alloy1This standard is issued under the fixed designation F1182;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the requirements for zincanodes in the form of slabs,plates,discs,and rods for corrosionprotection(cathodic protection)of metals and alloys.1.2 The anodes are primarily intended to reduce corrosionof surface ship and submarine hulls,steel and aluminumequipment and structures,sea chests,sonar domes,and theseawater side of condensers and other heat exchangers.1.3 The values stated in inch-pound units are to be regardedas standard.The metric(SI)units,given in parentheses,are forinformation purposes only and may be approximate.1.4 This standard does not purport to address the safetyconcerns associated with its use.It is the responsibility of theuser of this standard to establish appropriate safety and healthpractices and determine the applicability of regulatory limita-tions prior to use.2.Referenced Documents2.1 Order of PrecedenceIn the event of a conflict betweenthe text of this specification and the references cited herein,thetext of this specification shall take precedence.2.2 ASTM Standards:2A36/A36M Specification for Carbon Structural SteelB21/B21M Specification for Naval Brass Rod,Bar,andShapesB103/B103M Specification for Phosphor Bronze Plate,Sheet,Strip,and Rolled BarD3951 Practice for Commercial PackagingE290 Test Methods for Bend Testing of Material for Ductil-ityE536 Test Methods for Chemical Analysis of Zinc and ZincAlloys2.3 Military Standards:3MIL-STD-129 Marking for Shipment and StorageMIL-STD-1186 Cushioning,Anchoring,Bracing,Blocking,and Waterproofing;With Appropriate Test Methods2.4 Military Specification:3MIL-P-15011 Pallets Material Handling,Wood PostConstruction,4-Way Entry2.5 Federal Specifications:3PPP-B-601 Boxes,Wood,Cleated PlywoodPPP-B-621 Boxes,Wood,Nailed and Lock-CornerPPP-B-636 Boxes,Shipping,Fiberboard2.6 American National Standards Institute Standards:ANSI/ASME B1.20.1 Pipe Threads,General Purpose(Inch)ANSI/ASQ Z1.4 Sampling Procedures and Tables for In-spection by Attributes3.Classification3.1 The anodes shall be of the following classes and types,as specified(see 4.1.2):3.1.1 Class 1Cast-in cores:3.1.1.1 Type ZHSZinc,hull slab,steel straps,23 and 42-lb(10 and 19-kg)sizes.3.1.1.2 Type ZHBZinc,hull slab,brass straps,23-lb(10-kg)size.3.1.1.3 Type ZHCZinc,hull slab,core strap,23 and 42-lb(10 and 19-kg)sizes.3.1.1.4 Type ZSSZinc,submarine slab,steel strap,12 and24-lb(5 and 11-kg)sizes.3.1.1.5 Type ZTSZinc,teardrop shape,steel strap,5-lb(2-kg)size.3.1.1.6 Type ZEPZinc,heat exchanger or fair water disc,(pipe core or pipe bushing core):Style A square slab,9-lb(4-kg)sizeStyle B circular slab,various sizesStyle C semicircular slab,23-lb(10-kg)size3.1.1.7 Type ZBPZinc,bar,pipe core,8-lb(4-kg)size.3.1.1.8 Type ZDMZinc,segmented disc,machine formedinterlocking core,various sizes.3.1.2 Class 2Plain,no cores;1This specification is under the jurisdiction of ASTM Committee F25 on Shipsand Marine Technology and is the direct responsibility of Subcommittee F25.07 onGeneral Requirements.Current edition approved Oct.1,2013.Published October 2013.Originallyapproved in 1988.Last previous edition approved in 2007 as F1182 07.DOI:10.1520/F1182-07R13.2For 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 Summary page onthe ASTM website.3Available from Standardization Documents Order Desk,DODSSP,Bldg.4,SectionD,700RobbinsAve.,Philadelphia,PA19111-5098,http:/www.dodssp.daps.mil.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 3.1.2.1 Type ZRNZinc,rod,no core,extruded,drawn orrolled.3.1.2.2 Type ZPNZinc,plate,no core,rolled.3.2 The letter designations of types of anodes have thefollowing meanings:3.2.1 The first letter designates anode metal:Zzinc3.2.2 The second letter designates the shape or general use:Hhull slabSsubmarine slabTteardrop shapeEheat exchanger slabRrod,cylindricalPplateBbar,squareDdisc,segmented3.2.3 The third letter designates the core:Bbrass strapsSsteel strapsCcore strapPpipe coreMmachine formed interlocking coreNno core4.Ordering Information4.1 Orders for material under this specification shall includethe following information:4.1.1 ASTM designation and year of issue,4.1.2 Class and type(see 3.1),4.1.3 Style of Type ZEP,if required(see 3.1.1.6 and Fig.1),4.1.4 Diameter of Type ZEP,Style B,if required(see Fig.1),4.1.5 For Type ZDM,whether straight or tapered threadsupport plug hea