1、Designation: B897 10Standard Specification forConfiguration of Zinc and Zinc Alloy Jumbo Block and HalfBlock Ingot1This standard is issued under the fixed designation B897; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year o
2、f 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. Scope*1.1 This specification covers zinc and zinc alloy jumbo,block, and half block ingot meeting dimensional requirements.1.
3、2 The values stated in inch-pound units are to be regardedas standard. The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.3 This standard does not purport to address all of thesafety concerns, if any, associ
4、ated with its use. It is theresponsibility of the user of this standard to become familiarwith all hazards including those identified in the appropriateMaterial Safety Data Sheet (MSDS) for this product/materialas provided by the manufacturer, to establish appropriatesafety and health practices, and
5、 determine the applicability ofregulatory limitations prior to use.2. Referenced Documents2.1 The following standards of the issue in effect on date oforder acceptance, form a part of this specification to the extentreferenced herein:2.2 ASTM Standards:2B6 Specification for ZincB852 Specification fo
6、r Continuous Galvanizing Grade(CGG) ZincAlloys for Hot-Dip Galvanizing of Sheet SteelB899 Terminology Relating to Non-ferrous Metals andAlloysB949 Specification for General Requirements for Zinc andZinc Alloy ProductsE29 Practice for Using Significant Digits in Test Data toDetermine Conformance with
7、 Specifications3. Terminology3.1 Terms shall be defined in accordance with TerminologyB899.3.2 Definitions of Terms Specific to This Standard:3.2.1 jumbo ingot, nlarge casting of zinc or zinc alloy,having through holes for chains, designed for handling bymechanical equipment, with a nominal weight o
8、f 2400 pounds,which is also referred to as a jumbo or strip jumbo.3.2.2 block ingot, nlarge casting of zinc or zinc alloy,having lift pockets, designed for handling by mechanicalequipment, with a nominal weight of 2400 pounds, which isalso referred to as a block.3.2.3 half block ingot, nlarge castin
9、g of zinc or zinc alloy,having lift pockets, designed for handling by mechanicalequipment, with a nominal weight of 1200 pounds, which isalso referred to as half block.4. Ordering Information4.1 Orders for jumbo, block, or half block ingots under thisspecification shall include the following informa
10、tion in addi-tion to the appropriate information specified in SpecificationB949, Section 4:4.1.1 Type of ingot (Jumbo, Type 1 Block, Type 2 Block,Half Block Type 1, or Half Block Type 2).4.1.2 Order may stipulate dimensions, or tolerances, orboth, not meeting this specification only upon mutual writ
11、tenagreement between purchaser and producer.5. Materials and Manufacture5.1 The producer shall use care to have each lot of zincmetal or zinc alloy jumbo, block or half block ingots be of asuniform quality as possible.6. Dimensions, Mass, and Permissible Variations6.1 Jumbo Ingots:6.1.1 Permissible
12、variations in dimensions and tolerancesfor zinc or zinc alloy jumbo ingots shall be within the limitsspecified in Table 1 and Fig. 1 unless prior written agreementexists between purchaser and producer for nonstandard dimen-sions and tolerances.6.1.2 Jumbo ingot weight shall be 2400 6100 lbs (1089 64
13、5 kg).6.2 Block Ingots:6.2.1 Permissible variations in dimensions and tolerancesfor zinc or zinc alloy block ingot shall be within the limitsspecified in Table 2 and Figs. 2 and 3 unless prior written1This specification is under the jurisdiction of ASTM Committee B02 onNonferrous Metals and Alloys a
14、nd is the direct responsibility of SubcommitteeB02.04 on Zinc and Cadmium.Current edition approved April 1, 2010. Published April 2010. Originallyapproved in 1999. Last previous edition approved in 2009 as B897 - 09. DOI:10.1520/B0897-10.2For referenced ASTM standards, visit the ASTM website, www.as
15、tm.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.1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO
16、Box C700, West Conshohocken, PA 19428-2959, United States.agreement exists between the purchaser and producer fornonstandard dimensions and tolerances.6.2.2 In addition to lift pockets in block ingots employed foringot handling, smaller lift pockets are sometimes located onthe ingot sides or ends an
17、d are employed to remove the ingotfrom the ingot mold during production and may be present atthe discretion of the producer.6.3 Block ingot weight shall be 2400 6 100 lbs (1089 6 45kg).6.4 Smaller “half height” half block ingots typically weigh-ing 1200 lbs (545 kg) are commonly used for casting and
18、master alloy ingots.6.4.1 Permissible variations in dimensions and tolerancesfor zinc or zinc alloy half block ingot shall be within the limitsspecified in Table 3 and Figs. 2 and 3 unless prior writtenagreement exists between the purchaser and producer fornonstandard dimensions and tolerances.6.4.2
19、 In addition to lift pockets in block ingots employed foringot handling, smaller lift pockets are sometimes located onthe ingot sides or ends and are employed to remove the ingotfrom the ingot mold during production and may be present atthe discretion of the producer.6.4.3 Half block ingot weight sh
20、all be 1200 6 50 lbs (5456 23 kg).7. Appearance7.1 Jumbo, block, or half block ingots, shall be reasonablyfree from dross, cracks, adhering foreign matter, undue surfaceoxide, and any “flash” that would interfere with handling anduse.8. Product Marking8.1 All ingots shall be properly marked for iden
21、tification inaccordance with Specification B949, Section 10.9. Keywords9.1 block ingot; half block ingot; jumbo ingot; Type 1 block;Type 2 block; Type 1 half block; Type 2 half block; zinc; zincalloysTABLE 1 Zinc Jumbo Ingot SpecificationWeight 2400 6 100 lbs (1089 6 45 kg)Table of DimensionsDrawing
22、IdentificationLetterDimension Definition Dimension, in. Dimension, mmmin max min maxA Top length 48.75 50.25 1238 1276B Bottom overall lengthA46.00 48.00 1168 1219C Top width 19.25 20.25 489 5140.5C Center of pin hole to length edge 9.63 10.13 245 257D Bottom overall widthA16.50 18.50 419 470E Heigh
23、tB11.75 13.25 298 337F Center of pin hole to end edge 5.75 6.75 146 171G Height of side fork slots 3.00 4.00 76 102J Upper width of side fork slot 5.50 8.00 140 203K Lower width of side fork slot 8.00 10.50 203 267L Top pin hole diameter 3.00 5.00 76 127M Bottom pin hole diameterB4.50 6.50 114 165N
24、Bottom center leg width 11.50 15.25 292 387P Upper width of end fork slotB,C5.50 8.00 140 203R Lower width of end fork slotC7.50 10.00 191 254S Lower outer leg(s) length 6.50 8.00 165 203T Height of end fork slot 3.00 4.00 76 102ADimensions with curved corners are measured by placing straight edges
25、onboth sides of the curve and using the intersecting point for the referencemeasurement.BMinimum P dimension must be greater than the M dimension maximum.CMinimum R dimension must be greater than the P dimension maximum.TABLE 2 Zinc Block Ingot SpecificationWeight 2400 6 100 lbs (1089 6 45 kg)Table
26、of DimensionsDrawingIdentificationLetterDimension Definition Dimension, in. Dimension, mmmin max min maxA Top length 29.50 33.00 749 838E Bottom length 23.00 30.25 584 768G Top width 19.25 23.00 489 584H Bottom width 14.00 19.25 356 489F Height 18.50 23.50 470 597C Lower width of side fork slot 14.7
27、5 20.00 375 508D Lower leg length 2.25 4.25 57 108B Distance between lift pockets 21.75 28.25 552 718J Bottom fork slot height 2.50 3.50 64 89N Inside lift pocket width 3.50 6.50 89 165P Outside lift pocket width 4.00 8.50 102 216K Ingot end to lift pocket 0.00 3.25 0 83M Lift pocket depth 1.25 2.75
28、 32 70R Ingot top to lift pocket 1.75 7.00 45 178TABLE 3 Zinc Half Block Ingot SpecificationWeight 1200 6 50 lbs (545 6 23 kg)Table of DimensionsDrawingIdentificationLetterDimension Definition Dimension, in. Dimension, mmmin max min maxA Top length 29.50 33.00 749 838E Bottom length 24.50 31.50 622
29、800G Top width 19.25 23.00 489 584H Bottom width 16.50 21.50 419 546F Height 11.00 14.00 279 355C Lower width of side fork slot 14.75 20.00 375 508D Lower leg length 2.25 4.25 57 108B Distance between lift pockets 19.50 28.25 495 718J Bottom fork slot height 2.50 3.50 64 89N Inside lift pocket width
30、 3.00 6.50 76 165P Outside lift pocket width 4.00 8.50 102 216K Ingot end to lift pocket 0.00 3.25 0 83M Lift pocket depth 1.25 2.75 32 70R Ingot top to lift pocket 1.75 7.00 45 178Q NA Lift pocket can go to thebottom of ingotB897 102FIG. 1 Zinc Jumbo IngotFIG. 2 Type 1 Block IngotB897 103SUMMARY OF
31、 CHANGESCommittee B02 has identified the location of selected changes to this standard since the last issue (B897 - 09)that may impact the use of this standard. (Approved April 1, 2010.)(1) Revisions have been made to Sections 4 and 8 to referenceSpecification B949 and delete certain paragraphs of t
32、hesesections formerly part of this standard.Committee B02 has identified the location of selected changes to this standard since the last issue (B897 - 03)that may impact the use of this standard. (Approved October 1, 2009.)(1) The half block ingot configuration was added. (2) Additional keywords we
33、re added.FIG. 3 Type 2 Block IngotB897 104ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and t
34、he riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee and must be reviewed every five years andif not revised, either reapproved or withdrawn. Your comments are invited either for revision
35、of this standard or for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shoul
36、dmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org). Permission rights to photocopy the standard may also be secured from the ASTM website (www.astm.org/COPYRIGHT/).B897 105
