1、Designation: A1025 05 (Reapproved 2010)Standard Specification forFerroalloys and Other Alloying Materials, GeneralRequirements1This standard is issued under the fixed designation A1025; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revisio
2、n, 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 a group of common require-ments that, unless otherwise specified in an indivi
3、dual speci-fication, shall apply to ferroalloys and other alloying materialsunder each of the following ASTM specifications:Title of Specification ASTM DesignationFerromanganese A99Ferrosilicon A100Ferrochromium A101Ferrovanadium A102Ferromolybdenum A132Molybdenum Oxide Products A146Ferroboron A323F
4、errotitanium A324Chromium Metal A481Ferrochrome-Silicon A482Silicomanganese A483Calcium-Silicon Alloys A495Ferrocolumbium A550Electrolytic Manganese Metal A601Nickel Oxide Sinter A636Ferromanganese Silicon A701Titanium Scrap for Use in Deoxidation and Alloying of Steel A845Aluminum Scrap for Use in
5、Deoxidation and Alloying of Steel A846Silicon Metal A9221.2 This specification also covers a group of supplementaryrequirements which may be applied to the above specificationsas indicated therein. These are provided for use when addi-tional testing or inspection is desired and apply only whenspecif
6、ied individually by the purchaser in the order.1.3 In case of conflict between the requirements of theindividual specification and this general specification, theformer shall prevail.1.4 This standard does not purport to address all of thesafety concerns, if any, associated with its use. It is there
7、sponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory requirements prior to use.2. Referenced Documents2.1 ASTM Standards:2A99 Specification for FerromanganeseA100 Specification for FerrosiliconA101 Specificatio
8、n for FerrochromiumA102 Specification for FerrovanadiumA132 Specification for FerromolybdenumA146 Specification for Molybdenum Oxide ProductsA323 Specification for FerroboronA324 Specification for FerrotitaniumA481 Specification for Chromium MetalA482 Specification for Ferrochrome-SiliconA483 Specif
9、ication for SilicomanganeseA495 Specification for Calcium-Silicon AlloysA550 Specification for FerrocolumbiumA601 Specification for Electrolytic Manganese MetalA610 Test Methods for Sampling and Testing Ferroalloysfor Determination of SizeA636 Specification for Nickel Oxide SinterA701 Specification
10、for Ferromanganese-SiliconA845 Specification for Titanium Scrap for Use in Deoxida-tion and Alloying of Steel3A846 Specification for Aluminum Scrap for Use in Deoxi-dation and Alloying of Steel3A922 Specification for Silicon MetalE29 Practice for Using Significant Digits in Test Data toDetermine Con
11、formance with SpecificationsE32 Practices for Sampling Ferroalloys and Steel Additivesfor Determination of Chemical Composition3. Ordering Information3.1 Orders for material should include the following asrequired, to describe the material adequately:1This specification is under the jurisdiction of
12、ASTM Committee A01 on Steel,Stainless Steel and Related Alloys and is the direct responsibility of SubcommitteeA01.18 on Castings.Current edition approved April 1, 2010. Published May 2010. Originallyapproved in 2002. Last previous edition approved in 2005 as A1025 - 05. DOI:10.1520/A1025-05R10.2For
13、 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.3Withdrawn. The last approved version of this historical standard
14、 is referencedon www.astm.org.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.3.1.1 ASTM designation and year of issue,3.1.2 Grade of material,3.1.3 Size of material,3.1.4 Quantity,3.1.5 Packaging requirements, and3.1.6 Supplementary
15、 requirements desired, including thestandards of acceptance.4. Chemical Analysis4.1 The chemical analysis method shall be agreed upon bythe purchaser and supplier.4.2 The manufacturer shall furnish a certificate referencingthe chemical analysis and appropriate supplementary require-ments in the mate
16、rial specification.4.3 For purposes of determining conformance with thisspecification, the reported analysis shall be rounded to thenearest unit in the last right-hand place of figures, used inexpressing the limiting value, in accordance with the roundingmethod of Practice E29.5. Sampling5.1 Unless
17、otherwise specified, the material shall besampled for determination of chemical composition in accor-dance with Practices E32 and for determination of size inaccordance with Test Methods A610.5.2 In the case of a discrepancy, Practices E32 or TestMethods A610, as applicable, shall be used for refere
18、e.6. Inspection6.1 The manufacturer shall afford the inspector representingthe purchaser all reasonable facilities, without charge, to satisfythe purchaser that the material is being furnished in accordancewith the material specification.7. Rejection7.1 Any rejections based on tests made in accordan
19、ce withthe material specification shall be reported to the manufacturerwithin 45 days from receipt of material by the purchaser.8. Certification8.1 The manufacturers certification shall be furnished tothe purchaser at the time of shipment stating that the materialwas manufactured, sampled, tested, a
20、nd inspected in accor-dance with the material specification and was found to meet therequirements.9. Packaging and Package Marking9.1 Each lot/shipment shall be identified with appropriateidentification showing the material, the ASTM designation, thesize, the lot number, and name brand or trademark.
21、9.2 When the shipment is made in containers, each shall bemarked on the container or on a label or tag attached to thecontainer.10. Keywords10.1 alloying materials; ferroalloy; general requirementsSUPPLEMENTARY REQUIREMENTSThe following standardized supplementary requirements are for use when desire
22、d by the purchaserand when allowed by and listed in the individual specifications. They shall not apply unless specifiedin order, in which event the specified tests shall be made by the manufacturer before shipping.S1. Supplementary Chemical RequirementsS1.1 Restrictions on the chemical requirements
23、 shall beagreed upon by the purchaser and supplier.S2. SizeS2.1 Screened products shall conform to the sizes given inTable S2.1.S2.2 The sizes listed in Table S2.1 are typical as shippedfrom the manufacturers plant. The size and friability of theproduct shall be agreed upon by the purchaser and supp
24、lier.NOTE S1Ferroalloys exhibit varying degrees of friability; therefore,some attrition may be expected in transit and handling. A quantitative testis not available for rating friability of ferroalloys. A code system has beendeveloped for this purpose, and a number rating for each product type isgiv
25、en.A1025 05 (2010)2APPENDIXES(Nonmandatory Information)X1. APPLICABLE SIEVE DESIGNATIONSX1.1TABLE S2.1 Requirements for Screened ProductsANominalSize, in.Standard OrderedSize, in.BMaximum Allowable Oversize Maximum Allowable UndersizeFriability RatingCode No.CSize Percent Size PercentLump to Crushed
26、 Sizes:6 8 by 4 to 10 in. 10 % through 4 in. 10 % 1-65 8 by 2 to 10 in. 10 % through 2 in. 10 % 1-64 6 by 2 to 8 in. 10 % through 2 in. 10 % 1-6312 5 by 2 to 7 in. 10 % through 2 in. 10 % 1-63 (A) 5 by 1 to 7 in. 10 % through 1 in. 10 % 1-63 (B) 4 by 2 to 6 in. 10 % through 2 in. 10 % 1-6212 4 by 1
27、to 6 in. 10 % through 1 in. 10 % 1-6214 4by12 to 5 in. 10 % through12 in. 10 % 1-62 3 by 1 to 4 in. 10 % through 1 in. 10 % 1-6112 3by12 to 4 in. 10 % through12 in. 10 % 1-6114 2by12 to 3 in. 10 % through12 in. 10 % 1-6118 2by14 to 3 in. 10 % through14 in. 10 % 1-6Small Crushed Sizes by Down:2 4 by
28、D to 5 in. 10 % through12 in. 15 % 1-6112 3 by D to 4 in. 10 % through18 in. 15 % 1-61 2 by D to 3 in. 10 % through18 in. 15 % 1-4to 3 in. 8 % through No. 8 20 % 5,612 1byD to112 in. 10 % through No. 16 15 % 1-4to 112 in. 8 % through No. 20 15 % 5,612 by D to34 in. 10 % through No. 20 15 % 1-4to34 i
29、n. 8 % through No. 70 20 % 5,6AFor screened products below12 in. by down-crushed sizes, size tolerances should be agreed upon between manufacturer and purchaser.B1 in. = 25.4 mm.CSee Appendix X1 for description of rating code.TABLE X1.1 Sieve DesignationStandard Alternative250 mm 10 in.200 mm 8 in.1
30、75 mm 7 in.150 mm 6 in.125 mm 5 in.100 mm 4 in.75 mm 3 in.50 mm 2 in.25 mm 1 in.19 mm34 in.12.5 mm12 in.6.3 mm14 in.3.1 mm18 in.2.36 mm No. 81.18 mm No. 16850 mANo. 20212 m No. 70A1000 m=1mm.A1025 05 (2010)3X2. FRIABILITY RATINGS OF FERROALLOYSX2.1 Descriptions of material of each friability rating
31、aregiven in Table X2.1.ASTM 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 the riskof infringem
32、ent 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 of this standard or
33、 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 shouldmake your views kn
34、own 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 AS
35、TM 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/).TABLE X2.1 Friability Ratings of FerroalloysF
36、riabilityCode No.Description1 Very tough materials that are susceptible to little, if any, breakageduring shipment or handling. (Example: low-carbon ferrochrome)2 Some breakage of large pieces probable in shipping and handling.No appreciable fines produced from either lump or crushed sizes.(Example:
37、 chrome metal)3 Appreciable reduction in size of large pieces possible in shippingand handling. No appreciable production of fines in handling ofcrushed sizes. (Example: ferrotitanium)4 Appreciable reduction in size of large pieces upon repeatedhandling. Some fines produced upon repeated handling of
38、crushed sizes. (Example: standard ferromanganese)5 Appreciable reduction in size in repeated handling of large pieces.Appreciable fines may be produced in the handling of crushedsizes. (Example: 50 % ferrosilicon)6 This category represents the most friable alloys. (Example: calciumsilicon)A1025 05 (2010)4
