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本文(ASTM A495-2006 Standard Specification for Calcium-Silicon Alloys《硅钙合金的标准规范》.pdf)为本站会员(王申宇)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

ASTM A495-2006 Standard Specification for Calcium-Silicon Alloys《硅钙合金的标准规范》.pdf

1、Designation: A 495 06Standard Specification forCalcium-Silicon Alloys1This standard is issued under the fixed designation A 495; 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 ind

2、icates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This specification covers a standard grade of calcium-silicon, a standard grade of calcium-manganese-silicon, astandard grade of calcium-silicon-barium and a

3、standard gradeof ferro-calcium-silicon.2. Referenced Documents2.1 ASTM Standards:2A 1025 Specification for Ferroalloys and Other AlloyingMaterials, General Requirements3. General Conditions for Delivery3.1 Material furnished to this specification shall conform tothe requirements of Specification A 1

4、025, including anysupplementary requirements that are indicated in the purchaseorder. Failure to comply with the general requirements ofSpecification A 1025 constitutes nonconformance with thisspecification. In case of conflict between the requirements ofthis specification and Specification A 1025,

5、this specificationshall prevail.4. Chemical Requirements4.1 The material shall conform to the requirements as tochemical composition specified in Table 1 and Table 2. Themanufacturer shall furnish an analysis of each shipmentshowing the percentage of each element specified in Table 1.4.2 For the ele

6、ments specified in Table 2 an analysis of eachlot is not required. Upon request of the purchaser the manu-facturer shall supply the results of an analysis for the elementsin Table 2 on a cumulative basis over a period mutually agreedupon by the manufacturer and the purchaser.5. Size5.1 Calcium-silic

7、on alloys are available in sizes as listed inTable 3.5.2 The sizes listed in Table 3 are typical as shipped fromthe manufacturers plant. These alloys are friable and someattrition can be expected in transit, storage, and handling. Thefriability rating for these alloys is Code No. 6, the most friable

8、rating on the scale.6. Sampling6.1 Methods of sampling may be agreed upon by themanufacturer and the purchaser.1This specification is under the jurisdiction of ASTM Committee A01 on Steel,Stainless Steel, and Related Alloys and is the direct responsibility of SubcommitteeA01.18 on Castings.Current e

9、dition approved July 1, 2006. Published July 2006. Originally approvedin 1963. Last previous edition approved in 2000 as A 495 94 (2000).2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume i

10、nformation, refer to the standards Document Summary page onthe ASTM website.TABLE 1 Chemical RequirementsElement Composition, %CaSi CaSiMn CaSiBa FeCaSiCalcium 28.0 to32.016.0 to20.014.0 to20.014.0 to18.0Silicon 60.0 to65.053.0 to59.055.0 to60.053.0 to59.0Manganese . . . 14.0 to18.0. .Barium . . 14.

11、0to18.0.Iron . . . 14.0to18.0Aluminum 1.5 max . . . . . . . . .TABLE 2 Supplemental Chemical RequirementsElement Composition, Max %CaSi CaSiMn CaSiBa FeCaSiCarbon 1.00 1.00 1.0 1.0Sulfur 0.070 0.025 0.050 0.050Phosphorus 0.050 0.035 0.050 0.050Titanium 0.20 0.20 0.20 0.20Aluminum . . . 1.5 1.5 1.5Ir

12、on 5.0 max 10.0 max 5.0 max . . .1*A Summary of Changes section appears at the end of this standard.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.SUMMARY OF CHANGESCommittee A01 has identified the location of selected changes to thi

13、s standard since the last issue A 495 94(2000) that may impact the use of this standard. (Approved July 1, 2006.)(1) Deleted existing references in paragraph 2.1 and addedA 1025.(2) Reference to A 1025 included and ordering informationdeleted in Section 3.(3) Revised statement regarding Tables 1 and

14、 2 in paragraph4.1.(4) Deleted paragraphs 4.2, 4.3, 4.4, 4.5, 4.6, 6.1.(5) Revised paragraph 6.2 to delete reference to E 32.(6) Deleted Sections 710.(7) Revised Tables 1 and 2.ASTM International takes no position respecting the validity of any patent rights asserted in connection with any item ment

15、ionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible technical committee

16、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 for additional standardsand should be addressed to ASTM International Headquarters. Your comments will receive careful consideration at a meeting

17、 of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake 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 B

18、ox 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).TABL

19、E 3 Standard Sizes and TolerancesProduct Standard Size ToleranceCalcium-silicon 6 3 2 in. (152 3 50.8 mm) 25 lb lump max 10 % max, passing 2 in. (50 mm) sieve3 in. (76.2 mm) 3 down 10 % max, retained on 3 in. (75 mm) sieve 15 % max, passing14 in. (6.3 mm) sieve2 in. (50.8 mm) 3 down 10 % max, retain

20、ed on 2 in. (50 mm) sieve 15 % max, passing No. 8 (2.36 mm) sieve1 in. (25.4 mm) 3 down 5 % max, retained on 1 in. (25.0 mm) sieve 25 % max, passing No. 8 (2.36 mm) sieve8 3 100 mesh (2.38 3 150 mm) sieve 5 % max, retained on No. 8 (2.36 mm) sieve 3 % max, passing No. 100 (150 m) sieve8 mesh (2.38 m

21、m) 3 down 5 % max, retained on No. 8 (2.36 mm) sieve30 3 325 mesh (0.59 mm 3 0.044 mm) sieve 5 % max, retained on 30 mesh 10 % max, passing 325 mesh (0.044 mm)Calcium-manganese- 6 3 2 in. (152 3 50.8 mm) 25 lb lump max 10 % max, passing 2 in. (50 mm) sievesilicon and 2 in. (50.8 mm) 3 down 10 % max,

22、 retained on 2 in. (50 mm) sieve 25 % max, passing No. 8 (2.36 mm) sieveCalcium-silicon- 1 in. (25.4 mm) 3 down 5 % max, retained on 1 in. (25.0 mm) sieve 25 % max, passing No. 8 (2.36 mm) sievebarium 8 mesh (2.38 mm) 3 down 5 % max, retained on No. 8 (2.36 mm) sieve30 3 325 mesh (0.59 mm 3 0.044 mm

23、) sieve 5 % max, retained on 30 mesh (0.59 mm) sieve10 % max, passing 326 mesh (60.044 mm)sieveCalcium-silicon- 6 3 2 in. (152 3 50.8 mm) 25 lb lump max 10 % max, passing 2 in. (50 mm) sieveiron 3 in. (26.2 mm) 3 down 10 % max, retained on 2 in. (50 mm) sieve 15 % max, passing14 in. (6.3 mm) sieve2 in. (50.8 mm) 3 down 10 % max, retained on 2 in. (50 mm) sieve 15 % max, passing No. 8 (2.36 mm) sieve1 in. (25.4 mm) 3 down 5 % max, retained on No. 8 (2.36 mm) sieve 3 % max, passing No. 100 (0.149 mm) sieve8 mesh (2.38 mm) sieve 3 down 5 % max, retained on No. 8 (2.36 mm) sieveA495062

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