ASTM B224-2010 Standard Classification of Coppers《铜的标准分类》.pdf
《ASTM B224-2010 Standard Classification of Coppers《铜的标准分类》.pdf》由会员分享,可在线阅读,更多相关《ASTM B224-2010 Standard Classification of Coppers《铜的标准分类》.pdf(2页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: B224 10Standard Classification ofCoppers1This standard is issued under the fixed designation B224; 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 o
2、f last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope*1.1 This is a classification of the various types of coppercurrently available in refinery shapes and wrought products incommercial quantities. It is not a specification for the va
3、rioustypes of copper.1.2 In this classification, use is made of the standard copperdesignations in use by the copper industry.1.3 Although this classification includes certain UNS des-ignations as described in Practice E527, these designations arefor cross-reference only and are not requirements. Th
4、erefore, incase of conflict, this ASTM classification shall govern.1.4 This classification does not attempt to differentiatebetween all compositions that could be termed either coppersor copper-base alloys, but in conformance with general usagein the trade, includes those coppers in which the copper
5、 isspecified as 99.85 % or more, silver being counted as copper.NOTE 1Coppers may contain small amounts of certain elementsintentionally permitted to impart specific properties, without excessivelylowering electrical conductivity. The total copper plus specific permittedelements is usually specified
6、 as 99.85 % or more. These intentionallypermitted elements normally include, but are not limited to, arsenic,cadmium, chromium, lead, magnesium, silver, sulfur, tellurium, tin, zinc,and zirconium, plus deoxidizers, up to specific levels adopted by theInternational Standards Organization.1.5 UnitsThe
7、 values stated in inch-pound units are to beregarded as standard. The values given in parentheses aremathematical conversions to SI units, which are provided forinformation only and are not considered standard.2. Referenced Documents2.1 ASTM Standards:2E527 Practice for Numbering Metals and Alloys i
8、n theUnified Numbering System (UNS)B846 Terminology for Copper and Copper Alloys3. Terminology3.1 This classification covers definitions specific to thisdocument and in conjunction with B846.3.2 Definitions of Terms Specific to This Standard:3.2.1 sulfur-bearing copperCopper alloy containing aspecif
9、ied amount of sulfur (C14700).3.2.2 tellurium-bearing copperCopper alloy containing aspecified amount of tellurium (C14500).3.2.3 wirea solid section, including rectangular flat wirebut excluding other flat products, furnished in coils or onspools, reels, or bucks.3.2.4 zirconium-bearing copperCoppe
10、r alloy containing aspecified amount of zirconium (C15000).4. Significance and Use4.1 This classification lists the types of copper availablefrom refineries or fabricators, or both, defines the commonterms used, and gives the characteristics of many of thecoppers available. It is useful to the neoph
11、yte looking for theappropriate copper for a particular application.5. Basis of Classification5.1 Table 1 lists the standard designations, and the refineryshapes and fabricators products currently produced. The listedcoppers are not necessarily available in the complete range ofsizes in the form show
12、n, nor from any one supplier in all forms.5.2 Existing ASTM specifications for refinery copper andfor wrought copper products may cover more than one of thecoppers listed in Table 1 or may include only part of the rangecovered by any one of the coppers shown in this classification.6. Keywords6.1 cla
13、ssification, coppers1This classification is under the jurisdiction of ASTM Committee B05 onCopper and Copper Alloys and is the direct responsibility of Subcommittee B05.07on Refined Copper.Current edition approved Oct. 1, 2010. Published November 2010. Originallyapproved in 1948. Last previous editi
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- ASTMB2242010STANDARDCLASSIFICATIONOFCOPPERS 标准 分类 PDF

链接地址:http://www.mydoc123.com/p-460666.html