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时间:2020-03-28
《JIS H3320-2006 铜和铜合金焊接管Copper and copper alloy welded pipes and tubes.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、H3320:2006まえがきこの規格は,工業標準化法第14条によって準用する第12条第1項の規定に基づき,日本伸銅協会(JCBA)/財団法人日本規格協会(JSA)から,工業標準原案を具して日本工業規格を改正すべきとの申出があり,日本工業標準調査会の審議を経て,経済産業大臣が改正した日本工業規格である。これによって,JISH3320:1992は改正され,この規格に置き換えられる。この規格の一部が、技術的性質をもつ特許権,出願公開後の特許出願,実用新案権,又は出願公開後の実用新案登録出願に抵触する可能性があることに注意を喚起する。経済産業大臣及び日本工業標準調査会は,このような技術的性質をもつ特
2、許権,出願公開後の特許出願,実用新案権,又は出願公開後の実用新案登録出願にかかわる確認について,責任をもたない。JISH3320には,次に示す附属書がある。附属書(参考)銅及び銅合金溶接管の標準寸法(1)H3320:2006目次ページ1.適用範囲·········································································································································································12.引用規格
3、·········································································································································································13.種類,等級及び記号······················································································································
4、······························14.品質·················································································································································································24.1外観·················································································
5、······························································································24.2化学成分······································································································································································24.3機械的性質及び物理的性質の試験項目··········
6、······································································································24.4機械的性質··································································································································································34.5結晶粒度··················
7、····················································································································································44.6押広げ性··················································
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