JIS-般结构用方形钢管STKR的标准.pdf

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1、G3444:2006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，社団法人日本鉄鋼連盟(JISF)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，JISG3444:2004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

2、準調査会は，このような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かかわる確認について，責任はもたない。（1）G3444：2006目次ページ1.適用範囲·······································································································································································

3、··12.引用規格·········································································································································································13.種類及び記号················································································

4、················································································14.製造方法·········································································································································································15.化学成分····

5、·····································································································································································25.1溶鋼分析値·····························································································

6、·····································································25.2製品分析値··································································································································································26.機械的性質···················

7、·················································································································································26.1引張強さ，降伏点又は耐力··········································································································

8、···························26.2引張試験に適用する試験片及び伸び····················································································