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DIN EN ISO 5817-2014

焊接.钢、镍、钛及其合金的熔焊接头(束焊除外).缺陷的质量等级

Welding –Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) – Quality levels for imperfections (ISO 5817:2014)

发布日期: 2014-08-01

实施日期: 2014-08-01

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