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1950年无缝钢管是如何生产的?长沙无缝管的发展历史

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ZHANGSHAWUFENGGUANFAZHANLISHI

WUFENGGANGGUANSHENGCHANYOUJIN100NIANDELISHI。DEGUORENMANNISIMANXIONGDIYU1885NIANSHOUXIANFAMINGERGUNXIEYACHUANKONGJI,1891NIANYOUFAMINGZHOUQIYAGUANJI,1903NIANRUISHIRENSHIDIFEIER(R.C.Stiefel)FAMINGZIDONGYAGUANJI(YECHENGDINGTOUSHIYAGUANJI),YIHOUYOUCHUXIANLELIANXUSHIYAGUANJIHEDINGGUANJIDENGGEZHONGYANSHENJI,KAISHIXINGCHENGJINDAIWUFENGGANGGUANGONGYE。


20SHIJI30NIANDAIYOUYUCAIYONGLESANGUNYAGUANJI、JIYAJI、ZHOUQISHILENGYAGUANJI,GAISHANLEGANGGUANDEPINZHONGZHILIANG。60NIANDAIYOUYULIANYAGUANJIDEGAIJIN,SANGUNCHUANKONGJIDECHUXIAN,TEBIESHIYINGYONGZHANGLIJIANJINGJIHELIANZHUPIDECHENGGONG,TIGAOLESHENGCHANXIAOLV,ZENGQIANGLEWUFENGGUANYUHANGUANJINGZHENGDENENGLI。70NIANDAIWUFENGGUANYUHANGUANZHENGBINGJIAQIQU,SHIJIEGANGGUANCHANLIANGYIMEINIAN 5%YISHANGDESUDUDIZENG。ZHONGGUO1953NIANHOUZHONGSHIFAZHANWUFENGGANGGUANGONGYE,YICHUBUXINGCHENGYAZHIGEZHONGDA、ZHONG、XIAOXINGGUANCAIDESHENGCHANTIXI。TONGGUANYIBANYECAIYONGDINGPIXIEYACHUANKONG、YAGUANJIYAZHI、PANGUANLASHENGONGYI。


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⑤ANYONGTUFEN:GUOLUGUAN、YOUJINGGUAN、GUANXIANGUAN、JIEGOUGUAN、HUAFEIGUAN ……