dn200无缝钢管1米多少钱 200的无缝管人工安装费一米多少钱
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绛旓細W=0.02466锛圖-S锛塖 219*6鐨勯晙閿鏃犵紳绠 鐑涧 瀹為檯澹佸帤6.4 绫抽噸=锛219-6.4锛*6.4*0.02466=33.55鍏枻
绛旓細閽㈢鐞嗚閲嶉噺璁＄畻鍏紡:W=0.02466脳澹佸帤x(澶栧緞--鍐呭緞)銆 绫抽噸锛300.8KG DN200閽㈢4姣背鍘氾紝涓绫澶氶噸锛 w=0.02466xS锛圖-S锛 D=澶栧緞 S=澹佸帤 DN200鐨勫寰勬槸219 浣犵殑澹佸帤鏄4mm (219-4)x4x0,0246615=21.209鍏枻 DN700mm鏃犵紳閽㈢姣绫冲灏鍏枻閲嶇澹佸帤10mm 绠℃潗鐨勫簲鐢ㄩ鍩熷緢骞裤傝澶...
绛旓細鏃犵紳閽㈢DN100鐨勬槸鎸囬挗绠″唴寰勶紝璁＄畻淇濇俯灞傚簲璇ユ寜澶栧緞绠楋紝灏辨槸鍔犱笂閽㈢鏈韩鍘氬害锛屽簲璇ユ槸108锛岀О涓何108,DN125=桅133锛孌N150=桅159,DN200=桅219锛孌N250=桅273锛孌N300=桅325銆傦紙鏈夌紳閽㈢涓嶄竴鏍凤紝DN100=桅114锛孌N150=桅165)銆傛寜鐓т綘鐨勬暟鎹紝鍦―N100--DN300涔嬮棿鐨勫父瑙佸瀷鍙峰氨杩欎簺銆傝绠楁柟娉曚负锛氾紙...
绛旓細50鍒55涓绫鍖呭惈闃茶厫
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绛旓細绠℃潗鐞嗚閲嶉噺璁＄畻鍏紡 閽㈢锛堝寘鎷鏃犵紳閽㈢鍙婄剨鎺ラ挗绠★級锛圞g/m)璁＄畻鍏紡 锛歐=0.02466*S(D-S)绗﹀彿鎰忎箟 锛欴=澶栧緞 S=澹佸帤 鏈夐噸閲忔眰浠锋牸
绛旓細鍥芥爣鏃犵紳閽㈢鐢ㄤ簬閲囨殩瑙勬牸濡備笅琛細鐢ㄩ斿垎绫 GB/T8162-2008锛堢粨鏋勭敤鏃犵紳閽㈢锛夈備富瑕佺敤浜庝竴鑸粨鏋勫拰鏈烘缁撴瀯銆傚叾浠ｈ〃鏉愯川锛堢墝鍙凤級锛氱⒊绱犻挗20銆45鍙烽挗锛涘悎閲戦挗Q345銆20Cr銆40Cr銆20CrMo銆30-35CrMo銆42CrMo绛夈侴B/T8163-2008锛堣緭閫佹祦浣撶敤鏃犵紳閽㈢锛夈備富瑕佺敤浜庡伐绋嬪強澶у瀷璁惧涓婅緭閫佹祦浣撶閬撱備唬琛ㄦ潗璐紙鐗屽彿锛...
绛旓細DN200灏辨槸鐩村緞219姣背鐨勶紝澹佸帤鏄6姣背鐨勶紝姣忕背閲嶉噺涓31.52鍏枻
