北京快3走势图

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镀锌钢管重量计算公式介绍

  镀锌钢管重量公式:[(外径-壁厚)*壁厚]*0.02466=kg/米(每米的重量)
镀锌钢管重量计算公式介绍

  HANGUAN

北京快3走势图  PUTONGDUXINHANGUAN1.2CUNZHONGLIANGWEI3.13kg/m,1.5CUNZHONGLIANGWEI3.84kg/m;

  JIAHOUXINGDUXINHANGUAN1.2CUNZHONGLIANGWEI3.78/m,1.5CUNZHONGLIANGWEI4.58kg/m;

  DUXINGANGGUANDEZHONGLIANGXISHU

北京快3走势图  GONGCHENGBIHOUmm 2.0、2.5、2.8、3.2、3.5、3.8、4.0、4.5

北京快3走势图  XISHUc 1.064、1.051、1.045、1.040、1.036、1.034、1.032、1.028

  ZHU:GANGDEPAIHAO:Q215A;Q215B;Q235A;Q235B

  SHIYANYALIZHI/Mpa:D10.2-168.3mmWEI3Mpa;D177.8-323.9mmWEI5Mpa

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北京快3走势图  QUCONGDIANDEDANWEIWEIN/mm2(MPa)。SHANGQUCONGDIAN(σsu):SHIYANGFAZUOQUCONGERLIXIAJIANGQIANDEDAYINGLI; XIAQUDANGBUJICHUSHISHUNSHIXIAOYINGSHI,QUCONGJIEDUANZHONGDEXIAOYINGLI。QUCONGDIANDEJISUANGONGSHIWEI:SHIZHONG:Fs--SHIYANGLASHENGUOCHENGZHONGQUCONGLI(WENDING),N(NIUDUN)So--SHIYANGYUANSHIHENGJIEMIANJI,mm2。DUANHOUSHENZHANGLV(σ)ZAILASHENSHIYANZHONG,SHIYANGLADUANHOUQIBIAOJUSUOTIANJIADEZHANGDUYUYUANBIAOJUZHANGDUDEBAIFENBI,CHENGWEISHENZHANGLV。YIσBIAOMING,DANWEIWEI%。JISUANGONGSHIWEI:SHIZHONG:L1--SHIYANGLADUANHOUDEBIAOJUZHANGDU,mm; L0--SHIYANGYUANSHIBIAOJUZHANGDU,mm。