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20无缝钢管

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20无缝钢管

详细介绍

1.1GANGGUANGONGCHENGWAIJINGWEI88.9mm,GONGCHENGBIHOUWEI6.45mm。1.2 GANGGUANDEWAIJINGHEBIHOUYUNXUPIANCHAYINGFUHEBIAO1DEGUIDING。BIAO WAIJINGYUNXUPIANCHA+ 0.50mm~0.20mm BIHOUYUNXUPIANCHA + 0.97mm~0.77mm 。2 GANGGUANDETONGCHANGZHANGDUWEI9400mm~9750mm。

3 外形 3.1 钢管的弯曲度不得大于1.0mm/m。3.2 钢管两端端面应与钢管轴线垂直,切口毛刺应予清除。4 重量 钢管按实际重量交货,亦可按理论重量交货。钢管每米理论重量为13.115kg/m。5.钢管的成品化学成分允许偏差应符合GB/T 222的有关规定。20#无缝钢管

6.JIAOHUOZHUANGTAI GANGGUANYIREYAZHUANGTAIJIAOHUO。7.LIXUEXINGNENG JINGSHIDANGRECHULI,GANGGUANDELIXUEXINGNENGYINGDADAOAPI SPEC 5CT ZHONGN80GANGJIDEYAOQIU。8.MISHIXING GANGGUANYINGZHUGENJINXINGWOLIUTANSHANGYIJIANYANGANGGUANDEMISHIXING,WOLIUTANSHANGDUIBISHIYANGRENGONGQUEXIANTONGKONGZHIJINGWEIφ2.2mm±0.01mm。GANGGUANZUOWEIGANGTIECHANPINDEZHONGYAOZUCHENGBUFEN,YINQIZHIZAOGONGYIJISUOYONGGUANPIXINGZHUANGBUTONGERFENWEIWUFENGGANGGUAN(YUANPI)HEHANJIEGANGGUAN(BAN,DAIPI)LIANGDALEI。

20#无缝钢管

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关键词:20无缝钢管,无缝钢管,保温钢管

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