很长,Spiral steel pipe(螺旋钢管),货物外径壁厚上面四种,长度都大于12米,最长18.3米 762*25.4 914*20.6 762*19.1 914*15.9
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螺旋管(spiral steel pipe),产品,供应螺旋管,专业生产螺,提供优质钢,219-2020,亚丰牌,中国制造,中国,天津市,生产商,管材,冶金矿产...
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... Cold-drawn seamless steel tubes 冷拔无缝钢管 spiral steel pipe 电钻钢管 Standard规范 welded 铆接 ...
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... spiral source of dislocation螺线位错源 spiral steel pipe螺旋焊接钢管 spiral welded tubing螺旋焊管 ...
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spiral welded steel pipe 螺旋焊接钢管 ; 螺旋烧焊钢管 ; 电钻铆接钢管 ; 螺彷焊接钢管
Price of spiral steel pipe 螺旋钢管价格
Standard for spiral steel pipe 螺旋钢管标准
Spiral steel pipe wall thickness 螺旋钢管壁厚
Spiral Welding Steel Pipe 螺焊钢管
Spiral steel pipe machine CIQ 螺旋焊管机
Optimum internal-spiral steel pipe 优化内螺纹钢管
spiral-weld steel pipe pile 螺旋电焊钢管桩
The defects will be found in the seam side with ultrasonic inspection but hardly found with X ray inspection as the small diameter spiral pipe production with the split strip steel.
采用纵剪带钢生产小口径螺旋焊管时,超声波检验经常在焊缝的一侧发现缺陷波,而X射线拍片检验却很难发现。
In the production of spiral weld pipe, the quality of the online automatic submerged arc welding is of significant importance to the final steel pipe product.
在螺旋焊管的生产过程中,在线埋弧自动焊的焊接质量对最终钢管产品的质量具有十分重要意义。
The results of batch manufacture grade X80 spiral and longitudinal submerged arc welded pipe all meet the pipe technical conations required by"Grade X80 Pipeline Steel Pipe Application Project";
X80钢螺旋缝和直缝埋弧焊管的批量试制结果全部符合“X80级管线钢管应用工程”钢管技术条件的要求;
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