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- X80厚壁焊管 X80 grade steel pipe with heavy thickness
- 纵剪带钢边缘状态对小直径厚壁焊管焊接质量的影响及其控制措施 INFLUENCE OF EDGE CONDITION OF SLIT-STEEL STRIP ON WELDING QUALITY OF SMALL SIZED HEAVY-WALLED WELDED PIPE AND RELEVANT CONTROL MEASURES
- 小直径厚壁焊管 small diameter and thickness welded tube
- X80管线钢螺旋焊管 X80 SSAW pipe
- X80级螺旋埋弧焊管 X80 grade SSAW pipe
- 厚壁轮枝菌 Verticillium chlamydosporium
- X80 X80 grade
- 板厚 slab thickness
- 薄壁 thin wall
- X80级 X80 grade
- 流管 flow passage
- 埋弧焊 hidden arc welding
- X80级钢管 X80 grade steel pipe
- 圆管 circular tube
- 保险管 protective tube
- X80钢与WPHY80钢 X80 and WPHY80
- 围绕接合孢子厚壁菌丝鞘的粘附层 halo
- 针管 needle tube
- 源管 source capsule
- 铝管 aluminum pipe
