螺旋焊管
Spiral welded pipe
铝合金螺旋焊管生产线是我公司具有竞争力和技术特色的成熟机组，同时我公司也是全球唯二具备铝合金螺旋焊管生产能力的企业，产品规格已从直径Φ290mm开发至Φ1420mm。经过多年的探索和不断地完善，螺旋焊管工艺及装备技术水平已处于先进地位，同时使用的材料具有高导电率、高强度的技术特点，能满足输变电行业的特殊要求。
Aluminum alloy spiral welded pipe production line is our company's most competitive, the most technical characteristics of the mature unit, at the same time, our company is also the world's only two with aluminum alloy spiral welded pipe production capacity of the enterprise, product specifications have been developed from the diameter of Φ340mm to Φ1420mm. After years of exploration and continuous improvement, spiral welded pipe technology and equipment technology level in the world has been in a leading position, while the use of materials with high conductivity, high strength technical characteristics, to meet the special requirements of the power transmission industry.
图1 我公司现有Φ290-Φ1420mm 高精度螺旋焊管机组
Pic 11：Our company's existing Φ340-Φ1420mm high-precision spiral welded pipe unit
图2 我公司生产的550kV-1100kV螺旋焊管
Pic 12:550kV-1100kV spiral welded pipe produced by our company
图3 螺旋焊管在工程中的应用
Pic 13 Application of spiral welded pipe in engineering
