杨勤祥, 廖青云. 加胶内衬复合钢管制造工艺探索及质量评价[J]. 钢管, 2024, 53(1): 60-63. DOI: 10.19938/j.steelpipe.1001-2311.2024.1.60.63
    引用本文: 杨勤祥, 廖青云. 加胶内衬复合钢管制造工艺探索及质量评价[J]. 钢管, 2024, 53(1): 60-63. DOI: 10.19938/j.steelpipe.1001-2311.2024.1.60.63
    YANG Qinxiang, LIAO Qingyun. Manufacturing Process Exploration and Quality Evaluation of Glued Lined Composite Steel Pipe[J]. STEEL PIPE, 2024, 53(1): 60-63. DOI: 10.19938/j.steelpipe.1001-2311.2024.1.60.63
    Citation: YANG Qinxiang, LIAO Qingyun. Manufacturing Process Exploration and Quality Evaluation of Glued Lined Composite Steel Pipe[J]. STEEL PIPE, 2024, 53(1): 60-63. DOI: 10.19938/j.steelpipe.1001-2311.2024.1.60.63

    加胶内衬复合钢管制造工艺探索及质量评价

    Manufacturing Process Exploration and Quality Evaluation of Glued Lined Composite Steel Pipe

    • 摘要: 通过在内衬复合钢管两层之间添加特殊黏合剂,并根据胶黏剂特性采用适当的加热温度和复合工艺提高两层之间的黏结强度的方法解决了铺管船Reel-Lay铺设方法卷曲时衬管的分离和起皱问题。试制的Φ273.1 mm×(12.7+3)mm规格L450+316L内衬复合钢管的黏结强度达到30 MPa以上。对试制样品进行弯曲半径R为8.19 m和9.56 m的弯曲试验评价,基、衬管没有分离和起皱。结果表明,这种两层之间加胶的工艺方法可以满足海上Reel-Lay铺设钢管的卷曲要求。

       

      Abstract: In order to solve the problem of liner separation and wrinkling of the lined pipe during curling with the Reed-Lay method via the pipe laying ship,a special adhesive is added between the two layers of the lined steel pipe,and furthermore the adhesion between the two layers is improved by using the appropriate heating temperature and composite process according to the adhesive characteristics. The adhesion of the trial produced Φ273.1 mm×(12.7+3)mm L450+ 316L lined composite steel pipe is up to more than 30 MPa. The bending radius R of 8.19 m and 9.56 m bending test evaluations are conducted to the trail produced pipe sample,which show that no separation and wrinkling are found with the base pipe and the liner pipe. As a result it is concluded that above the mentioned process of gluing the two layers of the composite pipe with the special adhesive can meet the requirements for curling the said lined steel pipe during the Reel-Lay off-shore operation.

       

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