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Analysis of Mechanical Properties of PSL2 X65Q Seamless Steel Linepipe
ZHOU Xiaofeng£¬LIU Jiangcheng£¬ZHANG Chuanyou£¬ZHOU Jiaxiang£¬ZHANG Guozhu £¨ Research and Development Department£¬Tianjin Pipe Group Corporation£¬Tianjin 300301 £©
Abstract£º Conducted are statistics and analysis of experi mental research data of PSL2 X65Q seamless steel linepipes as collected over the recent years£¬ involving tensile property£¬ impact property and hardness£¬ etc. The result shows that the PSL2 X65Q seamless steel linepipe features small yield strength fluctuation range£¨ÒÜ100 MPa£©£¬ low yield ratio £¨ÒÜ0.89£©£¬high plasticity£¬ fine toughness£¬low hardness and satisfactory corrosion resistance£¬ etc.£¬ being in compliance with the stringent requirements for marine pipeline£¬ and being suitable for the anti-large deformation pipeline£¬and pipe-laying operation with coiling method. Key words£ºX65Q£»seamless steel linepipe£»tensile property£»impact property£»hardness
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1 Á¦Ñ§ÐÔÄܵÄÒªÇó API Spec 5L¡ª2012 ±ê×¼ÔÛ1ÔÝ¶Ô PSL2 X65Q ¹ÜÏß ÓÃÎÞ·ì¸Ö¹ÜµÄÁ¦Ñ§ÐÔÄÜÒªÇó¼û±í 1¡£
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