x＝ 板厚68101214161820242528303235364050…单V对接焊缝横向收缩近似值及公式：y = 1.01*e^（0.0464x）双V对接焊缝横向收缩近似值及公式x＝ 板厚68101214161820242528303235364050…单面坡口角焊缝横向收缩近似值及公y = -0.0005x2-0.0085x+0.9053x＝ 板厚6810121416182024252830…无坡口单面角焊缝横向收缩近似值及y = -0.0017x2+0.023x+0.8433x＝ 板厚68101214161820242528…双面间断角焊缝横向收缩近似值及y = 0.001x2-0.0359x+0.5077x ＝ 板厚68101214161820242528…y＝收缩近似值1.3342246661.4639677031.6063272471.7625301571.9339225932.1219816182.328327932.5547398273.0757550053.2218328453.7030263324.0631170234.4582237515.1240771135.3674365866.46207483410.27743255…缩近似值及公式：y = 1.01*e^（0.0464x）及公式： y = 0.908*e^（0.0467x ） y＝收缩近似值1.2016421951.3192839451.4484429171.5902466581.7459331011.9168613732.1045236622.3105582422.7851150142.9182647423.3571391983.6858058594.0466492544.655220154.8777751585.8796028529.379150998…值及公式：y = -0.0005x2-0.0085x+0.9053y＝收缩近似值0.83630.80530.77030.73130.68830.64130.59030.53530.41330.38030.27530.2003…似值及公式：y = -0.0017x2+0.023x+0.8433y＝收缩近似值0.92010.91850.90330.87450.83210.77610.70650.62330.41610.35580.1545…似值及公式：y = 0.001x2-0.0359x+0.5077y＝收缩近似值0.32830.28450.24870.22090.20110.18930.18550.18970.22210.23520.2865…
