AH36船板钢的生产工艺流程为120 t BOF-LF-220/250 mm坯连铸-2250 mm轧机轧制。对CSP轧制的控制和新剪切工艺生产的10～24 mm AH36船用开平板钢(/%:0.07C、0.26Si、1.24Mn、0.014P、0.006S、0.031Als、0.028Nb、≤0.290C_(eq))和传统10...AH36船板钢的生产工艺流程为120 t BOF-LF-220/250 mm坯连铸-2250 mm轧机轧制。对CSP轧制的控制和新剪切工艺生产的10～24 mm AH36船用开平板钢(/%:0.07C、0.26Si、1.24Mn、0.014P、0.006S、0.031Als、0.028Nb、≤0.290C_(eq))和传统10～24 mm AH36船用中板钢(/%:0.13C、0.28Si、1.26Mn、0.024P、0.014S、0.038A1s、0.024Nb、≤0.363C_(eq))的力学性能进行了分析和对比。结果表明,0.07%C AH36船用钢开平板的力学性能达到0.13%C传统AH36船用钢中板的力学性能指标,0.07%C AH36钢开平板韧脆性转变温度为-60℃,较传统的0.13%C AH36钢中板韧脆性转变温度-40℃低。0.07%C AH36钢比传统0.13%C AH36钢有较好的工艺性能和较高的尺寸稳定性。展开更多
This study aims to analyse and forecast the significance of input process parameters to obtain a better ENi-P-TiO_(2) coated surface using artificial neural networks(ANN).By varying the four process parameters with th...This study aims to analyse and forecast the significance of input process parameters to obtain a better ENi-P-TiO_(2) coated surface using artificial neural networks(ANN).By varying the four process parameters with the Taguchi L9 design,fortyfive numbers of AH36 steel specimens are coated with ENi-P-TiO_(2) composites,and their microhardness values are determined.The ANN model was formulated using the input and output data obtained from the 45 specimens.The optimal design was developed based on mean squared error(MSE)and R2 values.The experimentally measured values were compared with their predicted values to determine the ANN model’s predictability.The efficiency of the ANN model is evaluated with an R2 value of 0.959 and an MSE value of 34.5634.The authors have concluded that the developed model is suitable for designing and predicting ENi-P-TiO_(2) composite coatings to avoid extensive experimentation with economic production.Scanning Electron Microscope(SEM)and X-ray diffraction analysis(XRD)are also utilised to compare the base metal and optimal coated surface.展开更多
文摘AH36船板钢的生产工艺流程为120 t BOF-LF-220/250 mm坯连铸-2250 mm轧机轧制。对CSP轧制的控制和新剪切工艺生产的10～24 mm AH36船用开平板钢(/%:0.07C、0.26Si、1.24Mn、0.014P、0.006S、0.031Als、0.028Nb、≤0.290C_(eq))和传统10～24 mm AH36船用中板钢(/%:0.13C、0.28Si、1.26Mn、0.024P、0.014S、0.038A1s、0.024Nb、≤0.363C_(eq))的力学性能进行了分析和对比。结果表明,0.07%C AH36船用钢开平板的力学性能达到0.13%C传统AH36船用钢中板的力学性能指标,0.07%C AH36钢开平板韧脆性转变温度为-60℃,较传统的0.13%C AH36钢中板韧脆性转变温度-40℃低。0.07%C AH36钢比传统0.13%C AH36钢有较好的工艺性能和较高的尺寸稳定性。
文摘This study aims to analyse and forecast the significance of input process parameters to obtain a better ENi-P-TiO_(2) coated surface using artificial neural networks(ANN).By varying the four process parameters with the Taguchi L9 design,fortyfive numbers of AH36 steel specimens are coated with ENi-P-TiO_(2) composites,and their microhardness values are determined.The ANN model was formulated using the input and output data obtained from the 45 specimens.The optimal design was developed based on mean squared error(MSE)and R2 values.The experimentally measured values were compared with their predicted values to determine the ANN model’s predictability.The efficiency of the ANN model is evaluated with an R2 value of 0.959 and an MSE value of 34.5634.The authors have concluded that the developed model is suitable for designing and predicting ENi-P-TiO_(2) composite coatings to avoid extensive experimentation with economic production.Scanning Electron Microscope(SEM)and X-ray diffraction analysis(XRD)are also utilised to compare the base metal and optimal coated surface.
