公法称兰通厚径度DN法兰螺栓孔中心圆螺栓螺栓螺纹f2C管径直径K孔直孔数Th.xD径L量n1017.2149060144M12412344353141521.3189565144M12462394403142026.92510575144M12562504513162533.73211585144M12652574583163242.438140100184M16762654663184048.345150110184M16842754763185060.357165125184M16992874883206576.176185145184M16118210941103208088.989200160188M1613221204121320100114.3108220180188M1615621494.51503.522125139.7133250210188M1618421754.51763.522150168.3159285240228M2021122034.52043.524200219.1219340295228M2026622594.52603.5242502732733953502212M2031923124.53133.526300323.93254454002212M2037023634.53643.526350355.63775054602216M2042924215422426400406.44265655152616M24480247354744264504574806155652620M2453025235524428产品详细:化学工业部标准HG20592-97的详细资料:密封面尺寸钢管外径A1连接尺寸突面凸面凹面xYf3ABdf1带颈平焊钢制管法兰PN1.0MPa(10压力)5005085306706202620M24582257555764286006106307807253020M2768226755676428公法称兰通厚径度DN法兰螺栓螺纹f2C管径孔数Th.xD量n1017.2149060144M12412344353141521.3189565144M12462394403142026.92510575144M12562504513162533.73211585144M12652574583163242.438140100184M16762654663184048.345150110184M16842754763185060.357165125184M16992874883206576.176185145184M16118210941103208088.989200160188M1613221204121320100114.3108220180188M1615621494.51503.522125139.7133250210188M1618421754.51763.522150168.3159285240228M2021122034.52043.524200219.12193402952212M2027422594.52603.5242502732734053552612M2433023124.53133.526300323.93254604102612M2438923634.53643.528350355.63775204702616M2444824215422430400406.44265805253016M27503247354744324504574806405853020M27548252355244345005085307156503320M30×2609257555764346006106308407703620M33×272026755676436公法兰称厚度通C径DN法兰螺栓孔螺栓螺栓螺纹外径A1f3AB螺栓孔中心圆直径K螺栓孔直径L钢管外径A1连接尺寸密封面尺寸突面凸面凹面df1xY钢管连接尺寸密封面尺寸突面凸面凹面带颈平焊钢制管法兰 PN1.6Mpa(16bar)HG20592-97 带颈平焊钢制管法兰 PN2.5Mpa(25bar)管径中心圆孔直孔数Th.D直径K径L量n1017.2149060144M12412344353141521.3189565144M...