公称通经DN数量n螺纹规格109060144M124121428159565144M1246214322010575144M1256216402511585144M12652165032140100184M16762186040150110184M16842187050165125184M16992208465185145184M1611822010480200160188M16132220120100220180188M16156222140125250210188M20184222170150285240188M20211224190200340295228M202662242462503953502212M203192262983004454002212M203702263483505054602216M244292264084005655152216M244802264564506155652220M245302285025006706202620M275822285596007807253020M276822346587008958403024M3079453477280010159503324M30901536876900111510503328M3310015389761000123011603628M36111253810801200145513803932M39132854412921400167515904236M45153054814961600191518204840M45175055217121800211520204844M45195055619102000232522304848M4521505602120数量n螺纹规格109060144M124121428159565144M1246214322010575144M12562164025115