< p > said naughty castle will talk about its composition, intelligent to share naughty fort fitting today what pay attention to? < / p > < p > naughty fort longitudinal pipe pipe fittings including the main and side in charge of, the product of the vertical tube and side in charge of the Lord for the ductile cast iron is a integrated structure, the setting of primary longitudinal pipe has a vertical pipe screw holes, on the side in charge of the set is in charge of the screw holes, the main vertical tube and side in charge of setting of nozzle with stiffeners, the vertical pipe screw holes and in charge of set screw hole periphery have strengthen, longitudinal pipe screw holes and in charge of set screw hole have cone screw. < / p > < p > naughty fort fitting integrity is strong, easy processing and high strength; The durability of pipe fittings and strong degree is high; Enhance the resistance to deformation ability of the screw holes and the stability of the screw to secure. Cone screw structure, makes the screw to tight force along the central axis screw converge on one, screws and metal pipe wall form the vertical Angle, easy to install and make efficient use of arrived in force. < / p > < p > that's what we introduce you the naughty castle pipe standards, the introduction of hope we can help you, if you want to learn more relevant content, you can visit our website, we will provide you with more professional information. < / p > < p > smart naughty fort amusement equipment specialized production factory, let your naughty castle project continued high earnings < / p > < p > < / p >