1、The connection is firm, high pressure resistance, with tightness and the repeated installation, simple and convenient installation and maintenance, and the work is safe and reliable! 2、No welding is needed, which is good for fire prevention, crack prevention, high‑altitude operation and can eliminate the disadvantages caused by inadvertent welding. 3、The surface of the joint is finely polished by a special process, the hand feel is smooth and delicate, the interior is clean and bright, and the ruler can be accurately controlled. 4、Selected high-quality stainless steel 316 materials, the inspection indicators are in line with the standard. 5、Break the traditional installation method, double ferrule type installation is environmentally friendly, reusable, easy to operate, and can be removed freely.