Profile: Qinhuangdao City Yu Tian Science and Technology Co., Ltd. specializes in metallurgical valves, metal bellow expansion joints, metallurgical vehicles, investment casting equipment, and pressure vessels. We serve industries such as steel & iron, metallurgical, chemical, power, gas and aerospace industries. Our three-way small tied expansion joint is mainly used for absorbing the displacement combined by the lateral and axial way. Stainless steel bellows flexible metal hose is composed of flexible body (bellows), net body, and different kinds of fittings. It is used for industrial pipe lines.