D43H hard sealing flange valve advantages: Butterfly Valve Structural features ① three-eccentric unique design so that no friction between the sealing surface transmission, extended valve life. ② elastic seal by the torque. ③ clever wedge design makes the valve has more closed more tight sealing function automatically, compensatory, zero leakage between the seal faces. ④ small size, light weight, compact operation, easy installation. ⑤ configurable pneumatic, electric apparatus according to user requirements to meet the needs of remote control and programming. ⑥ replacement parts and materials can be applied to a variety of media. Valve Co., Ltd. Tianjin 祖耀 main design and production of high voltage, DN15 ~ butterfly valves, gate valves, ball valves, check valves, automatic control valves 6000mm, the shut-off valve, exhaust valve, filter, copper valves and pipe fittings, etc. products. Products are widely used in water engineering, urban drainage, sewage treatment, electricity, petroleum, chemicals, heat, shipbuilding, medicine and metallurgy industries. In goods and services, the company launched the product quality assurance commitment to the promotion of "advanced services", "whole process of service" in product quality, delivery date, technical services, training, compensation for breach of contract seven aspects, service hotline, product prices realized commitment to make users of the products with the rest assured. Tianjin Zu Yao absolutely affordable price. In the current fierce competition in the market, companies always follow the "science and technology, quality assurance, in good faith as a criterion to serve as the goal" business philosophy, adhere to the pursuit of excellence, providing quality services to new and old customers at the same time companies also made steady and efficient development.