Jinquan Valve is a high-tech enterprise integrating valve product research, production, sales, and service. As an H44H and H44Y type PN16 ~ PN250 swing check valves supplier, our customized swing check valves are suitable for pressures of 1.6 ~ 25MPa, working temperatures of -29 ~ +550 ℃, and are applicable to pipeline conditions in the petroleum, chemical, pharmaceutical, fertilizer, power industries, and other environments. Applicable media include water, oil, steam, acidic media, and so on. We have been operating in the valve manufacturing field for over twenty years. With our experience, we have won high praise from the market for our reasonable prices, high quality, and attentive service.