Shandong valve | Everbright valve (certified) | safety valve provided by Shandong China Everbright Limited valve. Valve Co., Ltd. Shandong China Everbright (www.sdgdfm.com) is specialized in the "valve" of the enterprise, the company of "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Manager Ma. Equipment or pipeline A27H inching valve springs suitable for ≤200 ℃ operating temperature of the water, air, steam and other media. A27Y applicable to operating temperature ≤200 ℃ have equipment or pipeline corrosive media, as the overpressure protection device. Valve Co., Ltd. Shandong Everbright valve manufacturer specializing in the production of Shandong A27H inching valve springs, new and old customers call to order our products! High pressure safety valve spring Weiqi Closed inching valve opening height is less than the diameter of 1/4 A27H runner inching valve springs, usually a runner diameter of 1/40 1/20. Action process inching valve is proportional action type of valve is mainly used for liquid applications, sometimes for a small gas emissions occasions. Valve Co., Ltd. Shandong Everbright valve manufacturer specializing in the production, welcome new and old customers to order our products!