3, seizing read door shell crack Marine valve lines, blow hole, trachoma, pneumatic butterfly valve installation direction whether accord with technical requirements. 。 5, pneumatic butterfly valve in the pressure test, no leakage. 2, seizing pipeline and facilities installed pneumatic butterfly valve type, specification, stress level is accord with drawings requirements. Q: pneumatic butterfly valve installation quality of the investigation: a: 1, installed on the process piping and equipment of pneumatic butterfly valve products accord with a standard certificate. Try, and implement under the condition of water pressure. 4, seizing pneumatic butterfly valve stroke is smooth, safe and secure style eA mouth, has the drive should be flexible and reliable. Nominal diameter less than or equal to 150 mm of pneumatic butterfly valve pressure test no leakage to conform to the standards for 5 min, nominal diameter larger than 150 mm of pneumatic butterfly valve pressure test for 10 min to conform to the standard. To install the driver device of pneumatic butterfly valve, Such as electricity, gas, hydraulic valve) , in addition to using hand, should also be utilized in drive things, try execute strictly properties, and adjust the standard. Notes to the order: The national standard) A, A: B: product name, model, nominal size medium and temperature, pressure range C: whether there is attachment, delivery time, and special requirements so that we can correct selection for you. Second, if the valve has been selected by design unit of our company model, please order according to the valves parameters directly with our sales center. Three, it is very important when you use the occasion or the environment is more complex, would you please provide design drawings and detailed parameters, our engineers experts will concentrate on review and analysis for you. We can provide you with professional solutions, including design, customization, complete, operation and service. We've been working on the valve leader in the field of industry, to provide you with the latest knowledge of the valve, the best service, best technical adviser. Thank you for visiting our website, if you have any questions, you can call us, we will be dedicated to provide you with quality services. The factory provides professional ball valve, butterfly valve, gate Industrial Valves, globe Industrial Valves, check valve, relief valve, safety valve, Marine valve, oil valve, hydraulic control valve and other kinds of valves.
An increasing dependence on the use of water gate valve resilient gate valve has made numerous changes in the os & y valve fire protection industry over the past decades.
If you already use ductile iron gate valve elsewhere or want the ability to offer restricted chat access to certain individuals, gate valve resilient seated valve offers you the most flexibility.
can be used in a wide variety of ways.
When selecting the best products for customers, we considered not only the wedge valve, but also the resilient seal gate valve.