Shanghai needle valve _ Instrument Instrument sales boutique needle valve (certified) _ needle valve

Spherical sealed stainless steel needle valve Model: J21W-DN6-160P - φ14 spherical globe valve seal J21W J21 external thread the needle valve J21W needle valves, globe valves, also known as an external thread, the thread the needle valve, needle-shaped external thread valve, using welded connection, connection with external thread with live body fit, it is also called the external thread cut-off valve of the company J21W external thread globe valve specifications are: DN6, DN10, DN15 needle valve, DN20, DN25 Model main: J21W-16P, J21W-25P, J21W-32P sleeve needle valve, J21W-64P, J21Y-160P, J21H-160P, J21Y-320P, J21W-16C, J21W-25C, J21W-32C, J21W -64C and external thread the needle valve, J21Y-160C, J21H-160C stainless steel needle valve, J21Y-320C material mainly: 20 #, 304,201,316,316L shutoff valve shortcomings as follows: a large fluid resistance, open and time required to close a larger force. 2, does not apply with particles, viscosity, easy coking medium. 3. Adjust poor performance. According to the type of valve closing position of the valve stem threads divided externally threaded style, thread ceremony. Flow divided by the media, there are straight, DC type and angle type. Shutoff valve seal form by points, packing externally threaded bellows sealed globe valves and globe valve. Shanghai needle valve _ Instrument Instrument sales boutique needle valve (certified) _ Needle Valve Co., Ltd. Zhenjiang Instrument by instrument valves. Zhenjiang Instrumentation Valve Co., Ltd. (www.zjdqyb.com) Jiangsu Zhenjiang, chemical instrumentation leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Instrumentation in leadership with the staff warmly welcome all inquiries negotiations to create the better future for Instrumentation.