You can also contact us online at any time, and we will always answer your questions with the most enthusiastic attitude.
FAQ
We believe that you may encounter some problems during the purchase and use of our products. For some common questions, we have provided the following answers.
What are the types of ball valve seat?
A: We have soft seat(PTFE, EPDM, etc) and hard seat(A105, A216 WCB, and stainless steel).
What is the connection way of butterfly valve?
A: TSV butterfly valves are available in flange, lug and wafer style and are designed with following features:
-The face to face dimensions are provided in accordance with ASME B16.10;
-Provisions to connect with actuator are provided in accordance with ISO standard;
-The retainer and seat are positioned free from any other obstacles such as mating flange for constant torque;
-The parts are interchangeable each other for easy maintenance.
What is the material of your butterfly valve?
A: We have Ductile iron(GG50), Carbon steel(A216 WCB, A105) and Stainless steel(SS304, SS316).
How do you operate your butterfly valves?
A: We have Gearbox, motor as well as pneumatic device.
Before beginning operating, the installation is very important, disc/pipe clearance should be checked to avoid the possibility of scraping the disc edge on the pipe ID and damaging the sealing surface. Butterfly valves should be installed a minimum of six(6) pipe diameters from other line components.
Can your gate valves meet the high pressure requirements？
A: Sure! For high pressure environments, we have self-sealing gate valves to meet the requirements.
By turning the hand wheel counter-clockwise, the stem, to which the wedge (or disc) is attached at the base, is drawn up through the yoke sleeve. By turning the hand wheel clockwise, the action is reversed and the wedge (or disc) is lowered into the closed position.
What tests do you perform on gate valves?
A: We usually have pressure test, dimension test as well as the material test. For the pressure test, we will perform water/air pressure test. If the clients need, we can provide the video.
How do you operate your gate valves?
A: We have manual (Lever, handwheel), motor device as well as the pneumatic device~
What is the material of your globe valve?
A: We forging and casting for the globe valve.
How do you operate your globe valves?
A: We have manual (Lever, handwheel), motor device as well as the pneumatic device~
What is the connection way of globe valve?
A: We have flanges(RF, FF, RTJ), SW, BW as well as the Thread.
What is the type of check valve?
A: Swing check valve, Lift check valve, Tilting check valve and dual plate check valve;
What is the function of check valve?
A: As the name suggests, the check valve acts to prevent the reverse flow of the medium.
