- Have the threads external to the valve body. The gate valve stem is moving up when the valve is opening.
- In this way, you can visually keep track of how far the valve is open. With a rising stem gate valve it is easy to tell if the valve is open or closed by looking at the amount of stem that is exposed.
- Rising stem valves are usually made from cast or forged steel while non rising stem valves are more typically brass, bronze or cast iron.
- Application: Pipelines to convey oil and storage facilities, water and wastewater technology.
Athena manufactures valves from genuine guaranteed raw material with material test certificates, hydraulic test certificates, MTC 3.1 available with all supply. Also, we can provide valves with third party inspection agencies.