China • Yuanda Valve Group Co., Ltd. |
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This series of valve is suitable for working medium for water, non-corrosive liquid, air, saturated vapor etc.
Precautions for storage, installation and use
1. The valve is stored in a dry warehouse, and it is strictly
forbidden to store it in the open air.
2. Long-term storage should be maintained regularly.
3. This product can be installed in any position of the pipeline
and any pipeline, and the working conditions should be consistent
with the requirements in the performance specification.
4. A pressure test should be carried out before installation, and
installation can only be done if it meets the requirements.
5. Before installation, the inner cavity of the pipe and valve
should be cleaned up.
6. After the product is installed, it should not be subjected to
large external force.
7. The direction of the handle should be consistent with the
direction of the groove of the square head of the valve stem.
Pressure | 1.6 mpa |
Medium | water air oil |
Temperature | -20℃≤T≤150℃ |
Body | Hpb59-1 |
Disc | Hpb59-1 |
Stem | Hpb59-1 |
The principle of the valve core is the same as that of the gate of the dam. The rising water of the gate core flows out. The lower the gate core, the smaller the water until it is closed.