發布時間：2022-07-14瀏覽量：1679
The Japanese standard stainless steel flanged ball valve is a valve product made of stainless steel and inspected by the Japanese JIS industrial standard. Stainless steel Japanese standard flanged ball valves are currently mainly used to connect or cut off the medium in the pipeline, and some of them can be used for fluid control and regulation. They are widely used in various industries, such as chemical industry, petroleum, metallurgy, water treatment, electric power, etc. This article introduces the test pressure and connection size of the Japanese standard stainless steel flange ball valve in detail. The specific content is as follows.
Table 1 Japanese standard stainless steel flanged ball valve test pressure:
| Pilot projects | shell test | Seal test | upper seal test | Air tightness test | |
| medium | water | gas | |||
| unit | MPa | MPa | MPa | MPa | |
| Nominal pressure | 10K | 2.4 | 1.5 | 1.5 | 0.5-0.7 |
| 20K | 5.8 | 4.8 | 4.8 |
Table 2 Main connection dimensions of stainless steel Japanese standard flanged ball valve
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