Japan, Risyo Valve
Risyo Gate Valve Types Manual Valve
Made in Japan
Manufacturer: Risyo Valve Works Co., Ltd.
Product name: Gate Valve
Type
External thread type
Main materials handled
| Carbon steel | SCPH2/WCB, SFVC2A/A105 |
|---|---|
| Low alloy steel | SCPH21 / WC6, SCPH32 / WC9, F11 / SFVAF11A, F22 / SFVAF22B |
| stainless steel | SCS13A, SCS14A, SCS16A, SUS304, SUS316, SUS316L |
Stellite plating on seat
- For standard valves, both the valve body and the valve seat are plated with Stellite.
- Standard valves are tested with leakage = 0.
- Mitsubishi Stellite’s brand name was changed to Bishilite in April 2012.
General characteristics of each valve
| Gate valve | Pressure loss ⇒ Low operating force ⇒ Medium opening and closing time ⇒ Long |
|---|
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