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Meterial of main parts
| Components name | Material |
| Valve body | Cast iron ¡¢ductile iron |
| Valve cover | Cast iron ¡¢ductile iron rubber coated |
| Stem | Stainless steel |
Technical data
| PN (MPa) Nominal Pressure | 1.0 | 1.6 | 2.5 |
| (MPa) Intensity pressure test | 1.5 |
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