MANUAL VACUUM BUTTERFLY VALVE
| | 公稱通徑Nominal Diameter:32~400mm 適用溫度Suitable temperature: -29°C~150°C 閥門]漏率Gas leakage rate:≤1.3×10-5Pa.L/S(正反向) 適用范圍Scope of appication: 105~67×10-5Pa 主體材質(zhì)The main materials: 鑄鋼、不銹鋼 Cast steel, stainless steel |