美國飛托克二閥組，美國飛托克變送器專用二閥組 2DSS-FNS8-A 2-Valve Manifolds 316 SS Two-Valve Manifolds, 1/2 Female NPT Inlet/process, Flanged Outlet/instrument, 1/4 Female NPT Test/Vent 2DSS-FNS8-AG 2-Valve Manifolds 316 SS Two-Valve Manifolds, 1/2 Female NPT Inlet/process, Flanged Outlet/instrument, 1/4 Female NPT Test/Vent 2DSS-FNS8-L 2-Valve Manifolds 316 SS Two-Valve Manifolds, 1/2 Female NPT Inlet/process, Flanged Outlet/instrument, 1/4 Female NPT Test/Vent 2DSS-FNS8-LG 2-Valve Manifolds 316 SS Two-Valve Manifolds, 1/2 Female NPT Inlet/process, Flanged Outlet/instrument, 1/4 Female NPT Test/Vent 2DSS-FNS8-H 2-Valve Manifolds 316 SS Two-Valve Manifolds, 1/2"Female NPT Inlet/process, Flanged Outlet/instrument, 1/4" Female NPT Test/Vent 2DSS-FNS8-HG 2-Valve Manifolds 316 SS Two-Valve Manifolds, 1/2"Female NPT Inlet/process, Flanged Outlet/instrument, 1/4" Female NPT Test/Vent 2DSS-F-H 2-Valve Manifolds 316 SS Two-Valve Manifolds, 1/2"Female NPT Inlet/process, Flanged Outlet/instrument, 1/4" Female NPT Test/Vent 規(guī)格型號: 2DSS-FNS8-A 品名: 美國飛托克2閥組 型號描述: 316 SS Two-Valve Manifolds, 1/2 Female NPT Inlet/process, Flanged Outlet/instrument, 1/4 Female NPT Test/Vent 美國飛托克二閥組特點(diǎn): ◎ 較大工作壓力： 不銹鋼：414 bar (6000 psig) 合金 C-276：414 bar (6000 psig) 合金 400：345 bar (5000 psig) ◎ 工作溫度： PTFE 填料：-54°C 至 232°C (-65°F 至 450°F) 石墨填料：-54°C 至 649°C (-65°F 至 1200°F) ◎ 內(nèi)通徑：0.157 in. (4.0 mm)，CV：0.35 ◎ 兩截閥桿設(shè)計，上閥桿螺紋經(jīng)特殊硬化處理，下閥 桿表面經(jīng)拋光硬化 ◎ 上閥桿螺紋的潤滑脂與系統(tǒng)介質(zhì)隔離 ◎ 非旋轉(zhuǎn)的下閥桿上下運(yùn)動代替螺紋升降，減少每個 行程對填料的磨擦，減少閥座和閥頭之間的咬合 ◎ 閥門在全開位置具有背密封功能 ◎ 手柄采用兩端螺釘鎖緊，穩(wěn)固耐用 ◎ 每只閥門在出廠前均以額定工作壓力的氮?dú)膺M(jìn)行密封測試