Electric resilient seated gate valve Features 1, flat-bottomed seat globe valve market price, does not appear dirt accumulation, so that more reliable seal 2, the overall package of nitrile rubber valve shut-off valve, the valve parts are made of corrosion-resistant non-rusting steel and copper alloy material cut-off valve parameters can be used for sewage systems adapt to poor working conditions 3, small size, light weight, ease of installation and maintenance 4, valve stem three O-ring seal, greatly reducing the friction resistance switch, the switch . Lightweight watertight sleeve small-caliber single-seat control valve body Body Type: through single-seat cover drum casting ball valve nominal diameter :15,20,25㎜ nominal :ANSI 125,150,300,600; JIS 10,16,20,30,40K; PN1.6,4.0,6.4MPa connection type: sealing surface FF, RF, RJ, LG flange standard :ANSI B16.5, JIS B2201, JB / T79.1, JB / T79.2, HG20592 welding standards: SW socket weld material: the corrosion-resistant alloy steel, CrMo steel, cast stainless steel, Hastelloy, etc. Bonnet: Normal temperature type -17 + 230 ℃ elongation I type ~ :- 45 ~ -17 ℃, + 230 ~ + 566 ℃ Elongation type II:-100 ~ -45 ℃ Elongation type III:-196 ~ -100 ℃ Gland type: Bolt Clamp type PTFE packing :V vinyl packing, asbestos PTFE impregnated packing, asbestos braided packing, graphite packing much money off valve, globe valve, Tianchang instrument linked instruments provided by the United Instrument Sales Co., Ltd. Tianchang instrument. Instrument Sales Co., Ltd. Tianchang instrument Union (www.ylybxs.com) (www.ylybxs.com) strong, credible, in Chuzhou temperature instrumentation industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Tianchang instrument linked instruments into the brilliant and you work for a better future!