用途
Purpose
該閥廣泛用于建筑、化工、醫(yī)藥、輕紡、船舶及其它行業(yè)的各種給排水管路上，作為截斷和調(diào)節(jié)設備使用。
This valve is used as a cutoff and adjustment equipment on various water supply and drain-out pipelines for construction, chemipharmacy, light and textile and other trades.
特點
Characteristics
1、雙向密封無介質(zhì)流向要求，安裝空間小;2、不銹鋼蝶板耐腐蝕;
3、可脫卸式橡膠膠套,密封可靠,方便更換;
4、帶開度指示的刻度盤,顯示閥瓣開關(guān)位置，實現(xiàn)調(diào)流功能。
1.Dual-way sealing, without requiring the medium flowing direction, in a small installation space;2.Stainless steell made butterfly plate, corrosion-proof;
3.Removable rubber sleeve,reliably sealed and easily replaceable;
4.The scale with graduation indication shows the open-close position of the disc, realizing the flow adjustment.
執(zhí)行標準
Execution standard
設計制造標準Design and manufacturing standards: GB/T12238-2008法蘭連接尺寸Flange connection size: GB 2555
試驗標準Test standard: GB/T 13927
連接方式Connection type:對夾wafer
性能規(guī)范
Performance specification
公稱壓力Nominal pressure:PN10、PN16公稱通徑Nominal diameter: DN50~60omm適用溫度Applicable temperature:≤100c
適用介質(zhì)Applicable medium:水、氣、油Water, gas, oil
主要零件材料
Main parts materials
閥軸—不銹鋼
Valve shaft-Stainless steel
蝶板━球墨鑄鐵鍍鉻/不銹鋼
Butterfly plate—Ductile iron chrome platingystainless steel
閥體—球墨鑄鐵/鑄鋼
Body—Ductile iron/cast steel
閥體內(nèi)襯—丁睛橡膠/三元乙丙
Body lining—NBR/EPDM
手柄一鋁合金
Handle—Aluminum alloy
