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技术数据和性能参数Technical data and performance parameter： 公称压力：Nominal pressure: 1.0 Mpa, 1.6 Mpa, 2.5 Mpa, 4.0MPa(ANSI Class 125, 150lb, 300lb) 规格:Nominal size: DN15~DN300 (1/2”-12”) 结构长度Face to face dimension: DIN3202, ANSI B16.10 or on client’s design 法兰连接尺寸Flange connection dimension: DIN2501, ANSIB16.5 or on client’s design 测试标准Pressure test: API 598, API6D 适用温度Suitable temperature: -40℃~180℃ 适用介质Suitable medium: This diaphragm valve can be applied in various concentrations of Acid, Alkali, Aqua regia and strong chloridizing etc (except the high-temperature melting alkali metals, element fluorine & chlorine-trifluoride). 操作方式operation style: Handwheel, bevel gear, electric, pneumatic. 主要零件材料 Main parts material： 零件名称 Part name 材质 Material 阀体Body Cast steel /Cast iron lined with FEP 阀瓣Disc Cast steel/Cast iron lined with FEP 阀杆Stem Stainless steel 阀盖Bonnet Cast steel /Cast iron lined with FEP 阀杆螺母Stem nut ASTM A439 D2/ZcuAl10Fe3 隔膜垫Diaphragm washer Neoprene/ fluorine plastic 隔膜片Diaphragm leaf FEP 手轮Handwheel Ductile iron 主要性能规范： 公称压力 Nominal pressure 试验压力 Test pressure 工作压力 working pressure 工作温度 working temperature 密封 强度 6Kgf/Cm2 6Kgf/Cm2 9Kgf/Cm2 6Kgf/Cm2 -80-150 主要外形尺寸及连接尺寸 Main outline dimensions and connection dimensions： 公称通径 尺 寸 L D D1 D2 b f Z-Ø Do H H1 15 125 95 65 45 14 3 4-Ø14 100 105 115 20 135 105 75 55 16 3 4-Ø14 100 116 128 25 145 115 85 65 18 3 4-Ø14 120 125 139 32 160 135 100 78 18 3 4-Ø18 120 136 154 40 180 145 110 85 20 3 4-Ø18 140 163 183 50 210 160 125 100 20 3 4-Ø18 160 175 201 65 250 180 145 120 22 3 4-Ø18 180 215 249 80 300 195 160 135 22 3 4-Ø18 200 230 270 100 350 215 180 155 24 3 8-Ø18 240 272 324 125 400 245 210 180 26 3 8-Ø18 280 338 406 150 460 280 240 210 28 4 8-Ø18 320 380 460 200 570 335 295 265 30 4 8-Ø18 400 518 620 250 680 390 350 315 32 4 12-Ø23 500 598 725 300 790 440 400 365 34 4 12-Ø23 560 698 850
