升降式 止回阀 |
■主要性能规范 Chief property and specification |
试验压力(MPa) Test pressure | 公称压力PN(MPa) Nominal Pressure | 2.5 | 4.0 | 6.4 | 10.0 | 壳体强度试验 Shell strength test | 3.8 | 6.0 | 9.6 | 15.0 | 密封试验(液) Seal test | 2.8 | 4.4 | 7.0 | 11.0 | 密封试验(气) Seal test | 0.5-0.7 | 适用介质 Applicable media | C | P | R | I | 水 蒸汽油品 Water、steam,oil goods | 硝酸类 Nitric acid | 醋 酸 类 Acetc acid | 空气、水 | 适用温度 Applicable temperatre | ≤425℃ | ≤200℃ | -40℃+80℃ | ≤550℃ | 结构长度 Face to face :GB12221-89 法兰标准 Flange Standard :JB79 |
■主要零件及材料 |
产品类型 Product type | 零件名称 Part name | 阀体 阀盖 Body Bonnet | 阀瓣 阀座 Disc Sestring | 垫片 Seat | 紧固件 Fastener | H41Y(C)型号 | WCB或25 | H:25铬不锈钢 Y:25硬质合金 | 不锈钢-柔性石墨 Stainless steel band flexible graphite 钢带石棉绕式垫片 Steel-band adbestos wound washer 缠绕垫片 Weapping washer | 优质碳钢 High-grade carbon steel | H41Y(I)型号 | 铬钼钢 Cr.Mo steel | 铬钼钢+硬质合金 Cr.Mo steel + Carbide alloy | 合金钢 Alloy steel | H41Y(P)型号 | 铬镍钛不锈钢 Cr.NI.Ti steel | 不锈钢 Stainless steel | H41Y(R)型号 | |
■主要外型和连接尺寸Main Extemal and Connecting Dimensions |
型号 Model number | 公称通经 Nominaldiameteter | 主要外形和连接尺寸Main Extemal and Connecting Dimensions | L | H | D | D1 | D2 | D6 | b | f | f | z-d | 2.5 | 15 | 130 | 100 | 95 | 65 | 45 | | 16 | 2 | | 4-14 | 20 | 150 | 105 | 105 | 75 | 55 | | 16 | 2 | | 4-14 | 25 | 160 | 120 | 115 | 85 | 65 | | 16 | 2 | | 4-14 | 32 | 180 | 130 | 135 | 100 | 78 | | 18 | 2 | | 4-18 | 40 | 200 | 135 | 145 | 110 | 85 | | 18 | 3 | | 4-18 | 50 | 230 | 149 | 160 | 125 | 10 | | 20 | 3 | | 4-18 | 80 | 310 | 169 | 195 | 160 | 135 | | 22 | 3 | | 8-18 | 100 | 350 | 194 | 230 | 190 | 160 | | 24 | 3 | | 8-23 | 150 | 480 | 255 | 300 | 250 | 218 | | 30 | 3 | | 8-25 | 200 | 600 | 305 | 360 | 310 | 278 | | 34 | 3 | | 12-25 | 4.0 | 15 | 130 | 100 | 95 | 65 | 45 | 40 | 16 | 2 | | 4-14 | 20 | 150 | 105 | 105 | 75 | 55 | 51 | 16 | 2 | 4 | 4-14 | 25 | 160 | 120 | 115 | 85 | 65 | 58 | 16 | 2 | 4 | 4-14 | 32 | 180 | 130 | 135 | 100 | 78 | 66 | 18 | 2 | 4 | 4-18 | 40 | 200 | 135 | 145 | 110 | 85 | 76 | 18 | 2 | 4 | 4-18 | 50 | 230 | 149 | 160 | 125 | 100 | 88 | 20 | 3 | 4 | 4-18 | 80 | 310 | 169 | 195 | 160 | 135 | 121 | 22 | 3 | 4 | 8-18 | 100 | 350 | 194 | 230 | 190 | 160 | 150 | 24 | 3 | 4.5 | 8-23 | 150 | 480 | 255 | 300 | 250 | 218 | 204 | 30 | 3 | 4.5 | 8-25 | 200 | 600 | 305 | 375 | 320 | 282 | 260 | 38 | 3 | 4.5 | 12-30 | 6.4 | 15 | 210 | 100 | 106 | 75 | 55 | 40 | 18 | 2 | 4 | 4-14 | 20 | 230 | 110 | 125 | 90 | 68 | 51 | 20 | 2 | 4 | 4-18 | 25 | 230 | 125 | 135 | 100 | 78 | 58 | 22 | 2 | 4 | 4-18 | 32 | 360 | 140 | 150 | 110 | 82 | 66 | 24 | 2 | 4 | 4-23 | 40 | 260 | 168 | 165 | 125 | 95 | 76 | 24 | 3 | 4 | 4-23 | 50 | 300 | 170 | 175 | 135 | 105 | 88 | 26 | 3 | 4 | 4-23 | 80 | 380 | 205 | 210 | 170 | 140 | 121 | 30 | 3 | 4 | 8-23 | 100 | 430 | 230 | 250 | 200 | 168 | 150 | 32 | 3 | 4.5 | 8-25 | 150 | 550 | 265 | 340 | 280 | 240 | 204 | 38 | 3 | 4.5 | 8-34 | 200 | 650 | 310 | 405 | 345 | 300 | 260 | 44 | 3 | 4.5 | 12-34 | 10.0 | 15 | 210 | 100 | 105 | 75 | 55 | 40 | 20 | 2 | 4 | 4-14 | 20 | 230 | 110 | 125 | 90 | 68 | 51 | 22 | 2 | 4 | 4-18 | 25 | 230 | 125 | 135 | 100 | 78 | 58 | 24 | 2 | 4 | 4-18 | 32 | 260 | 140 | 150 | 110 | 82 | 66 | 247 | 2 | 4 | 4-23 | 40 | 260 | 168 | 165 | 125 | 95 | 76 | 26 | 3 | 4 | 4-23 | 50 | 300 | 170 | 195 | 145 | 112 | 88 | 28 | 3 | 4 | 4-25 | 80 | 380 | 205 | 230 | 180 | 148 | 121 | 34 | 3 | 4 | 8-25 | 100 | 430 | 230 | 265 | 210 | 172 | 150 | 38 | 3 | 4.5 | 8-0 | 150 | 550 | 265 | 350 | 290 | 250 | 204 | 46 | 3 | 4.5 | 12-34 | 200 | 650 | 310 | 430 | 360 | 312 | 260 | 54 | 3 | 4.5 | 12-41 | |
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