低温球阀分为低温浮动球和低温固定球两类,用于截断或接通管路中的低温介质,介质zui低温度不得低于-196度。 公司名词:上海申远阀门有限公司 设计与制造Design and Manufacture GB122237 结构长度Face To Face GB12221 法兰尺寸Flange Dimension GB9113 JB79 压力-温度Pressure Temperature Lating GB9131 试验-检验Inspection And Test GB/T13927 JB/T9092 压力试验 Pressure Test 公称压力NominalPressure | 1.6 | 2.5 | 4.0 | 强度试验 Shell Test | 2.4 | 3.8 | 6.0 | 水密封试验 Water Seal Test | 1.8 | 2.8 | 4.4 | 气密封试验 Air Seal Test | 0.4-0.7 | 主要零件材料及性能 Main Part Materials and Property 阀体 Body | WCB | ZG1Cr18Ni9Ti | CF8 | CF3 | ZG1Cr18Ni12Mo2Ti | CF8M | CF3M | 球体 阀杆 Ball Stem | 2Cr13 | 1Cr18Ni9Ti | 304 | 304L | 1Cr18Ni12Mo2Ti | 316 | 316L | 阀 座 Seat | 聚四氟乙烯PTFE 加坡纤增强聚四氟乙烯PTFE Glass 对位聚笨PPL | 垫片 Shim | 聚四氟乙烯PTFE 不锈钢/柔性石墨Stainless Steel/flexible Graphite 齿形垫片Tooth Profile Gasket | 阀杆座 Stem Seat | 聚四氟乙烯PTFE 不锈钢/柔性石墨 Stainless Steel/Flexible Graphite | 填料 Packing | 聚四氟乙烯PTFE 增强柔性石墨 Enhanced Flexible Graphite | 填料压盖 Gland | WCB | 1Cr18Ni9Ti | 304 | 304L | 1Cr18Ni12Mo2Ti | 316 | 316L | 温度 Temperature | -40~150 | 介质 Medium | 水 蒸汽 油品 Water steam Oil goods | Nitric Acid | 强氧化介质 strongey oxidable medium | Acetic Acid | 尿素类 Urea | 主要尺寸 Size Main Dimensions 1.6MPa | DN | L | D | D1 | D2 | b | n-φd | H | D0 | 凸面法兰 RF DQ41 16C 16P 16R | 15 | 130 | 95 | 65 | 45 | 14 | 4-14 | 78 | 140 | 20 | 140 | 105 | 75 | 55 | 14 | 4-14 | 84 | 160 | 25 | 150 | 115 | 85 | 65 | 14 | 4-14 | 95 | 180 | 32 | 165 | 135 | 100 | 78 | 16 | 4-18 | 150 | 250 | 40 | 180 | 145 | 110 | 85 | 16 | 4-18 | 150 | 300 | 50 | 200 | 160 | 125 | 100 | 18 | 4-18 | 170 | 350 | 65 | 220 | 180 | 145 | 120 | 20 | 4-18 | 195 | 350 | 80 | 250 | 195 | 160 | 135 | 20 | 8-18 | 215 | 400 | 100 | 280 | 215 | 180 | 155 | 20 | 8-18 | 250 | 500 | 125 | 320 | 245 | 210 | 185 | 22 | 8-18 | 265 | 600 | 150 | 360 | 280 | 240 | 210 | 24 | 8-23 | 270 | 800 | 200 | 400 | 335 | 295 | 265 | 26 | 12-23 | 330 | 1200 | 2.5MPa | 15 | 130 | 95 | 65 | 45 | 16 | 4-14 | 103 | 140 | 凸面法兰 RF DQ41 25 25P 25R | 20 | 140 | 105 | 75 | 55 | 16 | 4-14 | 112 | 160 | 25 | 150 | 115 | 85 | 65 | 16 | 4-14 | 123 | 180 | 32 | 165 | 135 | 100 | 78 | 18 | 4-18 | 150 | 250 | 40 | 180 | 145 | 110 | 85 | 18 | 4-18 | 156 | 300 | 50 | 200 | 160 | 125 | 100 | 20 | 8-18 | 172 | 350 | 65 | 220 | 180 | 145 | 120 | 22 | 8-18 | 197 | 350 | 80 | 250 | 195 | 160 | 135 | 22 | 8-23 | 222 | 400 | 100 | 280 | 230 | 190 | 160 | 24 | 8-23 | 253 | 500 | 125 | 320 | 270 | 220 | 188 | 28 | 8-25 | 275 | 600 | 150 | 360 | 300 | 250 | 218 | 30 | 8-25 | 286 | 800 | 200 | 400 | 360 | 310 | 278 | 34 | 12-25 | 340 | 1200 | 主要尺寸 Size Main Dimensions 4.0MPa | DN | L | D | D1 | D2 | D6 | b | n-φd | H | D0 | 凹凸法兰 MFM DQ41 40 40P 40R | 15 | 130 | 95 | 65 | 45 | 40 | 16 | 4-14 | 103 | 140 | 20 | 140 | 105 | 75 | 55 | 51 | 16 | 4-14 | 112 | 160 | 25 | 150 | 115 | 85 | 65 | 58 | 16 | 4-14 | 123 | 160 | 32 | 180 | 135 | 100 | 78 | 66 | 18 | 4-18 | 150 | 250 | 40 | 200 | 145 | 110 | 85 | 76 | 18 | 4-18 | 156 | 250 | 50 | 220 | 160 | 125 | 100 | 88 | 20 | 4-18 | 172 | 350 | 65 | 250 | 180 | 145 | 120 | 110 | 22 | 8-18 | 197 | 350 | 80 | 280 | 195 | 160 | 135 | 121 | 22 | 8-18 | 222 | 450 | 100 | 320 | 230 | 190 | 160 | 150 | 24 | 8-23 | 253 | 450 | 125 | 400 | 270 | 220 | 188 | 176 | 28 | 8-25 | 275 | 600 | 150 | 400 | 300 | 250 | 218 | 204 | 30 | 8-25 | 286 | 800 | 200 | 550 | 375 | 320 | 282 | 260 | 38 | 12-30 | 340 | 1200 | 6.4MPa | 15 | 165 | 105 | 75 | 55 | 40 | 18 | 4-14 | 105 | 140 | 凹凸法兰 MFM DQ41 64 64P 64R | 20 | 190 | 125 | 90 | 68 | 51 | 20 | 4-18 | 125 | 160 | 25 | 216 | 135 | 100 | 78 | 58 | 22 | 4-18 | 135 | 250 | 32 | 229 | 150 | 110 | 82 | 66 | 24 | 4-23 | 150 | 350 | 40 | 241 | 165 | 125 | 95 | 76 | 24 | 4-23 | 165 | 350 | 50 | 292 | 175 | 135 | 105 | 88 | 26 | 4-23 | 175 | 450 | 65 | 330 | 200 | 160 | 130 | 110 | 28 | 8-23 | 200 | 450 | 80 | 356 | 210 | 170 | 140 | 121 | 30 | 8-23 | 210 | 600 | 100 | 432 | 250 | 200 | 168 | 150 | 32 | 8-25 | 250 | 700 | 125 | 508 | 295 | 240 | 202 | 176 | 36 | 8-30 | 295 | 1100 | 150 | 559 | 340 | 280 | 240 | 204 | 38 | 8-34 | 340 | 1500 | |