| 主要尺寸: 型号 | 公称压力 PN(MPa) | 公称通径 DN(mm) | 主要尺寸(mm) | 阀体材料 | 简要材料 | L | D | D1 | D2 | D6 | z-d | b | H | 温度℃ | 介质 | 升降止回阀 H41H-25C H41W-25PR H41W-25I | 2.5 | 15 | 130 | 95 | 65 | 45 | - | 4-14 | 16 | 77 | WCB 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti 纯钛 | ≤425 ≤100 ≤100 ≤150 | 水、蒸汽、油品 硝酸类 醋酸类 氧化性类 | 20 | 150 | 105 | 75 | 55 | - | 4-14 | 16 | 77 | 25 | 160 | 115 | 85 | 65 | - | 4-14 | 16 | 80 | 32 | 180 | 135 | 100 | 78 | - | 4-18 | 18 | 85 | 40 | 200 | 145 | 110 | 85 | - | 4-18 | 18 | 95 | 50 | 230 | 160 | 125 | 100 | - | 4-18 | 20 | 105 | 65 | 290 | 180 | 145 | 120 | - | 4-18 | 22 | 120 | 80 | 310 | 195 | 160 | 135 | - | 8-18 | 22 | 130 | 100 | 350 | 230 | 190 | 160 | - | 8-23 | 24 | 140 | 125 | 400 | 270 | 220 | 188 | - | 8-25 | 28 | 155 | 150 | 480 | 300 | 250 | 218 | - | 8-25 | 30 | 180 | 200 | 600 | 360 | 310 | 278 | - | 12-30 | 34 | 215 | 升降止回阀 H41H-40C H41W-40PR H41W-40I | 4.0 | 15 | 130 | 95 | 65 | 45 | 40 | 4-14 | 16 | 77 | WCB 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti 纯钛 | ≤425 ≤100 ≤100 ≤150 | 水、蒸汽、油品 硝酸类 醋酸类 氧化性类 | 20 | 150 | 105 | 75 | 55 | 51 | 4-14 | 16 | 77 | 25 | 160 | 115 | 85 | 65 | 58 | 4-14 | 16 | 80 | 32 | 180 | 135 | 100 | 78 | 66 | 4-18 | 18 | 85 | 40 | 200 | 145 | 110 | 85 | 76 | 4-18 | 18 | 95 | 50 | 230 | 160 | 125 | 100 | 88 | 4-18 | 20 | 105 | 65 | 290 | 180 | 145 | 120 | 110 | 8-18 | 22 | 120 | 80 | 310 | 195 | 160 | 135 | 121 | 8-18 | 22 | 130 | 100 | 350 | 230 | 190 | 160 | 150 | 8-23 | 24 | 140 | 125 | 400 | 270 | 220 | 188 | 176 | 8-25 | 28 | 155 | 150 | 480 | 300 | 250 | 218 | 204 | 8-25 | 30 | 180 | 200 | 600 | 375 | 300 | 282 | 260 | 12-30 | 38 | 215 | |