一、H71(H/W/X/F)不銹鋼對夾式止回閥執(zhí)行標準:
設(shè)計制造:JB/T8937
結(jié)構(gòu)長度:JB/T8937
配管法蘭:JB/T74
試驗與檢驗:JB/T9092-1999
二、H71(H/W/X/F)不銹鋼對夾式止回閥特點:
1、具有結(jié)構(gòu)短、體積小、質(zhì)量輕;
2、閥瓣關(guān)閉快速,水錘壓力小;
3、流道通暢,流體阻力小;動作靈敏,密封性能好
三、H71(H/W/X/F)不銹鋼對夾式止回閥主要零件材質(zhì):
閥體 | WCB(A105) | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni12Mo2Ti | CF8M(316) | CF3M(316L) |
閥瓣 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12TMo2i | 00Cr17Ni12Mo2 | 00Cr17Ni14Mo2 |
壓圈 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12TMo2i | 00Cr17Ni12Mo2 | 00Cr17Ni14Mo2 |
彈簧 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12TMo2i | 00Cr17Ni12Mo2 | 00Cr17Ni14Mo2 |
適用介質(zhì) | 水、蒸汽、 油品等 | 硝酸等腐蝕性介質(zhì) | 強氧化性 介質(zhì) | 醋酸等腐蝕性介質(zhì) | 尿素等腐 蝕性介質(zhì) | ||
適用溫度(℃) | -29~425 | -196~540 | -196~425 | -196~540 | -196~455 |
四、H71(H/W/X/F)不銹鋼對夾式止回閥主要規(guī)格尺寸: 單位:mm
公稱壓力 | 公稱通徑 | 尺寸(mm) | 重量 | 配管法蘭(供參考) | ||||||||
L | D | D2 | D3 | D4 | D5 | 螺栓孔中心 | 螺栓 | 螺栓 | 螺栓 | |||
PN1.0MPa | 15 | 16 | 52 | 15 | 24 | 31 | 40 | 0.12 | 65 | 4 | M12 | 75 |
20 | 19 | 62 | 19 | 30 | 40 | 50 | 0.24 | 75 | 4 | M12 | 90 | |
25 | 22 | 70 | 24 | 36 | 47 | 58 | 0.34 | 85 | 4 | M12 | 90 | |
32 | 28 | 83 | 31 | 46 | 56 | 68 | 0.53 | 100 | 4 | M16 | 100 | |
40 | 31.5 | 93 | 39 | 55 | 66 | 78 | 0.80 | 110 | 4 | M16 | 105 | |
50 | 40 | 108 | 48 | 65 | 78 | 90 | 1.2 | 125 | 4 | M16 | 125 | |
65 | 46 | 128 | 62 | 80 | 95 | 110 | 1.8 | 145 | 4 | M16 | 130 | |
80 | 50 | 142 | 76 | 96 | 110 | 125 | 2.2 | 160 | 8 | M16 | 135 | |
100 | 65 | 162 | 95 | 115 | 135 | 150 | 3.4 | 180 | 8 | M16 | 150 | |
125 | 90 | 192 | 110 | 125 | 132 | - | 9.0 | 210 | 8 | M16 | 180 | |
150 | 106 | 218 | 127 | 150 | 158 | - | 14 | 240 | 8 | M20 | 210 | |
PN1.0MPa | 200 | 140 | 273 | 165 | 200 | 208 | - | 24 | 295 | 8 | M20 | 240 |
PN1.6MPa | 200 | 140 | 273 | 165 | 200 | 208 | - | 24 | 295 | 12 | M20 | 240 |
PN2.5MPa | 15 | 16 | 52 | 15 | 24 | 31 | 40 | 0.12 | 65 | 4 | M12 | 80 |
20 | 19 | 62 | 19 | 30 | 40 | 50 | 0.24 | 75 | 4 | M12 | 90 | |
25 | 22 | 72 | 24 | 36 | 47 | 58 | 0.34 | 85 | 4 | M12 | 90 | |
32 | 28 | 83 | 31 | 46 | 56 | 68 | 0.53 | 100 | 4 | M16 | 110 | |
40 | 31.5 | 93 | 39 | 55 | 66 | 78 | 0.80 | 110 | 4 | M16 | 115 | |
50 | 40 | 108 | 48 | 65 | 78 | 90 | 1.2 | 125 | 4 | M16 | 125 | |
65 | 46 | 128 | 62 | 80 | 95 | 110 | 1.8 | 145 | 8 | M16 | 135 | |
80 | 50 | 142 | 76 | 96 | 110 | 128 | 2.2 | 160 | 8 | M16 | 145 | |
100 | 60 | 168 | 95 | 115 | 135 | 150 | 3.8 | 190 | 8 | M20 | 160 | |
125 | 90 | 194 | 110 | 125 | 132 | - | 9.2 | 220 | 8 | M24 | 205 | |
150 | 106 | 224 | 127 | 150 | 158 | - | 15 | 250 | 8 | M24 | 225 | |
200 | 140 | 284 | 165 | 200 | 208 | - | 26 | 310 | 12 | M24 | 260 | |
PN4.0MPa | 15 | 16 | 52 | 15 | 24 | 31 | 40 | 0.12 | 65 | 4 | M12 | 80 |
20 | 19 | 62 | 19 | 30 | 40 | 50 | 0.24 | 75 | 4 | M12 | 90 | |
25 | 22 | 72 | 24 | 36 | 47 | 58 | 0.34 | 85 | 4 | M12 | 90 | |
32 | 28 | 83 | 31 | 46 | 56 | 68 | 0.53 | 100 | 4 | M16 | 110 | |
40 | 31.5 | 93 | 39 | 55 | 66 | 78 | 0.80 | 110 | 4 | M16 | 115 | |
50 | 40 | 108 | 48 | 65 | 78 | 90 | 1.2 | 125 | 4 | M16 | 125 | |
65 | 46 | 128 | 62 | 80 | 95 | 110 | 1.8 | 145 | 8 | M16 | 135 | |
80 | 50 | 142 | 76 | 96 | 110 | 128 | 2.2 | 160 | 8 | M16 | 145 | |
100 | 60 | 168 | 95 | 115 | 135 | 150 | 3.8 | 190 | 8 | M20 | 160 | |
125 | 90 | 194 | 110 | 125 | 132 | - | 9.2 | 220 | 8 | M24 | 205 | |
150 | 106 | 224 | 127 | 150 | 158 | - | 15 | 250 | 8 | M24 | 225 | |
200 | 140 | 291 | 165 | 200 | 208 | - | 28 | 320 | 12 | M27 | 275 |
公稱壓力 | 公稱通徑 | 尺寸(mm) | 重量 | 配管法蘭(供參考) | |||||||
L | D | D2 | D3 | D4 | 螺栓孔中心 | 螺栓 | 螺栓 | 螺栓 | |||
PN6.3MPa | 15 | 25 | 62 | 15 | 25 | 25 | 0.5 | 75 | 4 | M12 | 100 |
20 | 31.5 | 73 | 19 | 30 | 30 | 0.7 | 90 | 4 | M16 | 115 | |
25 | 35.5 | 83 | 24 | 36 | 36 | 1.0 | 100 | 4 | M16 | 130 | |
32 | 40 | 89 | 31 | 43 | 43 | 1.3 | 110 | 4 | M20 | 140 | |
40 | 45 | 104 | 39 | 52 | 52 | 2.0 | 125 | 4 | M20 | 150 | |
50 | 56 | 114 | 48 | 62 | 62 | 3.2 | 135 | 4 | M20 | 160 | |
65 | 63 | 138 | 62 | 75 | 75 | 4.5 | 160 | 8 | M20 | 170 | |
80 | 71 | 148 | 76 | 90 | 90 | 5 | 170 | 8 | M20 | 180 | |
100 | 80 | 174 | 95 | 112 | 112 | 7 | 200 | 8 | M24 | 200 | |
125 | 110 | 211 | 110 | 125 | 132 | 13 | 240 | 8 | M27 | 245 | |
150 | 125 | 248 | 127 | 150 | 158 | 22 | 280 | 8 | M30 | 270 | |
200 | 160 | 310 | 165 | 200 | 208 | 40 | 345 | 12 | M33 | 325 | |
PN10.0MPa | 15 | 25 | 62 | 15 | 25 | 25 | 0.6 | 75 | 4 | M12 | 100 |
20 | 31.5 | 73 | 19 | 30 | 30 | 1.0 | 90 | 4 | M16 | 115 | |
25 | 35.5 | 83 | 24 | 36 | 36 | 1.3 | 100 | 4 | M16 | 130 | |
32 | 40 | 89 | 31 | 43 | 43 | 1.6 | 110 | 4 | M20 | 140 | |
40 | 45 | 104 | 39 | 52 | 52 | 2.5 | 125 | 4 | M20 | 150 | |
50 | 56 | 120 | 48 | 62 | 62 | 3.8 | 145 | 4 | M24 | 175 | |
65 | 63 | 144 | 62 | 75 | 75 | 6 | 170 | 8 | M24 | 185 | |
80 | 71 | 154 | 76 | 90 | 90 | 7 | 180 | 8 | M24 | 195 | |
100 | 80 | 181 | 95 | 112 | 112 | 10 | 210 | 8 | M27 | 220 | |
125 | 110 | 218 | 110 | 132 | 132 | 18 | 250 | 8 | M30 | 265 | |
150 | 125 | 258 | 127 | 158 | 158 | 30 | 290 | 12 | M30 | 285 | |
200 | 160 | 324 | 165 | 208 | 208 | 56 | 360 | 12 | M33 | 345 | |
PN16.0MPa | 15 | 25 | 58 | 15 | 25 | 25 | 0.6 | 75 | 4 | M16 | 70 |
20 | 31.5 | 69 | 19 | 30 | 30 | 0.9 | 90 | 4 | M20 | 85 | |
25 | 35.5 | 79 | 24 | 36 | 36 | 1.3 | 100 | 4 | M20 | 90 | |
32 | 41 | 92 | 31 | 43 | 43 | 1.7 | 115 | 4 | M22 | 100 | |
40 | 45 | 100 | 39 | 52 | 52 | 2.2 | 125 | 4 | M24 | 110 | |
50 | 56 | 142 | 48 | 62 | 62 | 5.6 | 165 | 4 | M22 | 115 | |
65 | 63 | 162 | 62 | 75 | 75 | 7.5 | 190 | 8 | M27 | 130 | |
80 | 71 | 176 | 76 | 90 | 90 | 9 | 205 | 8 | M27 | 140 | |
100 | 80 | 208 | 95 | 112 | 112 | 14 | 240 | 8 | M30 | 155 | |
125 | 110 | 247 | 110 | 132 | 132 | 27 | 285 | 8 | M36 | 195 | |
150 | 125 | 280 | 127 | 158 | 158 | 38 | 318 | 12 | M36 | 210 | |
200 | 160 | 356 | 165 | 208 | 208 | 76 | 400 | 12 | M42 | 260 |