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上海良正閥門制造有限公司
上海良正閥門制造有限公司
| 參 考 價 | 面議 |
上海良正閥門【對夾升降式止回閥產品概述】H71H(W)對夾升降式止回閥由閥體、閥瓣、彈簧等組成，水平安裝于管路系統，防止介質倒流，具有結構短、體積小、質量輕；閥瓣關閉快速，水錘壓力?。涣鞯劳〞?，流體阻力?。粍幼黛`敏，密封性...
上海良正閥門【對夾升降式止回閥產品概述】
H71H(W)對夾升降式止回閥由閥體、閥瓣、彈簧等組成，水平安裝于管路系統，防止介質倒流，具有結構短、體積小、質量輕；閥瓣關閉快速，水錘壓力小；流道通暢，流體阻力??；動作靈敏，密封性能好.
上海良正閥門【對夾升降式止回閥結構特點】
1、結構長度短，其結構長度只有傳統法蘭止回閥的1/4~1/8
2、體積小、重量輕、其重量只有傳統法蘭止回閥的1/4~1/20
3、閥瓣關閉快速，水錘壓力小
4、水平管道使用，安裝方便
5、流道通暢、流體阻力小
6、動作靈敏、密封性能好
7、閥瓣行程短、關閥沖擊力小
8、整體結構、簡單緊湊、造型美觀
9、使用壽命長、可靠性高
上海良正閥門【對夾升降式止回閥的型號、材料及主要參數】
| 配管法蘭 | 公稱壓力 | 常規(guī)產品型號 | ||||||
| JB/T 74 | PN1.0MPa | H71H-10C | H71W-10P | H71W-10P8 | H71W-10P3 | H71W-10R | H71W-10R8 | H71W-10R3 |
| PN1.6MPa | H71W-16C | H71W-16P | H71W-16P8 | H71W-16P3 | H71W-16R | H71W-16R8 | H71W-16R3 | |
| PN2.5MPa | H71W-25 | H71W-25P | H71W-25P8 | H71W-25P3 | H71W-25R | H71W-25R8 | H71W-25R3 | |
| PN4.0MPa | H71W-40 | H71W-40P | H71W-40P8 | H71W-40P3 | H71W-40R | H71W-40R8 | H71W-40R3 | |
| PN6.3MPa | H71W-63 | H71W-63P | H71W-63P8 | H71W-63P3 | H71W-63R | H71W-63R8 | H71W-63R3 | |
| PN10.0MPa | H71W-100 | H71W-100P | H71W-100P8 | H71W-100P3 | H71W-100R | H71W-100R8 | H71W-100R3 | |
| PN16.0MPa | H71W-160 | H71W-160P | H71W-160P8 | H71W-160P3 | H71W-160R | H71W-160R8 | H71W-160R3 | |
| GB/T 9112 | PN2.0MPa | H71H-20C | — | H71W-20P8 | H71W-20P3 | — | H71W-20R8 | H71W-20R3 |
| PN5.0MPa | H71H-50 | — | H71W-50P8 | H71W-50P3 | — | H71W-50R8 | H71W-50R3 | |
| PN11.0MPa | H71H-110 | — | H71W-110P8 | H71W-110P3 | — | H71W-110R8 | H71W-110R3 | |
| PN15.0MPa | H71H-150 | — | H71W-150P8 | H71W-150P3 | — | H71W-150R8 | H71W-150R3 | |
| ANSI B 16.5 | Class150 | H71H-A1C | — | H71W-A1P8 | H71W-A1P3 | — | H71W-A1R8 | H71W-A1R3 |
| Class300 | H71H-A3 | — | H71W-A3P8 | H71W-A3P3 | — | H71W-A3R8 | H71W-A3R3 | |
| Class600 | H71H-A6 | — | H71W-A6P8 | H71W-A6P3 | — | H71W-A6R8 | H71W-A6R3 | |
| Class900 | H71H-A9 | — | H71W-A9P8 | H71W-A9P3 | — | H71W-A9R8 | H71W-A9R3 | |
| 主 要 | 閥體 | WCB(A105) | ZG1Cr18Ni9Ti | CF8(304) | CF3(304L) | ZG1Cr18Ni12Mo2Ti | CF8M(316) | CF3M(316L) |
| 閥瓣 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 | |
| 壓圈 | 2Cr13 | 1Cr18Ni9Ti | 0Cr18Ni9 | 00Cr19Ni10 | 1Cr18Ni12Mo2Ti | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 | |
| 彈簧 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 00Cr19Ni10 | 0Cr17Ni12Mo2 | 0Cr17Ni12Mo2 | 00Cr17Ni14Mo2 | |
| 適 用 | 適用介質 | 水、蒸汽、油品等 | 硝酸等腐蝕性介質 | 強氧化性介質 | 醋酸等腐蝕性介質 | 尿素等腐蝕性介質 | ||
| 適用溫度(℃) | -29~425 | -196~540 | -196~425 | -196~540 | -196~455 | |||
| 注：本表為常規(guī)對夾式止回閥的型號編制、主要零件材料及適用工況，其他要求及其型號編制參見對夾止回閥型號編制方法。 | ||||||||
上海良正閥門【對夾升降式止回閥解剖圖】
上海良正閥門【對夾升降式止回閥產品連接尺寸】
| 公稱壓力 | 公稱通徑 | 尺寸(mm) | 重量 (kg) | 配管法蘭(供參考) | ||||||||
| L | D | D3 | D2 | D4 | 螺栓孔 | 螺栓數量 | 螺栓直徑d | 螺栓長度L1 | ||||
| PN1.0 | 15 | 25 | 52 | 15 | 44 | 25 | 0.12 | 65 | 4 | M12 | 75 | |
| 20 | 31.5 | 62 | 19 | 52 | 30 | 0.24 | 75 | 4 | M12 | 90 | ||
| 25 | 35.5 | 72 | 24 | 60 | 36 | 0.34 | 85 | 4 | M12 | 90 | ||
| 32 | 38 | 83 | 31 | 72 | 43 | 0.53 | 100 | 4 | M16 | 100 | ||
| 40 | 40 | 93 | 39 | 74 | 52 | 0.80 | 110 | 4 | M16 | 105 | ||
| 50 | 44 | 107 | 48 | 98 | 62 | 1.2 | 125 | 4 | M16 | 125 | ||
| 65 | 62 | 124 | 63 | 117 | 75 | 2.2 | 145 | 4 | M16 | 130 | ||
| 80 | 65 | 138 | 78 | 128 | 90 | 3.1 | 160 | 8 | M16 | 135 | ||
| 100 | 68 | 164 | 98 | / | 112 | 5.7 | 180 | 8 | M16 | 150 | ||
| 125 | 86 | 188 | 123 | / | 132 | 10 | 210 | 8 | M16 | 180 | ||
| 150 | 100 | 219 | 148 | / | 158 | 14 | 240 | 8 | M20 | 210 | ||
| 200 | 110 | 270 | 198 | / | 208 | 24 | 295 | 8 | M20 | 240 | ||
| 250 | 160 | 332 | 248 | / | 208 | 35 | 350 | 8 | M20 | 260 | ||
| PN2.5 | 15 | 25 | 52 | 15 | 44 | 25 | 0.12 | 65 | 4 | M12 | 80 | |
| 20 | 31.5 | 62 | 19 | 52 | 30 | 0.24 | 75 | 4 | M12 | 90 | ||
| 25 | 35.5 | 72 | 24 | 60 | 36 | 0.34 | 85 | 4 | M12 | 90 | ||
| 32 | 40 | 83 | 31 | 72 | 43 | 0.53 | 100 | 4 | M16 | 110 | ||
| 40 | 45 | 93 | 39 | 74 | 52 | 0.80 | 110 | 4 | M16 | 115 | ||
| 50 | 56 | 109 | 48 | 98 | 62 | 1.2 | 125 | 4 | M16 | 125 | ||
| 65 | 63 | 129 | 63 | 117 | 75 | 2.2 | 145 | 8 | M16 | 135 | ||
| 80 | 71 | 144 | 78 | 128 | 90 | 3.1 | 160 | 8 | M16 | 145 | ||
| 100 | 80 | 168 | 98 | / | 112 | 7.0 | 190 | 8 | M20 | 160 | ||
| 125 | 110 | 196 | 123 | / | 132 | 12 | 220 | 8 | M24 | 205 | ||
| 150 | 125 | 224 | 148 | / | 158 | 15 | 250 | 8 | M24 | 225 | ||
| 200 | 160 | 284 | 198 | / | 208 | 26 | 310 | 12 | M24 | 260 | ||
| PN4.0 | 15 | / | 52 | 15 | 44 | 25 | 0.12 | 65 | 4 | M12 | 80 | |
| 20 | / | 62 | 19 | 52 | 30 | 0.24 | 75 | 4 | M12 | 90 | ||
| 25 | / | 72 | 24 | 60 | 36 | 0.34 | 85 | 4 | M12 | 90 | ||
| 32 | / | 83 | 31 | 72 | 43 | 0.53 | 100 | 4 | M16 | 110 | ||
| 40 | / | 93 | 39 | 74 | 52 | 0.80 | 110 | 4 | M16 | 115 | ||
| 50 | / | 109 | 48 | 98 | 62 | 1.2 | 125 | 4 | M16 | 125 | ||
| 65 | / | 129 | 62 | 117 | 75 | 2.2 | 145 | 8 | M16 | 135 | ||
| 80 | / | 144 | 76 | 128 | 90 | 3.1 | 160 | 8 | M16 | 145 | ||
| 100 | / | 168 | 95 | / | 112 | 9 | 190 | 8 | M20 | 160 | ||
| 125 | / | 196 | 110 | / | 132 | 14 | 220 | 8 | M24 | 205 | ||
| 150 | / | 224 | 127 | / | 158 | 18 | 250 | 8 | M24 | 225 | ||
| 200 | / | 291 | 165 | / | 208 | 28 | 320 | 12 | M27 | 275 | ||
| 公稱壓力 | 公稱通徑 | 尺寸(mm) | 重量 (kg) | 配管法蘭(供參考) | ||||||||
| L | D | D3 | D2 | D4 | 螺栓孔 | 螺栓數量 | 螺栓直徑d | 螺栓長度L1 | ||||
| PN6.4 | 15 | 25 | 62 | 15 | | 25 | 0.5 | 75 | 4 | M12 | 100 | |
| 20 | 31.5 | 73 | 19 | | 30 | 0.7 | 90 | 4 | M16 | 115 | ||
| 25 | 35.5 | 83 | 24 | | 36 | 1.0 | 100 | 4 | M16 | 130 | ||
| 32 | 40 | 89 | 31 | | 43 | 1.3 | 110 | 4 | M20 | 140 | ||
| 40 | 45 | 104 | 39 | | 52 | 2.0 | 125 | 4 | M20 | 150 | ||
| 50 | 56 | 114 | 48 | | 62 | 3.2 | 135 | 4 | M20 | 160 | ||
| 65 | 63 | 138 | 63 | | 75 | 4.5 | 160 | 8 | M20 | 170 | ||
| 80 | 71 | 148 | 78 | | 90 | 5 | 170 | 8 | M20 | 180 | ||
| 100 | 80 | 174 | 98 | | 112 | 7 | 200 | 8 | M24 | 200 | ||
| 125 | 110 | 211 | 123 | | 132 | 13 | 240 | 8 | M27 | 245 | ||
| 150 | 125 | 248 | 148 | | 158 | 22 | 280 | 8 | M30 | 270 | ||
| 200 | 160 | 310 | 198 | | 208 | 40 | 345 | 12 | M33 | 325 | ||
| PN10.0 | 15 | 25 | 62 | 15 | | 25 | 0.6 | 75 | 4 | M12 | 100 | |
| 20 | 31.5 | 73 | 19 | | 30 | 1.0 | 90 | 4 | M16 | 115 | ||
| 25 | 35.5 | 83 | 24 | | 36 | 1.3 | 100 | 4 | M16 | 130 | ||
| 32 | 40 | 89 | 31 | | 43 | 1.6 | 110 | 4 | M20 | 140 | ||
| 40 | 45 | 104 | 39 | | 52 | 2.5 | 125 | 4 | M20 | 150 | ||
| 50 | 56 | 120 | 48 | | 62 | 3.8 | 145 | 4 | M24 | 175 | ||
| 65 | 63 | 144 | 63 | | 75 | 6 | 170 | 8 | M24 | 185 | ||
| 80 | 71 | 154 | 78 | | 90 | 7 | 180 | 8 | M24 | 195 | ||
| 100 | 80 | 181 | 98 | | 112 | 10 | 210 | 8 | M27 | 220 | ||
| 125 | 110 | 218 | 123 | | 132 | 18 | 250 | 8 | M30 | 265 | ||
| 150 | 125 | 258 | 148 | | 158 | 30 | 290 | 12 | M30 | 285 | ||
| 200 | 160 | 324 | 198 | | 208 | 56 | 360 | 12 | M33 | 345 | ||
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