球閥和旋塞閥是同屬一個(gè)類型的閥門,只有它的關(guān)閉件是個(gè)球體,球體繞閥體中心線作旋轉(zhuǎn)來達(dá)到開啟、關(guān)閉的一種閥門。美標(biāo)Q41F浮動(dòng)球閥在管路中主要用來做切斷、分配和改變介質(zhì)的流動(dòng)方向。球閥是近年來被廣泛采用的一種新型閥門.
一、執(zhí)行標(biāo)準(zhǔn)
設(shè)計(jì)制造 | 結(jié)構(gòu)長(zhǎng)度 | 法蘭標(biāo)準(zhǔn) | 壓力-溫度等級(jí) | 檢查和試驗(yàn) |
API6D | ANSI B16.5 | ANSI B 16.10 | ANSIB 16.34 | API 598 |
二、主要性能規(guī)范
型號(hào) | 壓力級(jí) | 試驗(yàn)壓力/MPa | 適用溫度 | 適用介質(zhì) | ||
殼體 | 液體密封 | 氣體密封 | ||||
Q41F-150Lbc Q41F-150Lbp Q41F-150LbR | 50Lb | 3.0 | 2.2 | 0.6 | ≤150 | 碳素鋼材料C適用:水、蒸汽、油品等 銘鎳鈦不銹鋼材料P類適用:弱腐蝕性介質(zhì) 銘鎳鉬鈦不銹鋼材料R類適用:腐蝕性介質(zhì) |
Q41F-300Lbc Q41F-300Lbp Q41F-300LbR | 300lb | 7.5 | 5.5 | 0.6 |
三、主要零件材料
型號(hào)(閥體材料) | 零件名稱 | |||
閥體 | 球體、閥桿 | 密封圈 | 填料 | |
Q41F碳鋼C類 | 碳素鑄鋼鑄件 | 2Cr13 | 增強(qiáng)聚四氟乙烯 | 聚四氟乙烯 |
Q41F不銹鋼P(yáng)類 | 鉻鎳鈦不銹鋼鑄件 | 鉻鎳鈦不銹鋼 | ||
Q41F不銹鋼R類 | 鉻鎳鉬鈦銹鋼鑄件 | 鉻鎳鉬鈦不銹鋼 | ||
Q41F不銹鋼R3類 | 超低碳鉻鎳鉬鈦不銹鋼鑄件 | 超低碳鎳鉬鈦不銹鋼鑄件 |
四、主要外形尺寸及連接尺寸
公稱壓力 | 公稱通徑 | 單位 | 主要外形尺寸和連接尺寸(mm) | ||||||||
In | mm | L | D | T | G | C | n-фd | W | H | ||
150Lb | 1/2" | 15 | in | 108 | 89 | 12 | 35 | 60.5 | 4-15 | 115 | 72 |
mm | 4.25 | 3.5 | 0.47 | 1.38 | 2.38 | 4-0.59 | 4.53 | 28.3 | |||
3/4" | 20 | in | 117 | 98 | 0.12 | 43 | 70 | 4-15 | 115 | 76 | |
mm | 4.61 | 3.86 | 0.47 | 1.69 | 2.76 | 4-0.59 | 4.53 | 29.9 | |||
1" | 25 | in | 127 | 108 | 12 | 51 | 79.5 | 4-15 | 150 | 92 | |
mm | 5 | 4.25 | 0.47 | 2 | 3.13 | 4-0.59 | 5.9 | 3.62 | |||
11/2" | 40 | in | 165 | 127 | 14.3 | 73 | 98.5 | 4-16 | 200 | 123 | |
mm | 6.5 | 5 | 0.56 | 2.88 | 3.88 | 4-0.62 | 7.87 | 4.84 | |||
2 | 50 | in | 178 | 152 | 15.9 | 92 | 120.5 | 4-19 | 200 | 132 | |
mm | 7 | 6.00 | 0.625 | 3.62 | 4.75 | 4-0.75 | 7.87 | 5.20 | |||
21/2" | 65 | in | 190 | 178 | 17.5 | 105 | 139.5 | 4-19 | 320 | 164 | |
mm | 7.5 | 7 | 0.69 | 4.12 | 5.50 | 4-0.75 | 12.6 | 6.45 | |||
3" | 80 | in | 203 | 190 | 19.1 | 127 | 152.4 | 4-19 | 320 | 173 | |
mm | 8 | 7.50 | 0.75 | 5 | 6 | 4-0.75 | 12.6 | 6.8 | |||
4" | 100 | in | 229 | 229 | 23.9 | 157 | 190.5 | 8-19 | 450 | 210 | |
mm | 9 | 9 | 0.94 | 6.19 | 7.5 | 8-0.75 | 17.72 | 8.26 | |||
6" | 150 | in | 394 | 279 | 26 | 216 | 241.5 | 8-22 | 800 | 288 | |
mm | 15.5 | 10.98 | 1.02 | 8.5 | 9.50 | 8-0.88 | 31.5 | 1.34 | |||
8" | 200 | in | 457 | 343 | 9 | 270 | 298.5 | 8-22 | 1120 | 374 | |
mm | 18.00 | 13.50 | 1.12 | 10.62 | 11.75 | 8-0.88 | 44.10 | 14.72 | |||
10" | 250 | in | 533 | 406 | 31 | 324 | 362 | 12-25 | 1420 | 366 | |
mm | 20.98 | 16 | 1.2 | 12.75 | 14.75 | 12-1 | 55.12 | 14.40 | |||
12" | 300 | in | 610 | 483 | 32 | 381 | 432 | 12-25 | 1420 | 412 | |
mm | 24 | 19 | 1.26 | 15 | 17 | 12-1 | 55.12 | 16.22 | |||
300Lb | 1/2" | 15 | in | 140 | 95 | 15 | 35 | 66.5 | 4-15 | 115 | 72 |
mm | 5.51 | 3.74 | 0.59 | 1.38 | 2.62 | 4-0.59 | 4.53 | 28.3 | |||
3/4" | 20 | in | 152 | 117 | 16 | 43 | 82.5 | 4-19 | 115 | 76 | |
mm | 5.98 | 4.61 | 0.62 | 1.69 | 3.25 | 4-0.75 | 4.53 | 29.9 | |||
1" | 25 | in | 165 | 124 | 18 | 51 | 89 | 4-19 | 150 | 92 | |
mm | 6.5 | 4.9 | 0.71 | 2 | 3.5 | 4-0.75 | 5.9 | 3.62 | |||
11/2" | 40 | in | 190 | 156 | 20.7 | 73 | 114.5 | 4-22 | 200 | 123 | |
mm | 7.5 | 6.12 | 0.81 | 2.88 | 4.51 | 4-0.88 | 7.87 | 4.84 | |||
2" | 50 | in | 216 | 165 | 22.3 | 92 | 127 | 8-19 | 200 | 132 | |
mm | 8.5 | 6.5 | 0.88 | 3.62 | 5 | 8-0.75 | 7.87 | 5.20 | |||
21/2" | 65 | in | 241 | 190 | 25.4 | 105 | 149 | 8-22 | 320 | 164 | |
mm | 9.5 | 7.5 | 1 | 4.12 | 5.87 | 8-0.88 | 12.6 | 6.45 | |||
3" | 80 | in | 283 | 210 | 28.5 | 127 | 168.5 | 8-22 | 320 | 173 | |
mm | 11.25 | 8.25 | 1.12 | 5 | 6.62 | 8-0.88 | 12.6 | 6.8 | |||
4" | 100 | in | 305 | 254 | 31.8 | 157 | 200 | 8-22 | 450 | 210 | |
mm | 12 | 10 | 1.25 | 6.19 | 7.88 | 8-0.88 | 17.72 | 8.26 | |||
6" | 150 | in | 403 | 318 | 36.6 | 216 | 270 | 12-22 | 1120 | 336 | |
mm | 15.875 | 12.5 | 1.44 | 8.5 | 10.62 | 12-0.88 | 44.10 | 13.23 | |||
8" | 200 | in | 502 | 381 | 42 | 270 | 330 | 12-25 | 1420 | 385 | |
mm | 19.76 | 15 | 16.5 | 10.62 | 12.99 | 12-1 | 55.12 | 15.16 | |||
10" | 250 | in | 568 | 444 | 48 | 324 | 387.5 | 16-29 | 1420 | 370 | |
mm | 22.36 | 17.50 | 1.89 | 12.75 | 15.25 | 16-1.12 | 55.12 | 14.56 |
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