不銹鋼美標閘閥通過閘板的升降來控制閥門的啟閉,閘板垂直于流體方向,改變閘板與閥座間相對位置即可改變通道大小。
不銹鋼美標閘閥具有以下優(yōu)點:
1、流體阻力小 , 密封面受介質的忡刷和侵蝕小。
2、開閉較省力。
3、介質流向不受限制 , 不擾流、不降低壓力。
4、形體簡單 , 結構長度短,制造工藝性好,適用范圍廣。
不銹鋼美標閘閥適用于石油、化工、火力電站等各種工況的管路上,切斷或接通管路介質。通過選用 不同的材質適用介質為:水、油品、蒸汽、弱酸堿溶液。不銹鋼美標閘閥操作方式有:手動、齒輪傳動、電動、氣動等。不銹鋼美標閘閥結構簡單,操作方便,性能好,使用壽命長.
不銹鋼美標閘閥試驗壓力Test pressure
類別Type | Mpa | PSI |
強度試驗Shell test | 3.0 | 450 |
高壓密封試驗(水) Sealing test(WATER) | 2.2 | 314 |
低壓密封試驗 Sealing test(AIR) | 5-7巴Bar |
不銹鋼美標閘閥主要性能規(guī)范Chief property and specification
材質名稱 Name of material | 適用溫度 Working temeorature | 適用介質 Avialable media |
CF8 | ≤500℃ | 弱腐蝕性介質 |
OCr18Ni9 | 弱腐蝕性介質 | |
CF8N | NITRIC ACID | |
OCr18NiMo2ti | 硝酸類 | |
CF3 | NITRIC ACID | |
OOCr18Ni10 | 硝酸類 | |
CF3M | NITRIC ACID | |
OOCr17Ni14Mo2 | 硝酸類 |
150Lb連接尺寸和外形尺寸150Lb External and connecting dimensions (mm)
公稱通徑NPS Norminal diameter | 單位Unit | L | D | T | G | C | n-Ф | W | H | |
in | mm | |||||||||
1/2″ | 15 | mm | 108 | 89 | 12 | 35 | 60.5 | 4-15 | 90 | 188 |
in | 4.25 | 3.5 | 0.47 | 1.38 | 2.38 | 4-0.59 | 3.54 | 7.40 | ||
3/4″ | 20 | mm | 117 | 98 | 12 | 43 | 70 | 4-15 | 90 | 202 |
in | 4.61 | 3.86 | 0.47 | 1.69 | 2.76 | 4-0.59 | 3.54 | 7.95 | ||
1″ | 25 | mm | 127 | 108 | 12 | 51 | 79.5 | 4-15 | 100 | 225 |
in | 5 | 4.25 | 0.47 | 2 | 3.13 | 4-0.59 | 4 | 8.86 | ||
11/2″ | 40 | mm | 165 | 127 | 14.3 | 73 | 98.5 | 4-16 | 200 | 362 |
in | 6.5 | 5 | 0.56 | 2.88 | 3.88 | 4-0.62 | 8 | 14.25 | ||
2″ | 50 | mm | 178 | 152 | 15.9 | 92 | 120.5 | 4-19 | 200 | 409 |
in | 7 | 6.00 | 0.625 | 3.62 | 4.75 | 4-0.75 | 8 | 16.1 | ||
21/2″ | 65 | mm | 190 | 178 | 17.5 | 105 | 139.5 | 4-19 | 250 | 500 |
in | 7.5 | 7 | 0.69 | 4.12 | 5.50 | 4-0.75 | 10 | 19.68 | ||
3″ | 80 | mm | 203 | 190 | 19.1 | 127 | 152.4 | 4-19 | 250 | 570 |
in | 8 | 7.50 | 0.75 | 5 | 6 | 4-0.75 | 10 | 22.58 | ||
4″ | 100 | mm | 229 | 229 | 23.9 | 157 | 190.5 | 8-19 | 250 | 590 |
in | 9 | 9 | 0.94 | 6.19 | 7.5 | 8-0.75 | 10 | 23.6 | ||
6″ | 150 | mm | 267 | 279 | 25.4 | 216 | 241.5 | 8-22 | 300 | 630 |
in | 10.50 | 11 | 1 | 8.5 | 9.50 | 8-0.88 | 12 | 24.8 | ||
8″ | 200 | mm | 292 | 343 | 28.5 | 270 | 298.5 | 8-22 | 350 | 960 |
in | 11.5 | 13.50 | 1.12 | 10.62 | 11.75 | 8-0.88 | 13.88 | 37.8 | ||
10″ | 250 | mm | 330 | 406 | 30.2 | 342 | 362 | 12-25 | 400 | 1158 |
in | 13 | 16 | 1198 | 12.75 | 14.75 | 12-1 | 15.7 | 45.6 | ||
12″ | 300 | mm | 356 | 483 | 31.8 | 381 | 432 | 12-25 | 450 | 1378 |
in | 14 | 19 | 1.25 | 15 | 17 | 12-1 | 17.7 | 54.3 | ||
14″ | 350 | mm | 381 | 533 | 35 | 413 | 476 | 12-29 | 500 | 1543 |
in | 15 | 21 | 1.38 | 16.25 | 18.75 | 12-1.2 | 79.7 | 60.75 | ||
16″ | 400 | mm | 406 | 597 | 36.6 | 470 | 539.5 | 16-29 | 600 | 1738 |
in | 16 | 23.5 | 1.44 | 18.5 | 21.25 | 16-1.12 | 23.6 | 68.4 |