耐磨陶瓷球閥的球體、閥座及介質流過表面均采用陶瓷制造,特別適用在磨損比較苛刻的場合。主要特點有:
1、陶瓷材料的化學穩(wěn)定性和硬度(洛氏硬度HRC90),僅次于金剛石。因此,陶瓷球閥具有的耐磨損、耐腐蝕性能,且隔熱性好、熱膨脹小。
2、球體采用研磨設備及工藝制造,球圓度精度高,表面質量好,與閥座對研后,利用Zr02陶瓷的自滑潤性,可取得很好的密封性能。
3、陶瓷良好的耐磨性,讓本閥經久耐用,可靠性,使用壽命長,是鈦合金和蒙乃爾的2-4倍。
4、用于高硬度的顆粒介質,或有軟顆粒但又有腐蝕的介質中,本閥門具有的優(yōu)勢。
主要零件材料
閥體 | 閥桿 | 球體 | 閥座 | 填料 | 適用介質 | 適用溫度 |
WCB | 2Cr13 | 復合陶瓷 | 復合陶瓷 | PTFE | 煤粉、煤渣、粉狀顆粒等腐蝕性介質 | ≤200℃ |
CF8(304) | 0Cr18Ni9(304) | |||||
CF8M(316) | 0Cr17Ni12Mo2(316) | |||||
CF3M(316L) | 00Cr17Ni14Mo2(316L) |
外形尺寸
公稱壓力PN(MPa) | 公稱通徑DN(mm) | 尺寸(mm) | ||||||||||||
L | D | D1 | D2 | D6 | b | f | f6 | Z-Фd | W | ФW | H | H1 | ||
1.6 | 15 | 130 | 95 | 65 | 45 | - | 14 | 2 | - | 4-14 | 140 | - | 85 | - |
20 | 140 | 105 | 75 | 55 | - | 14 | 2 | - | 4-14 | 140 | - | 90 | - | |
25 | 150 | 115 | 85 | 65 | - | 14 | 2 | - | 4-14 | 150 | - | 99 | - | |
32 | 165 | 135 | 100 | 78 | - | 16 | 2 | - | 4-18 | 180 | - | 105 | - | |
40 | 180 | 145 | 110 | 85 | - | 16 | 3 | - | 4-18 | 200 | - | 126 | - | |
50 | 200 | 160 | 125 | 100 | - | 16 | 3 | - | 4-18 | 250 | - | 140 | - | |
65 | 220 | 180 | 145 | 120 | - | 18 | 3 | - | 4-18 | 300 | - | 165 | - | |
80 | 250 | 195 | 160 | 135 | - | 20 | 3 | - | 8-18 | 350 | - | 178 | - | |
100 | 280 | 215 | 180 | 155 | - | 20 | 3 | - | 8-18 | 500 | 305 | 230 | 380 | |
125 | 320 | 245 | 210 | 185 | - | 22 | 3 | - | 8-18 | 800 | 305 | 280 | 405 | |
150 | 360 | 280 | 240 | 210 | - | 24 | 3 | - | 8-23 | 800 | 305 | 310 | 460 | |
200 | 400 | 335 | 295 | 265 | - | 26 | 3 | - | 12-23 | 1000 | 305 | 350 | 550 | |
2.5 | 15 | 130 | 95 | 65 | 45 | - | 16 | 2 | - | 4-14 | 140 | - | 85 | - |
20 | 140 | 105 | 75 | 55 | - | 16 | 2 | - | 4-14 | 140 | - | 90 | - | |
25 | 150 | 115 | 85 | 65 | - | 16 | 2 | - | 4-14 | 150 | - | 99 | - | |
32 | 165 | 135 | 100 | 78 | - | 18 | 2 | - | 4-18 | 180 | - | 105 | - | |
40 | 180 | 145 | 110 | 85 | - | 18 | 3 | - | 4-18 | 200 | - | 126 | - | |
50 | 200 | 160 | 125 | 100 | - | 20 | 3 | - | 4-18 | 250 | - | 140 | - | |
65 | 220 | 180 | 145 | 120 | - | 22 | 3 | - | 8-18 | 300 | - | 165 | - | |
80 | 250 | 195 | 160 | 135 | - | 22 | 3 | - | 8-18 | 350 | - | 178 | - | |
100 | 320 | 230 | 190 | 160 | - | 24 | 3 | - | 8-23 | 500 | 305 | 230 | 380 | |
125 | 400 | 270 | 220 | 188 | - | 28 | 3 | - | 8-25 | 800 | 305 | 280 | 405 | |
150 | 400 | 300 | 250 | 218 | - | 30 | 3 | - | 8-25 | 800 | 305 | 310 | 460 | |
200 | 550 | 360 | 310 | 278 | - | 34 | 3 | - | 12-25 | 1000 | 305 | 350 | 550 | |
4.0 | 15 | 130 | 95 | 65 | 45 | 40 | 16 | 2 | - | 4-14 | 140 | - | 85 | - |
20 | 140 | 105 | 75 | 55 | 51 | 16 | 2 | 4 | 4-14 | 140 | - | 90 | - | |
25 | 150 | 115 | 85 | 67 | 58 | 16 | 2 | 4 | 4-14 | 150 | - | 99 | - | |
32 | 180 | 135 | 100 | 78 | 66 | 18 | 2 | 4 | 4-18 | 180 | - | 105 | - | |
40 | 200 | 145 | 110 | 85 | 76 | 18 | 3 | 4 | 4-18 | 200 | - | 126 | - | |
50 | 220 | 160 | 125 | 100 | 88 | 20 | 3 | 4 | 4-18 | 250 | - | 142 | - | |
65 | 250 | 180 | 145 | 120 | 110 | 22 | 3 | 4 | 8-18 | 300 | - | 165 | - | |
80 | 280 | 195 | 160 | 135 | 121 | 22 | 3 | 4 | 8-18 | 350 | - | 178 | 330 | |
100 | 320 | 230 | 190 | 160 | 150 | 24 | 3 | 4.5 | 8-23 | 500 | 305 | 230 | 380 | |
125 | 400 | 270 | 220 | 188 | 176 | 28 | 3 | 4.5 | 8-25 | 800 | 305 | 280 | 420 | |
150 | 400 | 300 | 250 | 218 | 204 | 30 | 3 | 4.5 | 8-25 | 800 | 305 | 310 | 480 | |
200 | 550 | 375 | 320 | 282 | 260 | 38 | 3 | 4.5 | 12-30 | 1000 | 400 | 350 | 560 |