閘閥又稱閘板閥或閘門閥，應用最廣泛的一種閥門。它是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。 閘閥具有以下優(yōu)點： | ||||||||||
| 型號 | 公稱 | 主要結(jié)構(gòu)尺寸(mm) | 閥體材料 | 性能規(guī)范 | 重量 (Kg) | |||||
| 通徑 DN(mm) | 壓力 PN(MPa) | D | L | H1 | H2 | 適用溫度 (℃) | 適用介質(zhì) | |||
Z6s41H-16C | 1.6 | 280 | 350 | 1470 | 1640 | 碳鋼 | ≤425 | 蒸汽、油品、水等 | 250 | |
| 200 | " | 335 | 400 | 1730 | 1950 | " | " | " | 310 | |
| 250 | " | 405 | 450 | 2000 | 2270 | " | " | " | 420 | |
| 300 | " | 460 | 500 | 2250 | 2580 | " | " | " | 510 | |
| 350 | " | 520 | 550 | 2625 | 3010 | " | " | " | 650 | |
| 400 | " | 580 | 600 | 2960 | 3400 | " | " | " | 980 | |
| 500 | " | 705 | 700 | 3650 | 4200 | " | " | " | 1560 | |
| 600 | " | 840 | 800 | 4320 | 4970 | " | " | " | 2230 | |
| 700 | " | " | " | " | ||||||
| Z6s41Y-16I | 150 | 1.6 | 280 | 350 | 1470 | 1640 | 耐熱合金鋼 | ≤550 | 蒸汽、油品、水等 | 250 |
| 200 | " | 335 | 400 | 1730 | 1950 | " | " | " | 310 | |
| 250 | " | 405 | 450 | 2000 | 2270 | " | " | " | 420 | |
| 300 | " | 460 | 500 | 2250 | 2580 | " | " | " | 510 | |
| 350 | " | 520 | 550 | 2625 | 3010 | " | " | " | 650 | |
| 400 | " | 580 | 600 | 2960 | 3400 | " | " | " | 980 | |
| 500 | " | 705 | 700 | 3650 | 4200 | " | " | " | 1560 | |
| 600 | " | 840 | 800 | 4320 | 4970 | " | " | " | 2230 | |
| 700 | " | " | " | " | ||||||
| Z6s41W-16P | 150 | 1.6 | 280 | 350 | 1470 | 1640 | 1Cr18Ni9Ti | ≤200 | 硝酸類 | 250 |
| 200 | " | 335 | 400 | 1730 | 1950 | " | " | " | 310 | |
| 250 | " | 405 | 450 | 2000 | 2270 | " | " | " | 420 | |
| 300 | " | 460 | 500 | 2250 | 2580 | " | " | " | 510 | |
| 350 | " | 520 | 550 | 2625 | 3010 | " | " | " | 650 | |
| 400 | " | 580 | 600 | 2960 | 3400 | " | " | " | 980 | |
| 500 | " | 705 | 700 | 3650 | 4200 | " | " | " | 1560 | |
| 600 | " | 840 | 800 | 4320 | 4970 | " | " | " | 2230 | |
| 700 | " | " | " | " | ||||||
| Z6s41W-16R | 150 | 1.6 | 280 | 350 | 1470 | 1640 | OCr18Ni12Mo2Ti | ≤200 | 醋酸類 | 250 |
| 200 | " | 335 | 400 | 1730 | 1950 | " | " | " | 310 | |
| 250 | " | 405 | 450 | 2000 | 2270 | " | " | " | 420 | |
| 300 | " | 460 | 500 | 2250 | 2580 | " | " | " | 510 | |
| 350 | " | 520 | 550 | 2625 | 3010 | " | " | " | 650 | |
| 400 | " | 580 | 600 | 2960 | 3400 | " | " | " | 980 | |
| 500 | " | 705 | 700 | 3650 | 4200 | " | " | " | 1560 | |
| 600 | " | 840 | 800 | 4320 | 4970 | " | " | " | 2230 | |
| 700 | " | " | " | " | ||||||
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