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型號： Z641W/Z6S41W 口徑： DN25-DN250

壓力： 1.6MPA 材質(zhì)：碳鋼、鑄鋼、不銹鋼

閘閥又稱閘板閥或閘門閥，應用zui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：

1、流體阻力小 , 密封面受介質(zhì)的忡刷和侵蝕小。

2、開閉較省力。

3、介質(zhì)流向不受限制 , 不擾流、不降低壓力。

4、形體簡單 , 結(jié)構(gòu)長度短，制造工藝性好，適用范圍廣。

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)

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 " " " "

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 " " " "

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 " " " "

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 " " " "

150 2.5 300 350 1470 1640 碳鋼 ≤425 蒸汽、油品、水等 270

200 " 360 400 1730 1950 " " " 320

250 " 425 450 2000 2270 " " " 450

300 " 485 500 2250 2580 " " " 630

350 " 550 550 2625 3010 " " " 850

400 " 610 600 2960 3400 " " " 1120

500 " 730 700 3650 4200 " " " 1930

600 " 840 800 4320 4970 " " " 2540

700 " " " "

150 2.5 300 350 1470 1640 耐熱合金鋼 ≤550 蒸汽、油品、水等 270

200 " 360 400 1730 1950 " " " 320

250 " 425 450 2000 2270 " " " 450

300 " 485 500 2250 2580 " " " 630

350 " 550 550 2625 3010 " " " 850

400 " 610 600 2960 3400 " " " 1120

500 " 730 700 3650 4200 " " " 1930

600 " 840 800 4320 4970 " " " 2540

700 " " " "

150 2.5 300 350 1470 1640 1Cr₁₈Ni₉Ti ≤200 硝酸類 270

200 " 360 400 1730 1950 " " " 320

250 " 425 450 2000 2270 " " " 450

300 " 485 500 2250 2580 " " " 630

350 " 550 550 2625 3010 " " " 850

400 " 610 600 2960 3400 " " " 1120

500 " 730 700 3650 4200 " " " 1930

600 " 840 800 4320 4970 " " " 2540

700 " " " "

150 2.5 300 350 1470 1640 OCr₁₈Ni₁₂Mo₂Ti 醋酸類

200 " 360 400 1730 1950 " " " 320

250 " 425 450 2000 2270 " " " 450

300 " 485 500 2250 2580 " " " 630

350 " 550 550 2625 3010 " " " 850

400 " 610 600 2960 3400 " " " 1120

500 " 730 700 3650 4200 " " " 1930

600 " 840 800 4320 4970 " " " 2540

700 " " " "

150 4.0 300 450 1520 1700 碳鋼 ≤425 蒸汽、油品、水等 290

200 " 375 550 1810 1900 " " " 420

250 " 445 650 2100 2380 " " " 630

300 " 510 750 2340 2670 " " " 820

350 " 570 850 2760 3140 " " " 1180

400 " 655 950 3100 3550 " " " 1850

500 " 755 1150 3800 4350 " " " 2460

600 " 890 1350 4500 5150 " " " 3230

700 " " " "

150 4.0 300 450 1520 1700 耐熱合金鋼 ≤550 蒸汽、油品、水等 290

200 " 375 550 1810 1900 " " " 420

250 " 445 650 2100 2380 " " " 630

300 " 510 750 2340 2670 " " " 820

350 " 570 850 2760 3140 " " " 1180

400 " 655 950 3100 3550 " " " 1850

500 " 755 1150 3800 4350 " " " 2460

600 " 890 1350 4500 5150 " " " 3230

700 " " " "

150 4.0 300 450 1520 1700 1Cr₁₈Ni₉Ti ≤200 硝酸類 290

200 " 375 550 1810 1900 " " " 420

250 " 445 650 2100 2380 " " " 630

300 " 510 750 2340 2670 " " " 820

350 " 570 850 2760 3140 " " " 1180

400 " 655 950 3100 3550 " " " 1850

500 " 755 1150 3800 4350 " " " 2460

600 " 890 1350 4500 5150 " " " 3230

700 " " " "

150 4.0 300 450 1520 1700 0Cr₁₈Ni₁₂Mo₂Ti ≤200 醋酸類 290

200 " 375 550 1810 1900 " " " 420

250 " 445 650 2100 2380 " " " 630

300 " 510 750 2340 2670 " " " 820

350 " 570 850 2760 3140 " " " 1180

400 " 655 950 3100 3550 " " " 1850

500 " 755 1150 3800 4350 " " " 2460

600 " 890 1350 4500 5150 " " " 3230

700 " " " "

200 6.4 405 550 1850 1940 碳鋼 ≤425 蒸汽、油品、水等 480

250 " 470 650 2140 2220 " " " 780

300 " 530 750 2380 2710 " " " 1310

200 6.4 405 550 1850 1940 耐熱合金鋼 ≤550 蒸汽、油品、水等 480

250 " 470 650 2140 2220 " " " 780

300 " 530 750 2380 2710 " " " 1310

200 6.4 405 550 1850 1940 1Cr₁₈Ni₉Ti ≤200 硝酸類 480

250 " 470 650 2140 2220 " " " 780

300 " 530 750 2380 2710 " " " 1310

200 6.4 405 550 1850 1940 0Cr₁₈Ni₁₂Mo₂Ti ≤200 醋酸類 480

250 " 470 650 2140 2220 " " " 780

300 " 530 750 2380 2710

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