閘閥又稱閘板閥或閘門閥，應(yīng)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(duì)位置即可改變通道大小。 閘閥具有以下優(yōu)點(diǎn)： 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。 主要零件及材質(zhì)
NO.零件名稱Qty.材料NO.零件名稱Qty.材料1閥體1WCB13壓母110352閥座2A105+HF14手輪160-40-1893閘板1WCB+F615鎖母1A29 10354閥桿1A182 F616油杯1A570 Gr.A5墊片108F不銹鋼+柔性石墨17螺栓2A193 B76閥蓋1WCB18螺母2A194 2H7密封座1A276 41019銷軸2A29 10358填料1柔性石墨+不銹鋼20開口銷2A570 Gr.A9填料4-521螺柱A193 B711壓套1A276 41022螺母 A194 2H12壓板1WCB23鉚釘230413閥母1D-224 銘牌1 304
主要連接尺寸及重量
NPSdin22-1/23456810121416182024mm516476102127152203254305337387438489591L(BF)in7.007.508.009.0010.0010.5011.5013.0014.0015.0016.0017.0018.0020.00mm17819020322925426729233356381406432457508L1(BW)in8.509.5011.1412.015.0015.8816.5018.0019.7622.5024.002630028.0032.00mm216241283305381403419457502572610660711813L2(RTJ)in7.508.008.509.5010.5011.0012.0013.5014.5015.5016.5017.5018.5020.50mm1912032162412672793053543368394419445470521d1in3.624.135.006.187.328.5010.6312.7615.0016.2618.5020.9822.9027.24mm92105127157186216270324381413470533584692d2in4.755.506.007.508.509.5011.854.2517.0018.7521.2522.7525.0029.50mm120.5139.5152.5190.5216241.5298.5362432476540578635749.5Din6.007.007.509.0010.0011.0013.5016.0019.0021.0023.5025.0027.5032.00mm152178190229254279343406483533597635699813bin0.750.880.940.940.941.001.131.191.251.381.441.561.691.88mm1617.5192425262931323537404348n-Φdin4-0.754-0.754-0.758-0.758-0.878-0.878-0.8712-1.0012-1.0012-1.1316-1.1316-1.2520-1.2520-1.38mm4-194-194-198-198-228-228-2212-2512-2512-2916-2916-2320-3220-35H(open)in15.2017.319.0223.1126.5030.2037.6045.1252.2859.8067.7674.8083.3197.64mm3864354835876737679551146132815191721190021162480Win7.877.879.849.8411.8111.8113.7817.7219.6818.1118.1118.1124.0224.02mm200200250250300300350450500460460460610610WT(kg)BF2030235371851362203233875536608101250BW1726294666771162022943505065757201130
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