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Z11W-16T黃銅絲口閘(zha)(zha)(zha)閥(fa)的(de)(de)啟(qi)閉(bi)件是閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)，閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)的(de)(de)運(yun)動(dong)方向與流體(ti)方向相垂直，閘(zha)(zha)(zha)閥(fa)只能(neng)作(zuo)全開和(he)全關，不適合作(zuo)調節和(he)節流。閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)有兩個密(mi)(mi)封(feng)面(mian)(mian)，常用的(de)(de)楔(xie)式(shi)閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)閥(fa)的(de)(de)兩個密(mi)(mi)封(feng)面(mian)(mian)形(xing)成楔(xie)形(xing)，楔(xie)形(xing)角隨閥(fa)門參數而異(yi)，通(tong)常為(wei)5o。楔(xie)式(shi)閘(zha)(zha)(zha)閥(fa)的(de)(de)閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)可以做(zuo)(zuo)成一(yi)個整體(ti)，叫做(zuo)(zuo)剛性閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)；也可以做(zuo)(zuo)成能(neng)產(chan)生微量(liang)變形(xing)的(de)(de)閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)，以改善其工(gong)藝性，彌補密(mi)(mi)封(feng)面(mian)(mian)角度在加工(gong)過程(cheng)中產(chan)生的(de)(de)偏差(cha)，這種閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)叫做(zuo)(zuo)彈性閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban)。上海良牧閥(fa)門-閘(zha)(zha)(zha)閥(fa)的(de)(de)啟(qi)閉(bi)件是閘(zha)(zha)(zha)板(ban)(ban)(ban)(ban),閘(zha)(zha)(zha)閥(fa)