本公司(si)生産的系(xì)列單座調(diao)節閥，采用(yòng)頂部導向(xiàng)平衡籠式(shi)結✏️構， 具有(you)高強度、重(zhong)載荷、S型流(liú)道、壓降損(sun)失小、流量(liang)系數大、可(kě) 調範圍廣(guǎng)、流量特性(xìng)精度高。此(ci)調節閥适(shi)用于工況(kuàng)壓差較小(xiao)的場 合，關(guān)閉嚴密，适(shi)用于對介(jie)質流量或(huò)者壓力的(de)調✍️節。 

The series of single seat-control valves produced by the Company adopt top guide balanced cage structure， with high strength， heavy load， S-shaped flow passage， small pressure drop loss， large flow coe- f ficient， wide adjustable range and high flow characteristic accuracy. This control valve is suitable for the occasion with small working condition pressure difference and it can close tightly.It is suitable