本公司生産的系列單座調節閥，采用[Yòng]頂部導[Dǎo]向平衡籠[Lóng]式結◆構◆， 具(Jù)有高強度、重載荷[Hé]、S◈型◈(Xíng)流道、壓降損失[Shī]小、流量系數大、可 調範圍廣、流量特性▲精▲度●高●[Gāo]。此調節閥适用于◊工◊況壓差◆較◆小的場 合，關閉嚴密，适用于對(Duì)介質流量或者壓力的調節。 

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