- 
Y14H-16P bellows pressure reducing valveY14H-16P bellows pressure reducing valve - 
Y14H-16P bellows pressure reducing valveY14H-16P bellows pressure reducing valve - 
Y13H steam pressure reducing valveY13H steam pressure reducing valve - 
Y945H electric double seat steam pressure reducing valveY945H electric double seat steam pressure reducing valve - 
Y43H pilot piston type steam pressure reducing valveY43H pilot piston type steam pressure reducing valve - 
YTG11X brass pressure reducing valve with pressure gaugeYTG11X brass pressure reducing valve with pressure gauge - 
YK43X gas pressure reducing valveYK43X gas pressure reducing valve - 
High sensitivity and large flow steam pressure reducing valveHigh sensitivity and large flow steam pressure reducing valve - 
Y44H bellows pressure reducing valveY44H bellows pressure reducing valve - 
200P adjustable pressure reducing valve200P adjustable pressure reducing valve - 
Pilot type high sensitivity pressure reducing valvePilot type high sensitivity pressure reducing valve - 
YG13/43H high sensitivity steam pressure reducing valveYG13/43H high sensitivity steam pressure reducing valve - 
Y43X proportional pressure reducing valveY43X proportional pressure reducing valve - 
YB43X fixed proportional pressure reducing valveYB43X fixed proportional pressure reducing valve - 
Y42X spring membrane pressure reducing valveY42X spring membrane pressure reducing valve - 
Y45H lever type pressure reducing valveY45H lever type pressure reducing valve - 
ZGPV multifunctional pressure reducing valveZGPV multifunctional pressure reducing valve - 
Adjustable nozzle type temperature reducing deviceAdjustable nozzle type temperature reducing device - 
Venturi type temperature reducing deviceVenturi type temperature reducing device - 
WY integrated temperature and pressure reducing deviceWY integrated temperature and pressure reducing device - 
Intelligent frequency conversion temperature and pressure reducing deviceIntelligent frequency conversion temperature and pressure reducing device
 - 
Split type temperature and pressure reducing deviceSplit type temperature and pressure reducing device