球阀门

SR ball valve is a manual globe valve for use in liquid, suction and hot gas lines in refrigeration , cold storage and air conditioning plant. SR ball valve gives maximum flow with fully open valve, and maximum tightness with closed valve. ModelWeldingABCDEStandardtesting holeinchmminchmminchmminchmminchmminchmmSR-17202SR-174021/46.55-5/81442-7/8727/8202-1/2683/810SR-17203SR-174033/89.65-5/81442-7/8727/8202-1/2683/810SR-17204SR-174041/212.86-1/41603807/8202-1/2683/810SR-17205SR-174055/816.06-1/41603807/8202-1/2681/215SR-17207SR-174077/819.27-3/81863-5/8931-1/4323-3/8851-1/215SR-17209SR-174091-1/828.88-1/22144-3/81071-3/8363-1/8100125SR-17211SR-174111-3/835.09-7/82484-7/81241-1/2404-1/8105SR-17213SR-174131-5/842.0112805-17/321401-5/8424-25/32122SR-17217SR-172172-1/854.0123045-15/161522-1/8605-13/16148SR-17221SR-174212-5/867.0123045-15/161522-1/8605-13/161481 Rated liquid and suction vapour capacity is based on evaporating temperature te=-10,liquid temperature ahead of valve t1=+25,and pressure drop in valve p=0.015MPa.2 The Kv value is the water flow m³/h at a pressure drop across valve of 0.1MPa,ρ =1000kg/m³.