PRESSURE REDUCING VALVE

JK (JOKWANG) distributor JRV-ST11 Type • Direct Acting Applicable Fluid • Water Nominal Diameter • 15A (PT 1/2") - 20A (PT 3/4") • 10kgf/cm2 (1.0MPa) Maximum Reducing Rate • 10:1 Hydrostatic test pressure • 15.0kgf/cm2 (1.5MPa) Material • Body : Bronze • Disc & Diaphragm : Synthetic rubber

JK (JOKWANG) JRV-ST11 Size • (1/2”), (3/4”), (1”), (1.1/4”), (1.1/2”) Applicable Fluid • Steam • Max. 184°C pressure • Max. 10kgf/cm²(1.0MPa) Maximum reducing rate • 20 : 1 • Less than 0.05% of rated flow • PT Screw Materials • Body (Cast Iron) • Disc&seat (Stainless Steel) • Diaphragm (Synthetic rubber) Valve body pressure test • Hydraulic 20kgf/cm²(2.0MPa)

JK (JOKWANG) distributor JRV-SF16 Inlet pressure • 2~10kgf/cm²g {0.2~1.0MPa} Outlet pressure • 0.35~16kgf/cm²g {0.03~1.56MPa} Max reducing ratio • 20 : 1 Working temp. • Max. 300°C Working fluid • Steam Size • 1/2" (DN15) - 3" (DN80) Connection* • 10K/20K RF Flanged

JK (JOKWANG) distributor JRV-SF31 Size • 1/2" (DN15) - 1.1/2" (DN40) inlet pressure • Max. 30kgf/cm2 (0.3MPa) Outlet pressure • 0.35-5, 5-15kgf/cm2 (0.035-0.5, 0.5-1.5 MPa) Max reducing ratio • 10:1 • Max 80°C Working fluid • Air, gas Connection* • Flanged 16K, 20K, 30K Minimum pressure differential across the disc • 0.5kgf/cm2 (0.05MPa) Hydrostatic test pressure • 1.5 times the flange pressure rating