Home>제품소개>Valve           No. Part Name Material 1 Lower Body Steel 2 Upper Body Steel 3 Disc 420 S.S 4 Guide 420 S.S 5 Stem 420 S.S 6 Branch Steel 7 Nozzle 420 S.S 8 Control Bush 420 S.S 9 Lever 410 S.S 10 Orifice 420 S.S 11 Spring Guide 420 S.S 12 O-Ring Viton 13 Spring 304 S.S 14 Spring 304 S.S 15 Bolt, Nut Steel 16 Bolt, Nut Steel 17 Pin Steel   No. Part Name Material 1 Lower Body Steel 2 Upper Body Steel 3 Disc 420 S.S 4 Guide 410 S.S 5 Stem 420 S.S 6 Branch Steel 7 Control Head 420 S.S 8 Nozzle 420 S.S 9 Throat 420 S.S 10 Relief Bush 420 S.S 11 Nut 420 S.S 12 Piston Viton 13 Lever 410 S.S 14 Orifice 420 S.S 15 Spring 304 S.S 16 O-Ring Viton 17 Bolt, Nut Steel   Pressure Rating    Model : HDL ~ 40 bar    Model : HDM 40 ~ 250 bar     Valve Size Selection Valve Size mm 40 50 65 80 100 125 150 200 inch 1-1/2 2 2-1/2 3 4 5 6 8 Max. Main Flow ㎥/hr 35 50 85 130 200 300 450 800 GPM 155 220 375 570 880 1320 1980 3520 Bypass Size mm 25 25 40 40 50 50 65 80 inch 1 1 1-1/2 1-1/2 2 2 2-1/2 3 Max. Bypass Flow ㎥/hr 15 20 40 45 60 70 125 200 GPM 65 90 175 200 265 310 550 880     Valve friction Loss (△P)    △P = (Actual main flow / Max. main flow)² x 0.8 x Sp.Gr (bar)     Valve friction Loss (△P)   In order to size and selected valve, the following data are reguired.     1. Service     2. Liquid     3. Temperature of liquid (℃)     4. Specific Gravity     5. Vapor pressure (kgf/㎠)     6. Pump design flow (㎥/hr)     7. Min. flow (㎥/hr)     8. Max. flow (㎥/hr)     9. Pump discharge pressure at design flow (kgf/㎠)     10. Pump discharge pressure at min. flow (kgf/㎠)     11. Pump suction pressure (kgf/㎠)     12. Back pressure at by-pass pipe     13. Installation Horizontal or vertical       Dimensions Size Dp Db Flange Rating A (mm) B (mm) C (mm) KS ANSI 40 40 1-1/2" 25 1" KS 10K KS 20K KS 30K KS 63K KS 100K CL 150 CL 300 CL 600 CL 900 CL 1500 200 260 260 300 310 155 190 190 200 215 75 90 90 110 120 50 50 2" 25 1" KS 10K KS 20K KS 30K KS 63K KS 100K CL 150 CL 300 CL 600 CL 900 CL 1500 230 300 300 340 350 160 185 190 200 230 90 110 110 130 130 65 65 32 1/2" 40 1-1/2" KS 10K KS 20K KS 30K KS 63K KS 100K CL 150 CL 300 CL 600 CL 900 CL 1500 290 340 340 380 400 175 200 220 230 250 110 125 125 140 145 80 80 3" 40 1-1/2" KS 10K KS 20K KS 30K KS 63K KS 100K CL 150 CL 300 CL 600 CL 900 CL 1500 310 380 380 410 450 190 220 240 250 275 115 140 140 150 165 100 100 4" 50 2" KS 10K KS 20K KS 30K KS 63K KS 100K CL 150 CL 300 CL 600 CL 900 CL 1500 350 430 430 450 520 210 240 265 280 300 125 155 155 160 190 125 125 5" 50 2" KS 10K KS 20K KS 30K KS 63K KS 100K CL 150 CL 300 CL 600 CL 900 CL 1500 400 500 500 525 650 265 290 300 310 340 135 175 175 185 235 150 150 6" 65 2-1/2" KS 10K KS 20K KS 30K KS 63K KS 100K CL 150 CL 300 CL 600 CL 900 CL 1500 480 550 550 585 700 295 320 335 350 370 165 190 190 200 250 200 200 8" 80 3" KS 10K KS 20K KS 30K KS 63K KS 100K CL 150 CL 300 CL 600 CL 900 CL 1500 600 650 650 675 850 360 390 400 400 450 200 215 215 225 295