163 BASIC SPECIFICATIONS VALVE TYPE――――――――――――――― NEEDLE VALVE SIZE―――――――――――――――――――――― 15 mm−25 mm (1/2 inch−1 inch) BODY MATERIAL―――――――――― U-PVC SEAL MATERIAL――――――――――― EPDM etc. CONNECTION / FLANGED―――― JIS5K, JIS10K, DIN, ANSI HIGH PURITY SERIES――――― LUBRICANT FREE FLUID TEMPERATURE MAXIMUM WORKING PRESSURE (NORMAL TEMPERATURE) MPa{kgf/cm2} U-PVC 0℃ 〜 50℃ 1.0｛10.2｝ NOTES The maximum working pressure is the value including the water hammer pressure. Be careful that the maximum working pressure is not exceeded during use. * Concerning the allowable pressure for each temperature and material, see "Asahi AV Piping Material Technical Document". * For FKM 25 mm, complete sealing is not available. NEEDLE VALVE . OUR ORIGINAL SPECIAL SHAPE PLUG ALLOWS FOR HIGHLY ACCURATE FLOW CONTROL. . SHUTOFF VALVE AND RUBBER SEAT ALLOW FOR COMPLETE SEALING. . INDEPENDENT FROM SHUTOFF VALVE, IT MAINTAINS HIGHACCURACY CONTROL FUNCTION FOR A LONG PERIOD. . INSPECTION AND CLEANING OF INSIDE OF THE VALVE CAN BE PERFORMED WITHOUT DISMOUNTING IT FROM THE PIPE, BY REMOVING THE CAP (15 mm, 20 mm). . INTEGRALLY MOLDED BODY THAT IS LIGHTWEIGHT, ROBUST AND COMPACT. MANUAL 15 mm . 20 mm 25 mm 20 10 18 9 16 19 12 14 17 3 15 4 6 5 1 8 13 2 7 3 4 6 5 11 21 20 13 12 9 17 14 7 1 19 2 Cv Value Opening degree (%) 100 90 80 70 60 50 40 30 20 10 0 SIZE: 15,20,25mm (Port 6 mm) 0.7 SIZE: 15,20mm (Port 15 mm) 4.5 SIZE: 25mm (Port 15 mm) 6.0 0 1 2 3 4 5 6 Flow characteristics PARTS LIST MANUAL NOTES (1) For FKM, complete closure is not available. PART NO. / NAME QTY MATERIAL 8 O-RING (B) 1 EPDM, etc. 10 O-RING (D) 1 EPDM 15 UNION NUT 1 U-PVC 16 NUT 1 ABS 18 HANDLE BASE 1 U-PVC Used for 15 - 20 mm only. PART NO. / NAME QTY MATERIAL 11 O-RING (E) 1 EPDM 21 OPENING DEGREE INDICATOR 1 SET U-PVC, etc. Used for 25 mm only. PART NO. / NAME QTY MATERIAL 1 BODY 1 U-PVC 2 BONNET 1 U-PVC 3 CYLINDER 1 U-PVC 4 PLUG 1 U-PVC 5 ORIFICE 1 U-PVC 6 SEAT 1 EPDM, etc. 7 O-RING (A) 1 EPDM, etc. (1) 9 O-RING (C) 1 EPDM 12 SLEEVE 1 C3604 PART NO. / NAME QTY MATERIAL 13 CAP 1 U-PVC 14 KEY 2 PP(15-20mm) U-PVC(25mm) 17 THRUST RING 1 PP 19 HANDLE 1 PC(15-20mm) PP(25mm) 20 MACHINE SCREW 4 SUS304(15-20mm) C3604(25mm) SIZE PORT SIZE (mm) 15mm, 20mm 6 15 25mm 6 15 OTHERS / NEEDLE VALVE