129_163_SV_2019

T-ONE-S (MFG) TRADING INC. CAT.10000 - JUL. 2019 ISO 9001 148 LOW LIFT SAFETY RELIEF VALVE Type W/O Lever (A) With Lever (LR) Working Fluid Steam, Air, Liquid. Steam, Air. Test on Body 22 kgf/cm²g (Hydrostatic) Working Pressure FC : 1~10 kgf/cm²g (150PSI) SUS304/SUS316 : 1~20 kgf/cm²g (300PSI) Size FC : 25~50 mm SUS304/SUS316 : 15~50 mm Working Temperature 0°C~230°C Connection BSPT (BS21), NPT (ANSI B2.1) Material SL22/21 No. / Parts W/O Lever S3S-A S34-A S36-A With Lever S3S-LR S34-LR S36-LR 1 Cap FC SCS 13 SCS 14 2 Hexagon Nut SS 41 SUS 304 SUS 316 3 Lever Washer SS 41 SUS 304 SUS 316 4 Lever BC SCS 13 SCS 14 5 Adjusting Bolt BC SUS 304 SUS 316 6 Stop Nut BC SUS 304 SUS 316 7 Spring Seat FC SUS 304 SUS 316 8 Spring STEEL SUS 304 SUS 304 9 Stem SUS 304 SUS 304 SUS 316 10 Body FC SCS 13 SCS 14 11 Valve Seat SUS 304 SUS 304 SUS 316 12 Adjusting Ring BC - - 13 Adjusting Screw SS 41 - - 14 Valve Disc SUS 304 SUS 304 SUS 316 15 Bottom Seat FC SUS 304 SUS 316 Dimension mm Nominal Diameter Valve Seat Diameter D Lift ℓ Effective Area mm² FC SUS Fitting Screw Lever Type H (Appr.) 2.22Dl π D l 0.785D² L1 L2 L1 L2 Inlet d1 Outlet d2 15 15 0.4 13.3 18.8 176.6 40 45 45 50 PT 1/2 PT 1/2 127 20 20 0.5 22.2 31.4 314.0 45 45 45 50 PT 3/4 PT 3/4 130 25 25 0.7 38.8 54.9 490.6 55 55 55 55 PT 1 PT 1 136 32 32 0.8 56.8 90.3 803.8 60 65 60 60 PT 1.1/4 PT 1.1/4 197 40 40 1.0 88.8 125.6 1256.0 75 80 70 75 PT 1.1/2 PT 1.1/2 225 50 50 1.3 144.3 204.1 1962.5 80 85 80 80 PT 2 PT 2 250 MODEL FC20 SS304 SS316 W/O LEVER S3S-A S34-A S36-A WITH LEVER S3S-LR S34-LR S36-LR ● Please specify the required Set Pressure when ordering. (Spring adjusting range: ± 1 kg/cm²)