J Orifice Leser Valve 3" #300 x 4" #150 5262.1644
- Product Code: 5262.1644
Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.
Notes:
Maximum Pressure is dependent on temperature of the application
FLOW TABLE
Liquid (Water)
| Pressure (bar g.) | 0.2 | 1.0 | 5.0 | 10.0 | 15.0 | 20 | 
| Flow rate (kg/hour) | 70,490 | 99,689 | 140,981 | 172,666 | 199,377 | 222,910 | 
Gas (Air)
| Pressure (bar g.) | 0.2 | 1.0 | 5.0 | 10.0 | 15.0 | 20 | 
| Flow rate (kg/hour) | 4,669 | 8,612 | 16,498 | 24,384 | 32,270 | 40,156 | 
Steam (Saturated Steam)
| Pressure (bar g.) | 0.2 | 1.0 | 5.0 | 10.0 | 14.0 | 
| Flow rate (kg/hour) | 465 | 935 | 2,788 | 5,063 | 6,872 | 
| Min Pressure | 0.8 bar g. (11.6 psi g.) | 
| Max Pressure | 51 bar g. (739.5 psi g.) 14.00 bar g. (203.00 psi g.) on steam | 
| Temperature Range | -29°C to 427°C | 
| Flow Area | 1017.36 mm² (36mm inlet bore diameter) | 
| Inlet Connection | 2" ANSI #150 RF | 
| Outlet Connection | 4" ANSI #150 RF | 
| Flow Rate | Refer to Flow Tables | 
| Materials | WCB, Carbon Steel | 
| Seal Material | Metal | 
| Test Certifications | Supplied free of charge | 
| Approval | UKCA – PE(S)R, BS EN ISO 4126-1, PED Pressure Equipment Directive (CE Marked), EAC customs union (Russia, Belarus and Kazakhstan) | 
Tags: safety relief valve, Leser API Series, pressure control, industrial valves, safety equipment, process control, valve automation, reliability, durability, performance, safety standards, pressure protection, risk mitigation, asset protection, engineering solutions

