Description

Fisher 95H47 (MR95H series self-operated high-pressure relief valve, with 47 spring specification)
Basic Information

Brand: Fisher (owned by Emerson)
Full series: Type MR95H Self-acting Spring Diaphragm Pressure Reducing Valve
Model interpretation: 95H = High-pressure body; 47 represents the matching pressure regulating spring, limiting the outlet pressure range
Availability status: New original inventory
Delivery time: Shipment within 3 working days after payment
Warranty: New original 12 months
Medium compatibility: Natural gas, steam, nitrogen, process water, heat transfer oil, liquefied gas, etc. gas/liquid media
Structural principle diagram of MR95H pressure reducing valve
Core technical specifications:
1. Pressure parameters (corresponding range for 95H-47 spring)
Imported maximum pressure: 600 psig (41.4 bar)
47 spring set outlet pressure: 70–150 psig (4.8–10.3 bar)
Standard valve body pressure rating: Class 300

Built-in overpressure protection, automatically discharges when over-set pressure is reached
2. Valve body specifications
Available pipe diameters: 1/4″, 1/2″, 3/4″, 1″, 1.5″, 2″ (NPT threads / ANSI flange CL150/300)
Valve body material: WCC carbon steel / CF8M 316 stainless steel options available
Valve core seal: PTFE soft seal (shutdown class Class VI); metal hard seal available for high-temperature conditions
Sensing method: Built-in pressure tapping (standard), supports external remote pressure tapping modification
3. Temperature range
Standard model: -29℃ ~ 204℃
High-temperature HT derivative model has a maximum temperature resistance of 343℃ (650℉), suitable for overheated steam pipelines
4. Structure and installation
Drive type: Self-operated diaphragm spring drive, no external air source / power required
Adjustment method: Top handwheel for stepless fine adjustment of outlet pressure
Installation: Universal for horizontal / vertical pipes, built-in drain plug for convenient maintenance
Protection: IP30, outdoor use requires a matching rainproof and insulation cover