MR95 Series Industrial Pressure Regulators PRESSURE REDUCING REGULATORS Figure 1. Typical MR95 Series Industrial Pressure Regulators

MR95 Series Specifications This section lists the specifications for the MR95 Series regulators. Factory specification such as type, maximum inlet pressure, maximum temperature, maximum outlet pressure, spring range, orifice size and seat material are stamped on the nameplate fastened on the regulator at the factory. Available Constructions Type MR95L: Pressure reducing regulator for outlet pressures from 2 to 30 psig / 0.14 to 2.1 bar. 1/4 in. to 1 in. body sizes only. Type MR95H: Pressure reducing regulator for outlet pressures from 5 to 150 psig / 0.34 to 10.3 bar. Type MR95HP: Pressure reducing...

MR95 Series Specifications (continued) Relief Sizing Coefficients for MR95 Series Regulators with Reduced Flow Orifices See Table 7 Trim Materials See Table 8 Main Valve Construction Materials See Table 9 Product Dimension See Figure 3 Typical Regulating Capacities Air: See Tables 11, 12, 13, 14 and 15 Steam: See Tables 16, 17, 18, 19 and 20 Water: See Tables 21, 22, 23, 24 and 25 Introduction The MR95 Series regulators are compact, large-capacity, direct-operated pressure regulators (see Figure 1). The units are available in 1/4 NPT through 2 in. / DN 50 sizes and are offered in several different...

MR95 Series Table 1. Types MR95L and MR95LD Regulators Body Constructions Without Control Line and Gauge Port Without Control Line and Gauge Port Welded PN 16/25/40 RF NPT With Control Line but Without Gauge Port Welded CL150 RF Welded CL300 RF Welded PN 16/25/40 RF NPT SWE Without Control Line and Gauge Port Welded CL150 RF Welded CL300 RF Welded PN 16/25/40 RF NPT With Control Line but Without Gauge Port Welded CL150 RF Welded CL300 RF Welded PN 16/25/40 RF NPT With Gauge Port but Without Control Line Welded CL150 RF Welded CL300 RF Welded PN 16/25/40 RF NPT SWE Without Control Line and Gauge...

MR95 Series Table 2. Types MR95H, MR95HD, MR95HDP, MR95HT and MR95HP Regulators Body Constructions Without Gauge Port and Control Line BODY CONSTRUCTION BODY SIZE BODY MATERIAL Without Control Line and Gauge Port Welded CL600 RF Welded PN 16/25/40 RF Integral CL150 RF Integral CL300 RF Integral CL600 RF Integral PN 16/25/40 RF NPT Welded CL150 RF With Control Line but Without Gauge Port Welded CL300 RF Welded CL600 RF Welded PN 16/25/60 RF NPT SWE Without Gauge Port and Control Line Welded CL150 RF Welded CL300 RF Welded CL600 RF Welded PN 16/25/40 RF NPT 3/4 in. / DN 20 With Control Line but...

MR95 Series Table 2. Types MR95H, MR95HD, MR95HDP, MR95HT and MR95HP Regulators Body Constructions (continued) NPT With Control Line but Without Gauge Port Welded CL150 RF Welded CL300 RF Welded PN 16/25/40 RF NPT With Gauge Port but Without Control Line Welded CL150 RF Welded CL300 RF Welded PN 16/25/40 RF NPT SWE Without Gauge Port and Control Line Welded CL150 RF Welded CL300 RF Welded CL600 RF Welded PN 16/25/40 RF NPT 1-1/2 in. / DN 40 With Control line but Without Gauge Port Welded CL150 RF Welded CL300 RF Welded PN 16/25/40 RF NPT With Gauge Port but Without Control Line Welded CL150 RF...

MR95 Series Table 3. Body Sizes, Pressure Ranges and Spring Information TYPE BODY SIZE OUTLET OR DIFFERENTIAL PRESSURE RANGE(1) SPRING WIRE DIAMETER SPRING COLOR Zinc-plated steel Zinc-plated steel Powder-coated steel Yellow Green SPRING PART NUMBER SPRING FREE LENGTH Yellow Green Powder-coated Stainless steel Stainless steel Stainless steel Zinc-plated steel Zinc-plated steel Yellow Green Yellow Green Powder-coated Stainless steel Stainless steel Stainless steel Powder-coated steel Black with Light Blue Stripe Powder-coated steel Light Gray Enamel-coated steel Powder-coated steel 1. or Types...

MR95 Series Table 4. Maximum Cold Working Pressures of Body Size and Material(1)(2) TYPE BODY SIZE SPRING CASE MATERIAL Gray Cast Iron WCC Steel LCC Steel CF8M Stainless steel CF3M Stainless steel Monel®(4) Hastelloy® C(4) Gray Cast Iron WCC Steel LCC Steel CF8M Stainless steel CF3M Stainless steel Monel®(4) Hastelloy® C(4) Aluminum-Bronze(4) WCC Steel LCC Steel CF8M Stainless steel CF3M Stainless steel Monel®(4) Hastelloy® C(4) Aluminum-Bronze(4) WCC Steel LCC Steel CF8M Stainless steel CF3M Stainless steel Monel®(4) Hastelloy® C(4) Aluminum-Bronze(4) WCC Steel LCC Steel CF8M Stainless steel...

MR95 Series Table 5. MR95 Series Temperature Capabilities(1)(2)(5) TRIM MATERIAL DIAPHRAGM PROTECTOR Ethylenepropylene (EPDM) Perfluoroelastomer (FFKM) BODY MATERIAL Gray cast iron 1. The pressure/temperature limits in this Bulletin and any applicable standard limitation should not be exceeded. 2. he temperature limits given are based on the body size and body materials only. Actual temperature limits of the assembled regulator may decrease and vary depending on the body T end connection, diaphragm, seat and/or trim material of the regulator. 3. Not for use on steam service. 4. Meets API 614...

MR95 Series Table 8. MR95 Series Trim Materials TRIM NUMBER ORIFICE / VALVE PLUG VALVE PLUG GUIDE STEM / STEM GUIDE VALVE SPRING Perfluoroelastomer (FFKM) Polytetrafluoroethylene (PTFE) Polytetrafluoroethylene (PTFE) Ethylenepropylene (EPDM) Polytetrafluoroethylene (PTFE) 1. Alloy 6 is not available for 1/4 NPT body. 2. 1/4 NPT has brass orifice and 316 Stainless steel valve plug. Table 9. MR95 Series Construction Materials MAIN VALVE MATERIAL Body Spring Case Regulator Spring Gray Cast Iron LCC/WCC Steel CF8M/CF3M Stainless steel Hastelloy® C Monel® Aluminum-Bronze Gray Cast Iron(1) LCC/WCC...

MR95 Series Table 10. ir Capacities(1)(2) in SCFH / Nm3/h for 1/4 NPT and 1/2 through 1 in. / DN 15 through 25 Types MR95L and MR95LD Regulators A with Elastomer Diaphragm PRESSURE RECOMMENDED OUTLET/ DIFFERENTIAL PRESSURE RANGE, psig/psi / bar Outlet/ Differential Setting psig SCFH Nm3/h SCFH Nm3/h SCFH Nm3/h SCFH Nm3/h REGULATOR BODY SIZE, IN. / DN 1/4 NPT 1. To obtain capacities for regulators using metal diaphragms, multiply the table values by 0.8. 2. To obtain capacities for regulators with reduced flow orifices, multiply the table values by 0.7.