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Control Valves - MGH YAPI
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Control Valves & Solutions

Precision engineered valves for modulating and controlling process variables. Equipped with advanced smart positioners and high-performance trims for accurate flow, pressure, and temperature regulation.

Control Valve

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Sector / Application Typical Control Valve Types Key Applicable Standards & Certifications
Oil & Gas (Upstream, Midstream, Downstream) Wellhead control, pressure regulation, separator level, compressor anti-surge Single Port Globe, Cage-Guided (Balanced/Unbalanced), Rotary (Butterfly, Ball, V-Port), Severe Service (Anti-Cavitation, High Pressure Drop).
  • Design/Manufacturing: API 6D (Pipeline), ISA 75 (Face-to-Face, Test), IEC 60534 (Industrial Process)
  • Noise Control: IEC 60534-8-3 (Aerodynamic Noise)
  • Fire-Safe: API 607, API 6FA
  • Sour Service: NACE MR0175/ISO 15156
  • Hazardous Areas: ATEX, IECEx (for Actuators/Positioners)
Power Generation (Fossil, Nuclear, Combined Cycle) Boiler feedwater, steam temperature, turbine bypass, condenser level High-Pressure Single Stage/ Multi-Stage, Steam Conditioning (Attemperator), Pressure Seal Bonnet, Low Noise/ Anti-Cavitation Trim.
  • Design/Manufacturing: IEC 60534, ASME B16.34 (Pressure Rating)
  • Nuclear Service: ASME Section III (N-Stamp), IEEE 323 (Qualification)
  • Materials: ASTM A217 (WC6/WC9), A182 (F22/F91)
  • Testing: IEC 60534-4 (Inspection & Routine Testing)
Chemical & Petrochemical Reactor feed, distillation column pressure, pH control, corrosive/abrasive services Alloy/Lined Bodies (Hastelloy, Alloy 20, PTFE-Lined), Diaphragm Valve (for slurries), Split Body Globe, Eccentric Rotary Plug.
  • Design/Manufacturing: IEC 60534, ISA 75
  • Lining Standards: ISO 16136 (PTFE lined)
  • Emission Control: ISO 15848-1/-2 (Fugitive Emissions Class), TA-Luft
  • Material Standards: ASTM A351 (CF8M), A494 (Alloy)
Water & Wastewater Treatment Pump discharge pressure, flow control, chemical dosing, aeration control Pinch Valves (for sludge), Diaphragm Valves (for dosing), Butterfly Control Valves, Flanged Globe Valves.
  • Design/Manufacturing: ISO 5208 (Testing), IEC 60534
  • Potable Water: NSF/61, WRAS, ACS (Body/Trim Materials)
  • Communication: MODBUS, PROFIBUS PA/DP (for smart positioners)
Pharmaceutical, Food & Beverage Clean-in-Place, batching, hygienic pressure/flow control, sterile processes Sanitary Diaphragm Valves, Hygienic Ball/Butterfly Valves, Orbital Welded Bodies, Electropolished 316L.
  • Design/Manufacturing: ASME BPE (Bioprocessing), 3-A Sanitary Standards
  • Surface Finish: Ra ≤ 0.8 µm electropolish, ASTM A967
  • Materials: FDA 21 CFR, USP Class VI (Elastomers)
  • Communication: Ethernet-APL, WirelessHART
Pulp & Paper Stock flow, bleaching chemical dosing, black liquor recovery, steam pressure Segmented Ball Valves, Eccentric Rotary Plug, High-Performance Butterfly, Lined Valves for Corrosive Chemicals.
  • Design/Manufacturing: IEC 60534, ISA 75
  • Abrasion/Corrosion: TAPPI guidelines (Industry Specific)
  • Materials: Alloy 6, Stellite trim, special alloys
General Process Industry (CPV: General Process Control) Flow, pressure, level, temperature control in standard processes Globe, Rotary (Ball, Butterfly), Single Port, Cage Guided.
  • Design/Manufacturing: ISA 75.01 (Flow Equations), ISA 75.05 (Face-to-Face), IEC 60534 (Int'l Equivalent)
  • Testing: IEC 60534-4
  • Instrumentation: IEC 61508/61511 (Functional Safety/SIL)
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