Control Valve

Design Features

• Type: Globe-style control valve with pneumatic diaphragm actuator

• Operation: Linear motion, modulating or on-off service

• Actuation: Pneumatic actuator with positioner for precise control

• Bonnet Type: Bolted bonnet, pressure-sealed or gasketed

• Flow Characteristic: Equal percentage / Linear (customizable)

• Packing: PTFE or Graphite packing for stem sealing

• Mounting: Flanged ends for easy piping integration

• Leakage Class: ANSI/FCI 70-2 Class IV, V, or VI (as required)

• Guiding: Top and bottom-guided plug for stability

• Trim: Quick-change trim, anti-cavitation and noise-reducing options available

Alloy Steel Control Valve

Material of Construction

• Body: Alloy Steel (typically ASTM A217 WC6 / WC9 / C12A or similar, depending on application)

• Bonnet: Same as body or compatible alloy

• Trim (Plug, Seat): Hardened stainless steel (e.g., 410, 17-4PH), stellite coating optional

• Stem: Stainless steel (ASTM A479 Type 316 / 410)

• Gaskets and Seals: Spiral wound SS + graphite / PTFE

• Actuator: Carbon steel with corrosion-resistant coating

Size Range Available

• Standard Sizes: 1” to 12” (DN25 to DN300)

• Larger sizes can be provided upon request for specific industrial requirements.

Pressure Rating

• ANSI Classes:

  • Class 150

  • Class 300

  • Class 600

  • Class 900 (customizable based on design)

• PN Rating (if metric): PN20 to PN160

Carbon Steel Control Valve

Design Features

• Type: Globe-style pneumatic control valve

• Actuator: Pneumatic diaphragm actuator (top-mounted)

• Control: Linear motion, ideal for throttling or regulating flow

• Valve Operation: Single-seated, direct or reverse acting

• End Connection: Flanged (ANSI standard)

• Bonnet: Bolted bonnet for ease of maintenance

• Packing: PTFE or graphite for high-temperature and pressure applications

• Positioner: Optional pneumatic or electro-pneumatic positioner

• Leakage Class: Typically Class IV, V, or VI per ANSI/FCI 70-2

Material of Construction

• Body: ASTM A216 WCB (Carbon Steel)

• Bonnet: Carbon Steel, matching the body

• Trim (Plug/Seat): Stainless Steel (AISI 410, 316, or 17-4PH depending on application)

• Stem: Stainless Steel (AISI 410/316)

• Packing: PTFE or Graphite

• Actuator Casing: Coated carbon steel or aluminum alloy

Size Range Available

• Standard Sizes: 1" to 12" (DN25 to DN300)

• Custom Sizes: Available upon request for special applications

Pressure Rating

• ANSI Class Options:

  • Class 150 (PN 20)

  • Class 300 (PN 50)

  • Class 600 (PN 100)

• Max Pressure: Up to ~100 bar (depending on body and trim rating)

Stainless Steel Control Valve

Design Features

• Type: Globe-style control valve with top-mounted pneumatic actuator

• Actuation: Pneumatic diaphragm actuator for linear motion

• Body Design: Single-ported, balanced/unbalanced plug option

• Valve Trim: Quick-change design, hardened for wear resistance

• Seat Leakage: ANSI Class IV/V/VI (as specified)

• Bonnet Types: Standard, extended, or bellows-sealed available

• Mounting: Flanged ends (ANSI/ASME B16.5)

• Control: Modulating or on-off service with positioner option

Material of Construction

• Body & Bonnet: ASTM A217 WC6, WC9, or equivalent alloy steel (chrome-molybdenum steels)

• Trim (Plug/Seat/Stem): Stellite overlay or 17-4PH / AISI 420 stainless steel

• Actuator Casing: Powder-coated carbon steel or anodized aluminum

• Packing: Graphite for high-temp resistance; PTFE for standard use

• Bolting: ASTM A193 B7 / A194 2H

Pressure Rating

• ANSI Pressure Classes:

  • Class 150

  • Class 300

  • Class 600

  • (Optional higher classes: 900, 1500 depending on alloy)

• Max Pressure: Up to 150 bar (dependent on size/class)

• Max Temperature: Up to 593°C (1100°F) depending on alloy grade.

Size Range Available

• Standard Range: 1” to 12” (DN25 to DN300)

• Larger sizes can be provided upon request for specific industrial requirements.