Severe Service

Heavy Duty Angle Control Valve

Heavy duty angle control valves are robust and versatile components used in various industrial applications requiring precise flow regulation. The angled body design (typically 90 degrees) offers space-saving benefits while maintaining efficient flow control.

Specifications

Severe Service - Heavy Duty Angle Control Valve

Size Range

2- 500 NPS

Body Materials

A182F12, A182F22, A182F91, or F92.

Temperature Range

upto 620 C

Stem Materials

A182F12, A182F22, A182F91, or F92.

Maximum Allowable Operating Pressure

ANSI 150#–ANSI 4500#

Shutoff Rating

class V or MSS SP-61

Rangeability

Up to 25:1 for the complete valve

Certifications

ASME, PED, IBR, CRN, ISO 9001/14001

Actuation

Pneumatic, hydraulic or electrical

Options

Quick change type seat, Erosion resistant trim with long cage, Expanded outlet, Live load gland seal packings

Features:

- Angled Body Design: The inlet and outlet ports are positioned at a 90-degree angle, allowing for a more compact installation compared to straight-through control valves. This is beneficial in applications with limited space.
- Internal Control Mechanism: The valve utilizes a movable internal element (plug, globe, or butterfly) that regulates the flow path based on the control signal.
- Actuation Methods: Heavy duty angle control valves can be actuated in various ways:
  - Manual: Operated by a handwheel for direct user control, often used for initial adjustments or during maintenance.
  - Pneumatic: Employs compressed air for automated operation, offering faster response times compared to manual actuation.
  - Electric: Relies on electrical signals for automated control and integration with plant control systems, enabling precise and remote adjustments.
  - Hydraulic: Uses pressurized fluid for actuation, suitable for high-pressure applications.
- High-Performance Materials: Constructed from robust materials like cast iron or forged steel to withstand high pressures, high temperatures, and harsh industrial environments.

Benefits:

- Space-Saving Design: The angled body configuration allows for a more compact installation footprint compared to straight-through control valves.
- Precise Flow Control: The internal control mechanism enables accurate regulation of fluid flow, crucial for various industrial processes.
- Versatility: Available in various actuation methods, body materials, and size configurations to suit diverse application needs.
- Durable Construction: Heavy duty materials ensure reliable performance and extended service life in demanding conditions.
- Low Maintenance: Depending on the actuation type, some designs require minimal maintenance beyond periodic inspection and lubrication.

FAQs:

A. What factors influence the selection of a heavy duty angle control valve?

- Flow Rate and Pressure Requirements: The chosen valve needs to handle the expected flow rate and pressure of the specific application.
- Fluid Type: Compatibility of the valve materials with the fluid being controlled is crucial.
- Control Requirements: The desired level of precision and actuation method (manual, pneumatic, electric, etc.) need to be considered.
- Available Space: The angled body design can be advantageous in space-constrained applications.

B. What are the different types of internal control mechanisms used in angle control valves?

- Globe Valve: Utilizes a movable plug or disc that rises and falls to regulate flow.
- Butterfly Valve: Employs a disc that rotates on a shaft to control flow.
- Ball Valve: Features a ball with a bore that rotates to allow or block flow.

C. How do heavy duty angle control valves differ from straight-through control valves?

- - The primary difference is the body design. Angle control valves have a 90-degree angle between inlet and outlet, while straight-through valves have them in a straight line. This makes angle valves more compact but may introduce slight pressure drops compared to straight-through designs.

D. What are the maintenance requirements for heavy duty angle control valves?

The maintenance schedule depends on the specific valve type, operating conditions, and manufacturer’s recommendations. It typically involves periodic inspection, cleaning, lubrication (if applicable), and replacement of worn parts.