Type 21 Ball Valves

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Series: Type 21
Sizes: 3/8″- 4″
Ends: Socket, Threaded, Flanged, Butt, or ChemFlare
Seats: PTFE
Seals: EPDM, FKM (Viton®)
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    Description

    Type 21 True Union Ball Valves

    The Chemline Type 21 True Union Ball valve incorporates state of the art features for long term performance. This is a full port, full blocking True Union valve pressure rated at 16 bar (230 psi). Double stem o-rings and Safety Shear stem design provide for a high degree of safety on hazardous fluid applications. All sizes have an ISO standard actuator mounting platform integral to the valve body. This provides for sturdy and secure mounting of pneumatic or electric actuators.

    ✓ Full Port
    High capacity and low pressure drops
    ✓ Fully Blocking
    Downstream union nut may be safely disassembled for piping maintenance while valve is closed off under full system pressure
    ✓ Pressure rated to 230 psi
    Provides a high factor of safety
    ✓ Safety Shear Stem Design
    Double Stem o-ring Design allows valve to hold full pressure even if stem breaks due to excessive torque
    ✓ Built-In Spanner Wrench
    Top of the handle is designed to be used as a tool for accessing internal parts

    Technical

    Options

    Optional lock-out and Hasp
    Lock-out and Hasp
    Different Colour Handles
    Different Colour Handles
    4 to 6 inch Moulded Socket End Adapters
    4″ to 6″ Socket Ends
    ChemFlare Ends for Leak-free PFA Tubing
    ChemFlare Ends
    Municipal Operating Nut
    Municipal Operating Nut
    Manual Limit Switch
    Manual Limit Switch
    Panel Mount Insulation Displacement Stem Extension

    Panel Mount Insulation Displacement Stem Extension

    Stem Extensions

    Stem Extensions

    Vented Ball
    Vented Ball
    Valve Tags
    Valve Tags
    Valve Tags
    Gear Operators
    Chain-wheel Operators
    Chain-wheel Operators

    Electric Actuation

    Model Valves/Torque Operation/Control Position Indication
    E-series electric actuator
    ER-Series
    Ball up to 4″
    Butterfly up to 4″
    Torque: up to 885 in-lbs
    On-Off (2/3 wire)
    Adjustable Travel

    Optional:
    Failsafe
    Modulating
    BUS (custom)
    Visual
    2 Feedback Switches

    Optional:
    2 Extra Feedback Switches
    Feedback Potentiometer
    Feedback Transmitter
    ERS-series electric actuator
    ERS-Series
    Ball up to 2″
    Torque: up to 180 in-lbs
    On-Off (2/3 wire)
    Adjustable Travel
    Visual
    2 Feedback SwitchesOptional:
    2 Extra Feedback Switches
    Feedback Potentiometer
    Feedback Transmitter
    ERF-series electric actuator
    ERF-Series
    Ball up to 2″
    Torque: up to 180 in-lbs
    Fast-Acting On-Off (2/3 wire)
    Adjustable Travel
    Visual
    2 Feedback SwitchesOptional:
    2 Extra Feedback Switches
    Feedback Potentiometer
    Feedback Transmitter
    V-series electric actuator
    V-Series
    Ball up to 6″
    Butterfly up to 20″
    Torque: up to 8850 in-lbs
    On-Off (2/3 wire)
    Adjustable Travel

    Optional:
    Failsafe
    Modulating
    BUS (custom)
    Visual
    2 Feedback Switches

    Optional:
    2 Extra Feedback Switches
    Feedback Potentiometer
    Feedback Transmitter

    Pneumatic Actuation

    Model Valves/Torque Application Material
    PA Series pneumatic actuator
    PA-Series
    Ball up to 6″
    Torque: up to 40660 in-lbs
    Industrial Process
    Submerged
    Bleach / water washdown
    Rilsan-coated aluminun
    PP-series pneumatic actuator
    PP-Series
    Ball up to 6″
    Torque: up to 1335 in-lbs
    Industrial Process
    Minimal use of metal
    Glass-filled Polyamide
    P3-series pneumatic actuator
    P3-Series
    Ball up to 6″
    Torque: up to 8850 in-lbs
    Corrosive
    Submersed
    Off-shore
    316 Stainless steel
    Actuator Accessories
    Pneumatic Actuator Accessories
    Chemline has a full range of Postioners, Limit Switches, Solenoids, Filter Regulators and other air handling accessories.