Brand: Samson

SAMSON Type 3241 Globe Control Valve

Name: SAMSON Type 3241 Globe Control Valve – Datasheet & Quote
Brand: Samson

Description

Overview

The SAMSON Type 3241 is a threaded seat globe control valve designed for general service applications up to the limits of the ANSI Class 300 pressure rating. It is built to handle process events such as erosion, abrasion, corrosion, cavitation, and flashing found across most process control industries, making it a versatile default choice for demanding control loops.

Working closely with plant engineers in the region, Seven Star LLC proudly supplies the SAMSON Type 3241 to process plants and industrial facilities across the Sultanate of Oman and the wider GCC, backed by genuine factory calibration, full documentation, and local technical support.

Operating Principle

The SAMSON Type 3241 controls flow through a single-seated globe body in which a contoured plug moves relative to a fixed seat, throttling process fluid as it passes through the restriction. The valve is assembled according to a modular design principle, allowing it to be paired with a pneumatic, electric, hydraulic, or electro-hydraulic actuator from the SAMSON range, along with positioners, limit switches, and solenoid valves to complete the control valve assembly.

The modular construction significantly reduces the parts required to rebuild the valve to just four items: seat, plug, body gasket, and packing. This simplifies maintenance planning and spare parts inventory considerably compared to older, less standardized globe valve designs, while the self-adjusting PTFE V-ring packing meets TA-Luft and EPA low-emissions requirements as standard.

Engineering Design of the SAMSON Type 3241

The valve is available in sizes from 1/2 inch to 12 inch, with pressure ratings from ANSI Class 125 to 300, and a temperature range of –196°C to +450°C. Standard body materials include cast iron, carbon steel, and stainless steel, with Monel, Hastelloy, and other special materials available on request for corrosive service.

Up to 11 Cv coefficients are available in steps of 1.6 for each valve size, giving precise sizing flexibility for a given control application. The bonnet, yoke, and body are manufactured from the same material for full process compatibility, and standard options include temperature extensions, metal bellows seals, heating jackets, high-performance metal sealing trim, soft sealing trim, and noise attenuation or cavitation prevention trim sets.

Key Features

The SAMSON Type 3241 is engineered as a versatile, modular globe control valve, and the SAMSON Type 3241 is a proven standard across general process control applications:

Handles erosion, abrasion, corrosion, cavitation, and flashing across general process service.
Covers sizes from 1/2 inch to 12 inch with ANSI Class 125 to 300 pressure ratings.
Operates across a temperature range of –196°C to +450°C.
Requires only four parts to fully rebuild: seat, plug, body gasket, and packing.
Offers up to 11 Cv coefficients in steps of 1.6 per valve size for precise sizing.
Meets TA-Luft and EPA low-emissions standards with self-adjusting PTFE V-ring packing.
Supports pneumatic, electric, hydraulic, or electro-hydraulic actuation.
Is available in cast iron, carbon steel, stainless steel, Monel, or Hastelloy body materials.

Industrial Applications

The SAMSON Type 3241 is specified across chemical processing, oil and gas, power generation, and general industrial process control loops where reliable throttling control is required under erosive, corrosive, or cavitating conditions. Its modular design and wide material selection make it suitable for both standard utility services and more aggressive process media.

With fast quotation turnaround and technical support, Seven Star LLC distributes the Type 3241 to process industries throughout Oman and the GCC, including projects in the Sohar and Salalah economic zones, refining and petrochemical plants, and power generation facilities, supported by technical staff and lead time confirmed at quotation.

Technical Specifications

Key technical parameters for the SAMSON Type 3241 are summarized below.

Parameter	Specification
Model	SAMSON Type 3241
Valve Type	Threaded seat globe control valve
Size Range	1/2″ to 12″
Pressure Class	ANSI Class 125 to 300
Temperature Range	–196°C to +450°C
Body Materials	Cast iron, carbon steel, stainless steel, Monel, Hastelloy
Actuation	Pneumatic, electric, hydraulic, electro-hydraulic

Why Choose Seven Star LLC for SAMSON Globe Control Valves

A globe control valve’s real performance under erosion, cavitation, or corrosive service depends on trim selection and body material matching your actual process conditions — a standard trim in a flashing or cavitating service wears out fast, while an unnecessarily exotic material adds cost without benefit on a benign application. Seven Star LLC works with your process engineers to confirm the correct SAMSON Type 3241 Cv sizing, trim configuration, and body material for your control loop before order confirmation, drawing on our trusted SAMSON suppliership across Oman and the wider GCC. We also help plants plan actuator pairing and positioner selection as part of the same procurement, and support maintenance teams across Muscat, Sohar, and Salalah with spare seat, plug, and packing planning so a control valve rebuild never stalls waiting on a single missing part, and we advise on when TA-Luft-compliant packing upgrades are worth specifying for plants tightening fugitive-emissions compliance.

Request a Quote for SAMSON Type 3241 Globe Control Valve

For process control loops standardizing on the SAMSON Type 3241, Seven Star LLC is ready to support your project with a formal RFQ, technical datasheet, and delivery timeline. Our instrumentation engineers provide technical support with selection across Oman and the GCC, with lead time confirmed at quotation. With engineering support in Muscat, contact our instrumentation division today to configure the right Type 3241 valve and actuator combination for your process, complete with manufacturer documentation.

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About brand

SAMSON is a German manufacturer of control valves, actuators, positioners and self-operated regulators. Hermann Sandvoss founded the company in Düsseldorf on 1 April 1907, and its first important product was a thermostatic valve that controlled temperature without external power. After moves to Mannheim, SAMSON settled in Frankfurt am Main in 1916, where SAMSON AG is still headquartered.

Seven Star LLC supplies Samson control valves, pneumatic actuators and positioners to process plants in Oman, including the types listed on this page and their replacement units.

Samson company profile

Founded	1 April 1907, Düsseldorf, by Hermann Sandvoss, as VULCAN Technische Apparate Baugesellschaft; products sold under the SAMSON name
Headquarters	Frankfurt am Main, Germany, since 1916
Legal form	SAMSON AG
First product	A self-operated thermostatic valve
Group brands	SAMSON together with PFEIFFER, LEUSCH, VETEC and AIR TORQUE
Product families	Globe valves such as Type 3241, rotary and butterfly valves, 3271 and 3277 pneumatic actuators, 3730 and 3731 positioners, self-operated pressure and temperature regulators

Milestones

1907: Hermann Sandvoss founds the company in Düsseldorf.
1909: It is re-established as SAMSON Apparatebau GmbH.
1916: After a period in Mannheim, the company moves to Frankfurt am Main.
1975: The name becomes SAMSON Mess- und Regeltechnik.

Samson valve, actuator and positioner types

Samson builds a control valve from modules. The Type 3241 globe valve is the general-service body of Series 240, and the Type 3251 is the Series 250 body for higher pressure ratings. Either one is combined with a Type 3271 pneumatic diaphragm actuator or a Type 3277, whose yoke allows the positioner to be attached directly with a concealed travel linkage.

Among the positioners listed are the Type 3725 and the Type 3730 family: the 3730-1 as the basic electropneumatic version, sold in its current generation as TROVIS 3730-1, and the 3730-3 with HART communication and valve diagnostics. Samson also makes PROFIBUS PA and FOUNDATION fieldbus variants in the same family, plus self-operated pressure and temperature regulators.

Where Samson valves are used

Samson control valves throttle steam, gas and liquids in chemical and petrochemical units, refineries, gas processing, power stations, water and desalination plants, and food production. Many reach site as part of a skid or package, so the plant instrument team often meets them first when a positioner or actuator needs replacing. We supply these items to end users and contractors throughout the GCC.

Samson products we list

Family	Examples
Valve Positioners	3730-3 Electropneumatic Smart Positioner, TROVIS 3730-1 Electropneumatic Positioner, Type 3725 Electropneumatic Positioner, Type 3767 Electropneumatic Positioner, Type 4763 Electropneumatic Positioner
Control Valves	Type 3241 Globe Control Valve, Type 3244 Three-Way Control Valve, Type 3251 Globe Control Valve, Type 3310 Segmented Ball Control Valve
Valve Actuators	Type 3271 Pneumatic Diaphragm Actuator, Type 3277 Pneumatic Actuator for Integra…, Type 3374 Electric Linear Actuator
Solenoid Valves	Type 3963 Solenoid Valve for Pneumatic A…

Ordering Samson parts: what we need

Every Samson device has a nameplate with the type, a configuration ID (Var-ID) and a serial number. A photo of that plate is the surest route to an exact match. Without it, please send:

Valve: type, DN or NPS, pressure rating, body and trim material, Kvs or Cv, plug and seat style, packing and bonnet type
Actuator: type, effective area in cm², bench range, fail action and travel
Positioner: full type code including Ex protection, communication and options such as limit switches or position transmitter

We check the code against Samson documentation and provide the manufacturer's data sheet on request.

Facts checked against SAMSON's corporate chronicle and press material, October 2026.

Browse Samson products by category: Control Valves, Valve Positioner, Valve Actuator.

FAQ

Questions about the SAMSON Type 3241 Globe Control Valve

Answers from our engineering team on installation, compatibility and integration.

01What process conditions can the SAMSON Type 3241 handle?

The Type 3241 is designed for erosion, abrasion, corrosion, cavitation, and flashing service up to ANSI Class 300, with a temperature range of -196C to +450C, covering most general process control applications.

02How easy is the Type 3241 to maintain?

Very. Thanks to its modular design, the Type 3241 requires only four parts to fully rebuild: seat, plug, body gasket, and packing, which simplifies maintenance planning and reduces spare parts inventory.

03What actuators can be paired with the Type 3241?

The Type 3241 can be assembled with a pneumatic, electric, hydraulic, or electro-hydraulic actuator from the SAMSON range, along with positioners, limit switches, and solenoid valves to complete the control valve assembly.

04What sizes and materials are available for the Type 3241?

The Type 3241 covers sizes from 1/2 inch to 12 inch in cast iron, carbon steel, or stainless steel as standard, with Monel, Hastelloy, and other special materials available on request for corrosive service.

05Is Seven Star LLC an experienced supply partner for SAMSON products?

Yes. Seven Star LLC supplies Samson products to customers in Oman and the GCC and can provide the manufacturer documentation and technical support on request.