3241 – Globe Control Valve

The Type 3241 threaded seat globe valve is designed for general service applications up to the limits of the ANSI 300 pressure class rating. These general service applications include process events such as erosion, abrasion, corrosion, cavitation, and flashing found in most process control industries.

The Type 3241 has several standard options such as temperature extensions, metal bellows seals, heating jacket, high performance metal sealing trim, soft sealing trim, noise attenuation and cavitation prevention trim sets. In addition to these options the valves can be specialized to meet the exact process needs such as NACE version for sour gas service, cleaned for specific service (e.g. Oxygen, Chlorine, High Purity, etc.), or the pressure swing adsorption (PSA) design.

The Type 3241 can be assembled with a pneumatic, electric, hydraulic, or electro-hydraulic actuator also offered by the SAMSON group to complete the control valve construction. These control valves are designed according to the modular assembly principle, can be equipped with SAMSON GROUP actuators and valve accessories such as positioners, limit switches, and solenoid valves.

Size: 1/2″ to 12″

ANSI Class: 125 to 300

Std. Materials: Cast Iron, Carbon Steel, Stainless Steel, Monel, Hastelloy, (Special Materials on Request)

Temperature Range: -325 to 842oF (-196 to 450oC)

SAMSON type 3241 manual


3244 – 3-Way Control Valve

The Type 3244 threaded seat three-way control valve is designed for general service applications up to the limits of the ANSI 300 pressure class rating. These general service applications include both the mixing and diverting of process fluids found in most process control industries.

The Type 3244 control valve has several standard options such as temperature extensions, metal bellows seals, and heating jacket. In addition to these options the valves can be specialized to meet the exact process needs such as NACE version for sour gas service and cleaned for specific service (e.g. Oxygen, Chlorine, High Purity, etc.).

The Type 3244 can be assembled with a pneumatic, electric, hydraulic, or electro-hydraulic actuator also offered by the SAMSON group to complete the control valve construction. These control valves are designed according to the modular assembly principle, can be equipped with SAMSON GROUP actuators and valve accessories such as positioners, limit switches, and solenoid valves.

Size: 1/2″ to 6″

ANSI Class: 150 to 300

Std. Materials: Carbon Steel, Stainless Steel

Temperature Range: -325 to 842oF (-196 to 450oC)

SAMSON type 3244 manual


3246 – Cryogenic Control Valve

The Type 3246 threaded seat globe control valve is designed for cryogenic service applications up to the limits of the ANSI 900 pressure class rating. Also included is a long insulating section as well as a circulation inhibitor to minimize the effects of the medium flow in the insulating section.

The Type 3246 cryogenic control valve has standard options such as an angle version for ANSI 300 pressure class and below as well as a perforated plug design.

The Type 3246 can be assembled with a pneumatic, electric, hydraulic, or electro-hydraulic actuator also offered by the SAMSON group to complete the control valve construction. These control valves are designed according to the modular assembly principle, can be equipped with SAMSON GROUP actuators and valve accessories such as positioners, limit switches, and solenoid valves.

Size: 1/2″ to 10″

ANSI Class: 150 to 900

Std. Materials: Cast Stainless Steel (A351 CF8)

Temperature Range: -325 to 149oF (-196 to 65oC)

SAMSON_type_3246 manual


3248 – Top-Entry Cryogenic Control Valve

The Type 3248 top entry threaded seat globe and angle style control valve is designed for cryogenic service applications up to the limits of the ANSI 600 pressure class rating.

The Type 3248 cryogenic valve is specifically designed to meet the requirements of cryogenic applications with the addition of a cryogenic extension bonnet cover plate to allow for installation in vacuum insulated pipelines, and air separation plants as well as standardizing on a metal bellows with a cryogenic length extension bonnet in order to meet emission requirements and minimize heat leaks. The top entry design allows for valve maintenance without removal from pipeline.

The Type 3248 can be assembled with a pneumatic, electric, hydraulic, or electro-hydraulic actuator also offered by the SAMSON group to complete the control valve construction. These control valves are designed according to the modular assembly principle, can be equipped with SAMSON GROUP actuators and valve accessories such as positioners, limit switches, and solenoid valves.

Size: 1″ to 6″

ANSI Class: 150 to 600

Std. Materials: Cast Stainless Steel (A351 CF8)

Temperature Range: -425 to 149oF (-254 to 65oC)

SAMSON_type_3248 manual


3249 – Aseptic Control Valve

The Type 3249 aseptic angle control valve is designed for the strict sanitary requirements of the food, beverage, and pharmaceutical industries such as FDA and EHEDG.  The valve body is designed without cavities, having a smooth, polished, satin, or mirror finish on internal and external surfaces, and the stem guide is sealed by a diaphragm.  A test connection enables the diaphragm to be monitored for leakages. This design can be cleaned and sterilized using the CIP or SIP methods.

The Type 3249 can be assembled with a pneumatic, electric, hydraulic, or electro-hydraulic actuator also offered by the SAMSON group to complete the control valve construction. These control valves are designed according to the modular assembly principle, can be equipped with SAMSON GROUP actuators and valve accessories such as positioners, limit switches, and solenoid valves.

Size: 1/2″ to 4″

ANSI Class: 150

Std. Materials: Forged Stainless Steel A182 F316

Temperature Range: 32 to 320oF (0 to 160oC)

SAMSON_type_3249 manual


3347 – Hygienic Angle Control Valve

The Type 3347 hygienic angle control valve is designed for the strict sanitary requirements of the food, beverage, and pharmaceutical industries such as FDA, 3A, and EHEDG. The valve body is designed free of dead space and having a smooth, polished, satin, or mirror finish on internal and external surfaces. PTFE bushings are used to seal body and bonnet as well as bonnet and plug stem. An additional steam line connection is available for stricter purity requirements. This design can be cleaned using the CIP method.

The Type 3347 can be assembled with a pneumatic, electric, hydraulic, or electro-hydraulic actuator also offered by the SAMSON group to complete the control valve construction. These control valves are designed according to the modular assembly principle, can be equipped with SAMSON GROUP actuators and valve accessories such as positioners, limit switches, and solenoid valves.

Size: 1/4″ to 5″

Maximum Pressure: 580 psi

Std. Materials: Cast & Forged Stainless Steel

Temperature Range: 32 to 300oF (0 to 150oC)

SAMSON_type_3347 manual


3349 – Aseptic Angle Control Valve

The Type 3349 aseptic angle control valve is designed for the strict sanitary requirements of the food, beverage, and pharmaceutical industries that includes the use of USP-VI diaphragm. The valve body is designed without cavities, having a smooth, polished, satin, or mirror finish on internal and external surfaces, and the stem guide is sealed by a diaphragm. A test connection enables the diaphragm to be monitored for leakages. This design can be cleaned and sterilized using the CIP or SIP methods.

The Type 3349 can be assembled with a pneumatic, electric, hydraulic, or electro-hydraulic actuator also offered by the SAMSON group to complete the control valve construction. These control valves are designed according to the modular assembly principle, can be equipped with SAMSON GROUP actuators and valve accessories such as positioners, limit switches, and solenoid valves.

Size: 1/2″ to 4″

Maximum Pressure: 150 psi

Std. Materials: 316L Stainless Steel

Temperature Range: 32 to 320oF (0 to 160oC)

SAMSON_type_3349 manual


3351 – On/Off Globe Valve

The Type 3351 threaded seat pneumatic on/off valve is used for tight closing applications for liquids, gases and vapors. The Type 3351 on/off control valve has standard options such as temperature extensions, and metal bellows seals.

The Type 3351 on/off valve is assembled with a pneumatic actuator and an optional hand wheel can be added to the control valve construction. These control valves are designed according to the modular assembly principle, can be equipped with various accessories associated with on/off control such as limit switches and solenoid valves.

Size: 1/2″ to 4″

ANSI Class: 150 to 300

Std. Materials: Carbon Steel, Stainless Steel

Temperature Range: -58 to 482oF (-50 to 250oC)

SAMSON_type_3351 manual