valve solutions for water, gas supply and district heating-direct from the manufacturer

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By implementing modern technologies, we focus our efforts reliability, on improving valve systems, toenhance their, aiming to minimize the consequences, of emergency situations, at energy facilities

Our products are used in utilities, industry, construction and the energy sector. Our production is organized with full quality control, incoming material inspection, CNC turning and milling on modern equipment, protective coatings and mandatory hydrotesting of every unit for tightness and strength. We ensure compliance with GOST and TU and provide a complete document package: product passports, certificates/declarations of conformity and test reports.

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We introduce
GRUMAN GATE VALVES

We manufacture rubberized wedge gate valves (DN 40–600 mm).
Each valve undergoes rigorous testing: Strength & body integrity test at 1.5×nominal pressure.
Air-tightness test at nominal pressure (Leakage Class A – zero leakage permitted).
Protective coating inspection (appearance, thickness, insulation resistance, etc.
Types of connection to the pipeline: Flanged;
for welding to a steel pipe; for welding to a PE pipe.

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Gate Valve with PE-ends

PRODUCT FEATURES AND ADVANTAGES
Low operating torque due to PTFE sliding shoes on the wedge.
o Maintenance-free stem sealing.
o Soft seal - nitrile butadiene rubber (NBR).
PE-ends SDR 11 for pipeline connection via butt welding or electrofusion welding.
Labyrinth stem sealing system that eliminates any possibility of medium leakage through the stem.
Minimized wear through use of PTFE sliding bearing and PTFE shoes at wedge- to-body contact points.
Extended PE-ends length allows for re- welding in case of initial connection errors.

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Gate Valve with Steel-ends

PRODUCT FEATURES AND ADVANTAGE
Low operating torque due to PTFE sliding shoes on the wedge.
Maintenance-free stem sealing.
Steel-ends for pipeline connection via butt welding.
Labyrinth stem sealing system that eliminates any possibility of medium leakage through the stem.
Maximum wear reduction achieved through PTFE sliding bearing and PTFE shoes at wedge-to-body contact points.

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“MEDUZA” Autonomous Remote Control System

The compact electrical actuator is equipped with a battery, enabling autonomous operation without centralized power supply. All electronic components are housed inside the actuator’s body. No need to use SPS.
EX-certificate ensures a combination of advanced engineering solutions with the highest safety level and reliability.

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GRUMAN Battery

The battery is designed to power the ARCS "MEDUZA" electrical actuator and demonstrates high performance in harsh operating conditions, ensuring stable operation even under heavy loads. Due to its energy-saving technology, the battery can operate in standard control mode for up to one year without requiring recharging.

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GRUMAN The gearbox

The gearbox is used to increase the electric actuator's maximum torque output required for opening and closing shut-off valves. Constructed from high-strength steel, it is capable of withstanding significant mechanical loads.

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GRUMAN The Control column

The control column serves to elevate the underground valve actuation assembly to a specified height, ensuring operational convenience and safety. The housing is manufactured from stainless steel, guaranteeing high reliability and durability even in corrosive environments. Control columns are available in various sizes and configurations, enabling selection of compatible solutions for actuators and shut-off valves with different connection dimensions.

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GRUMAN The Position indicator

The position indicator is designed for visual verification of shut-off valve status in technological systems. It provides immediate and precise identification of whether the valve is in the fully open, partially open, or closed position, while also displaying the rotation direction. The indicator's housing and structural components feature a stable, deformation-resistant geometry that ensures protection of internal mechanisms and assemblies.

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GRUMAN Control Panel (Control board)

The control panel is designed for local operation of electrical actuators installed on shut-off valves, enabling efficient and safe process control in industrial pipelines. Its dustproof and waterproof design ensures reliable performance in harsh environmental conditions, while the portable construction facilitates easy transportation for use across different facility areas.

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THERE ARE NO UNSOLVABLE TASKS, THERE ARE DIFFERENT APPROACHES TO THEIR SOLUTION. You can leave a request using the feedback form or contact us in any other way convenient for you, we will be happy to work on your project!