Valve Iran

Loader steering valve repair

The steering control valve in Volvo, Komatsu, and Hyundai loaders is a critical component of the hydraulic steering system, responsible for controlling oil flow and pressure to the steering cylinders. These valves are typically high-pressure, double-acting designs capable of withstanding operating pressures between 200 and 260 bar. Internally, they feature pistons, springs, and precisely machined housings with tolerances below 0.05 millimeters, enabling accurate oil flow control and precise steering shaft movement. Selecting the correct valve and maintaining the specified flow rate for each loader model is crucial to prevent vibration and premature wear of hydraulic components.

The mounting location of the steering valve is usually on the outlet path of the hydraulic pump, near the input shaft of the orbital steering unit. This position allows the valve to receive direct hydraulic pressure and transmit force accurately to the steering cylinders. The valve is connected to pressure and return lines using flange couplings and high-pressure-resistant O-rings. Improper alignment or installation can lead to leakage, reduced flow, and increased shaft vibration, shortening the lifespan of the hydraulic components.

The repair process for the steering valve involves disassembling the

exporting butterfly valves from Iran to Iraq

The export of butterfly valves from Iran to Iraq is considered one of the most important activities in the engineering and sanitary industries, as Iranian valves are distinguished by high manufacturing quality and great durability, ensuring effective control of fluid and gas flow in various industrial and domestic systems. These valves are available in multiple sizes ranging from 2 inches to 24 inches and are made from various materials such as stainless steel, cast iron, and copper to meet diverse usage requirements, including water stations, factories, and heating and cooling systems. Additionally, butterfly valves are easy to install and maintain, making them a preferred choice for engineers and contractors in the Iraqi market who seek reliable and efficient solutions.

Iranian butterfly valve exports to Iraq include a wide range of types to suit the needs of different projects, including single-disc valves, double-disc valves, and valves with either motorized or manual operation, providing high flexibility in control according to industrial process requirements. These valves are also classified based on pressure and temperature ratings to withstand different working conditions, making them ideal for use in heavy industries, infrastructure, and energy sectors. Thanks to adhe

exporting ball valves from Iran to Iraq

The export of ball valves from Iran to Iraq is considered a vital activity in the engineering and water industries, as Iranian valves are known for their high manufacturing quality and excellent durability, ensuring stable flow and effective control in various industrial and domestic systems. These valves are available in different sizes, ranging from 1/2 inch to 12 inches, and are manufactured from various materials such as stainless steel, copper, and cast iron to meet different usage requirements, including water stations, factories, and heating and cooling systems. Additionally, these valves are easy to install and maintain, making them a preferred choice for engineers and contractors in Iraq who seek reliable and efficient solutions.

Iranian ball valve exports to Iraq include a wide range of types to meet the needs of different projects, including full ball valves, half ball valves, and double-seated ball valves, designed to withstand high pressure and various temperature conditions. Furthermore, Iranian companies offer options for motorized or manual-operated valves, providing flexibility in control according to different industrial processes. Thanks to adherence to international quality standards, Iranian ball valves enjoy an excellent reputation in the Iraqi market, en

Schroeder Chrome Gas Solenoid Valve 1/2-1 VG 40/32R02LT31DZ2

The Chrome Schuder progressive gas solenoid valve, model VG40/32R02LT31DZ2, is a high-quality, specialized component designed for precise and safe control of gas flow in heating systems, industrial units, and commercial installations. This valve features a nominal size of 1/2-1 inch and operates as a modulating solenoid valve, meaning it can open and close gradually based on control signals. This progressive operation significantly reduces sudden pressure shocks in the gas line, allowing for smoother flow regulation. The valve body is made from a durable alloy with a chrome finish, providing strong resistance to corrosion, heat, and wear, making it suitable for harsh industrial environments.

From a technical standpoint, the VG40/32R02LT31DZ2 operates on a 220V AC power supply and is equipped with a high-performance coil that ensures energy-efficient and reliable operation. The internal structure of the valve is engineered with precision and complies with the latest European standards, ensuring stable performance, quick response to control signals, and long-term safety. The valve typically supports a maximum operating pressure of up to 500 mbar and features an advanced sealing system to prevent gas leakage during continuous use. Its easy installation, high serviceability, and c

Vogiran anti-water hammer spring check valve PN16

The Vogiran anti-water hammer spring check valve PN16 is designed with a compact ductile iron GGG40 body, rated for a nominal pressure of 16 bar. It features a stainless steel spring-loaded disc mechanism that responds instantly to flow changes, closing smoothly to prevent water hammer effects. Internal components, including the disc, spring, and seat, are made of stainless steel to ensure corrosion resistance and durability at temperatures from 0°C to 200°C. The sealing interface utilizes EPDM or NBR elastomers for complete backflow prevention. Designed according to DIN 3202 and EN 12334 standards, it is suitable for horizontal and vertical installations in systems carrying water, air, or light oil.

Depending on the nominal diameter DN50–DN200, the valve weight ranges from 7 to 50 kilograms, with flanges built per EN1092-2 standards. The aerodynamic flow path minimizes pressure loss and provides silent, vibration-free operation. Its interior epoxy coating offers excellent resistance to corrosion, extending the valve’s lifespan in humid environments. This model is ideal for pump discharge lines, water supply systems, and thermal installations exposed to sudden pressure fluctuations. With its fast-closing spring mechanism, tight sealing, and robust construction, the Vogir

KITZ needle valve

The KITZ brand forged steel needle valve is manufactured from carbon steel ASTM A105 and is suitable for high-pressure applications up to ANSI Class 800. It features a hard-faced metal seat with a precisely machined conical angle to ensure smooth and accurate flow control. Its operating temperature range is from -29°C to 425°C, making it suitable for steam, gas, and industrial liquids. The valve body is forged and designed according to ASME B16.34 standards, with connection options including flanged, socket weld, or threaded NPT ends. The sealing system utilizes compressed graphite or optional PTFE for enhanced durability. The conical disc ensures precise throttling and reliable shut-off under varying operational conditions.

The KITZ needle valve is available in nominal sizes ranging from 1/2 inch to 2 inches, making it ideal for refinery, petrochemical, and power plant applications. The non-rotating stem with precision threads reduces friction and wear, enhancing the valve’s service life. The exterior is protected with an anti-corrosive coating and industrial-grade epoxy paint. This valve can be installed in both horizontal and vertical pipelines, and its weight varies between 3 to 8 kilograms depending on the size. It is manufactured in compliance with API 602 and MSS SP

Volvo loader pressure relief valve

The oil pressure relief valve in Volvo L90 and L120 wheel loaders is designed to maintain hydraulic system pressure within the main circuit. It regulates oil pressure precisely between 210 and 280 bar to protect the hydraulic pump, lift cylinders, and tilt cylinders from overpressure damage. The valve features a high-pressure hydraulic design with spring elements of specific stiffness and a steel body resistant to wear. Installed directly in the main hydraulic line, either before or after the pump, it diverts excess oil to the reservoir when pressure exceeds the set limit, ensuring system safety. This functionality extends component lifespan and reduces maintenance costs, optimizing loader performance in heavy-duty operations.

For both L90 and L120 models, the relief valve uses the OEM part number VOE11703649 and operates effectively within an oil temperature range of -20 to 95 °C. The valve can handle volumetric flows between 150 and 200 liters per minute, matching system hydraulic demands. Accurate pressure control reduces hydraulic oscillations, stabilizes system response, and improves lift arm and bucket performance. Laboratory testing shows the valve maintains pressure within ±5% under peak load conditions. Proper installation and maintenance in line with Volvo standard

Kitz 4-inch swing check valve

The Kitz 4-inch swing check valve is designed to prevent backflow in industrial pipelines with high accuracy and durability. Its body is made of ductile iron or carbon steel for superior pressure and corrosion resistance, while the disc is constructed from stainless steel with a reinforced hinge mechanism. The valve is rated for PN16 to Class 300 pressure according to ASME B16.34 standards and can operate at temperatures up to approximately 300°C. The flanged connection complies with ASME B16.5 or JIS B2220 standards, allowing safe and fast installation between standard flanged pipelines. The hinge system with wear-resistant bearings and internal sealing made of graphite or PTFE ensures smooth, silent operation and minimal leakage.

The 4-inch Kitz swing check valve operates automatically, allowing flow in one direction without external force. Its weight ranges from 15 to 25 kilograms, depending on body material. The robust structure resists impact and hydraulic shock, making it suitable for water, steam, air, gas, oil, and chemical fluid lines. The external epoxy or zinc-phosphate coating protects against corrosion and extends the valve’s service life. With reliable performance, easy maintenance, and premium build quality, the Kitz 4-inch swing check valve is an ideal choic

Schroeder 1/2 Chrome Gas Solenoid Valve Code VG15R02LT31DZ2

The Schröder 1/2 inch chrome gradual gas solenoid valve is a vital component for controlling gas flow in heating and industrial systems, providing smooth and gradual operation that allows precise adjustment of gas pressure and flow rate. Its body is made of chrome, offering high corrosion resistance and a long service life, making it suitable for use in various weather conditions. The gradual opening and closing feature reduces sudden shocks in the gas line, playing an important role in enhancing safety and protecting auxiliary equipment. Additionally, its precise internal structure and use of high-quality materials ensure stable performance without leakage.

From a technical standpoint, the Schröder 1/2 inch chrome gradual gas solenoid valve is designed to operate at a standard voltage of 220V AC and is suitable for installation in gas lines with a 1/2 inch diameter. This product operates quietly and with optimized energy consumption, utilizing advanced technology in coil and bobbin manufacturing to provide fast and accurate response to control commands. Its high resistance to gas pressure and flow fluctuations makes this valve an ideal choice for residential, commercial, and industrial applications. Compliance with international standards in design and manufacturing guarant

flat gate valve kit

Truck mounted concrete pump spare parts include concrete delivery components, hydraulic assemblies, articulated boom systems, and heavy duty wear resistant elements. Nominal operating pressure typically ranges from 85 to 130 bar, with pumping capacities between 50 and 180 cubic meters per hour. Delivery cylinders are designed with internal diameters from 180 to 230 millimeters and strokes of 1400 to 2100 millimeters. Concrete pistons use polyurethane packings with high abrasion resistance and pressure tolerance up to 120 bar. Pipes and elbows are manufactured from alloy steel with hardness between 58 and 65 HRC. Wear plates and cutting rings exceed 600 Brinell hardness for extended durability in harsh aggregate conditions.

The articulated boom structure is fabricated from high strength steel with yield strength above 700 megapascals to ensure stability at height. Boom length varies from 30 to 65 meters and includes 4 to 6 articulated sections. A hydraulic piston pump rated at 120 to 220 kilowatts delivers 220 to 330 liters per minute. The S valve or rock valve switches concrete flow at 20 to 35 cycles per minute. Machining tolerances for pins and bushings are maintained below 0.05 millimeters. Quality control includes hydrostatic pressure testing, leakage evaluation, and non d

Volvo L90 and L120 loader stock control valve

The main control valve of the VOLVO L90 and L120 loaders plays a critical role in directing hydraulic oil flow to cylinders and rotary motors. This valve is a multi-channel spool type, with each channel designed to control a specific hydraulic function. Its normal operating pressure is up to 250 bar, and the maximum flow capacity is around 180 liters per minute. High mechanical precision and spool-to-seat clearance below 0.05 mm minimize internal leakage and ensure rapid response to operator lever movements. The valve is installed close to the main pump and oil reservoir, providing the shortest hydraulic path and minimizing pressure loss, which guarantees smooth operation and quick loader response.

The numerical and engineering specifications of the main control valve include channel diameter, spool stroke length, and piston seal type, all manufactured with high precision. The valve design ensures return flow from cylinders reaches the reservoir with minimal pressure drop while the loader’s load-sensing system is simultaneously adjusted. The valve body is made from hardened steel alloy, and internal surfaces are finished to Ra0.8 micron, reducing wear and corrosion. These features ensure that the main control valve of Volvo loaders delivers accurate and reliable performance

Vogiran spring-loaded check valve PN16

The Vogiran spring-loaded check valve PN16 is manufactured with a ductile iron body GGG40 and designed for a nominal pressure of 16 bar. It features a vertical design with a spring-loaded disc mechanism that lifts during forward flow and closes instantly when flow stops. Internal components, including the spring, disc, and seat, are made of stainless steel for superior corrosion resistance and operation within a temperature range of 0°C to 200°C. The internal sealing uses metal-to-rubber contact EPDM or NBR to ensure complete backflow prevention. Its compact structure and low weight allow easy installation in both horizontal and vertical pipelines. Built according to DIN 3202 and EN 12288 standards, it is suitable for water, air, steam, and light oil applications.

Depending on nominal size DN50–DN200, the Vogiran valve weighs between 6 and 45 kilograms. The connection flanges are designed per EN1092-2 standard, and the internal surfaces are epoxy-coated for corrosion protection. The fast-acting spring mechanism eliminates water hammer and ensures reliable performance in pressure-variable systems. With its long service life, easy maintenance, and tight sealing, the Vogiran PN16 spring check valve is a dependable and efficient choice for water supply, thermal systems, and in

Schroeder Chrome Gas Solenoid Valve VG 25R02LT31DZ2

The Schröder chrome gas solenoid valve model VG 25R02LT31DZ2 is a specialized product with an advanced design, engineered for precise control of gas flow in heating and industrial systems. This valve features a durable chrome body and gradual operation, allowing accurate adjustment of gas pressure and flow while preventing sudden shocks in the gas line. Its corrosion-resistant construction and ability to withstand various environmental conditions make it well-suited for use in both industrial and residential settings with diverse climates. Additionally, the valve’s internal structure, made with high-quality materials and modern technology, ensures stable performance without leakage.

Technically, the Schröder VG 25R02LT31DZ2 gas solenoid valve operates at a standard 220V AC input and is designed for gas lines with the specified size. Utilizing advanced coil and bobbin manufacturing technology, this product responds quickly and precisely to control commands, while providing quiet operation and optimized energy consumption. Its high resistance to gas pressure and flow fluctuations makes this solenoid valve an ideal choice for residential, commercial, and industrial applications. Compliance with international design and manufacturing standards guarantees the quality and safety

deutz engine 912 1011 1012 and 1013 valve

In Deutz AG 912, 1011, 1012, and 1013 engines, the intake and exhaust valves play a critical role in controlling the combustion cycle and engine efficiency. The intake valve is designed with an opening angle of 35–45 degrees to ensure the required air volume per cycle, achieving a volumetric efficiency above 90% at 1200–2200 rpm. The exhaust valve, with a 40–50 degree opening angle and vortex-optimized flow, accelerates combustion gas evacuation, keeping exhaust backpressure below 25 kPa. Intake valve diameters typically range from 35 to 45 mm, while exhaust valves are 30 to 40 mm, optimized according to engine displacement and compression ratio for maximum airflow and combustion efficiency.

From an engineering perspective, intake and exhaust valves are usually made of high-temperature resistant 21–23% chromium steel with nickel and silicon additions to withstand exhaust gas temperatures up to 850°C. Seat hardness after heat treatment ranges 50–58 HRC, minimizing seat wear and gas leakage. Valve stem diameters are approximately 8–10 mm with surface finish Ra < 0.8 µm, reducing friction and increasing valve guide life. This optimized valve arrangement enhances fuel efficiency, engine responsiveness, and lowers emissions within global regulatory standards.

Dungs 1-Inch Single-Stage Solenoid Valve

The Dungs 1-inch single-stage solenoid valve is an electric safety valve designed for fast shut-off and opening of gas flow in industrial burners. With a nominal size of 1 inch and standard BSP threaded connection, it allows easy installation in gas supply lines. The valve operates on a standard supply voltage of 220 volts AC and provides an opening and closing time of less than one second, ensuring maximum combustion safety. Its permissible operating pressure is up to 360 millibars, and the durable steel body guarantees resistance against high pressure and elevated temperatures. The single-stage design ensures the valve is either fully open or fully closed during operation.

The Dungs 1-inch single-stage solenoid valve is rated with IP54 protection, ensuring reliable performance in industrial environments with dust and humidity. Its operating temperature range is between minus 15 and plus 60 degrees Celsius. The coil with class H thermal insulation withstands temperatures up to 180 degrees Celsius, ensuring long service life. The flow rate capacity is optimized for 1-inch pipelines and supports high gas throughput required in large industrial burners. These specifications make the Dungs single-stage solenoid valve an ideal choice for safety and precise gas control in industria