Studded Tube

DELLOK studded tubes feature electric resistance welding technology for superior heat transfer efficiency (2-3x bare pipe performance). Available in sizes from 25-273mm OD with stud heights of 10-35mm. Ideal for furnaces, boilers, and corrosive environments requiring frequent cleaning. Made from carbon steel, stainless steel, or alloy materials.

High-performance carbon steel studded tubes with 12-273mm outer diameter and ≤12000mm length. Features 2-3x heat transfer efficiency of bare pipes, automatic resistance welding, and suitability for extreme temperature/pressure conditions in petrochemical and power industries.

DELLOK studded tubes feature automated electric resistance welding with stud diameters from 1.5" to 12.75", providing 4-10x greater heat transfer efficiency than bare pipes. Ideal for refinery heaters, water tube boilers, and harsh environments with dirty fuels. Manufactured with PLC-controlled precision and comprehensive quality assurance.

DELLOK carbon steel studded tubes provide 2-3 times higher heat transfer efficiency than bare pipes, with automatic resistance welding for consistent quality. Ideal for petrochemical boilers and fired heaters operating under extreme temperatures and corrosive conditions. Features include superior cleaning capability, high rigidity, and comprehensive quality assurance for demanding industrial applications.

DELLOK carbon steel welded nailhead tubes offer superior heat transfer efficiency in corrosive environments. With tube diameters from 25-273mm and stud heights of 10-35mm, these tubes provide 2-3 times the efficiency of bare pipes and withstand harsh conditions in furnaces, boilers, and petroleum refineries.

DELLOK studded tube offers high strength and HB220-280 hardness for extreme heat up to 1200°F. Ideal for heat exchangers, boilers, and industrial heaters. Customizable hole diameter, polished surface, and over 20 years of manufacturing expertise ensure reliable performance.

DELLOK studded tubes enhance heat transfer in high-temperature industrial settings. Withstand up to 1200°F, featuring a durable cold drawn steel design. Custom diameters available. Over 20 years of expertise, rigorous quality control, and annual capacity of 12 million meters ensure reliable performance for demanding applications.

DELLOK Studded Tubes provide superior heat transfer efficiency for demanding industrial applications. Featuring customizable diameters and hole sizes, these tubes withstand temperatures up to 1200°F. Manufactured with over 20 years of expertise using cold drawn steel, aluminum, and titanium materials. Ideal for chemical processing, oil & gas, power generation, and pharmaceutical applications with comprehensive technical support.

DELLOK studded tubes deliver enhanced heat transfer efficiency with HB220-280 hardness and 1200°F temperature resistance. Customizable diameters and stud sizes for oil & gas, chemical processing, and power generation applications. Made from cold drawn steel with polished corrosion-resistant surfaces.

DELLOK Studded Tubes feature exceptional HB220-280 hardness and withstand temperatures up to 1200°F. Ideal for industrial filtration in pharmaceutical, oil & gas, and chemical applications. Custom sizing available with comprehensive technical support and quality assurance from experienced manufacturer with over 20 years expertise.

DELLOK studded tubes feature resistance-welded studs for superior heat transfer in corrosive environments. With specifications including 25-273mm OD and 3.5-28.6mm wall thickness, these tubes provide 4-10x the surface area of bare pipes. Ideal for petroleum refineries, fired heaters, and boilers requiring frequent cleaning and high-temperature performance.

High-performance carbon steel studded tubes with resistance-welded studs for superior heat transfer in air coolers. Features excellent mechanical resistance, corrosion protection, and high-temperature performance. Ideal for petrochemical, power plant, and industrial applications requiring frequent cleaning and durability.

DELLOK studded tubes feature electric resistance welding technology for superior heat transfer efficiency, excellent mechanical resistance, and complete corrosion protection. Ideal for petrochemical refineries, power plants, and industrial boilers operating under extreme temperature and pressure conditions. Available in carbon steel, stainless steel, and alloy steel combinations with tube lengths up to 25,000mm.

High-performance studded tubes with 4-10x increased surface area for superior heat transfer in boilers and heaters. Features wear-proof design, high temperature resistance, and compatibility with carbon steel, stainless steel, and alloy materials. Ideal for petrochemical, chemical processing, and industrial heating applications requiring efficient heat exchange in corrosive environments.

High-performance studded tubes with steel studs automatically welded to base tubes for enhanced heat transfer in corrosive environments. Features include 3.5-28.6mm wall thickness, ≤25,000mm length, and compatibility with carbon, alloy, and stainless steel materials. Ideal for petrochemical plants, oil & gas facilities, and boilers requiring frequent cleaning.

DELLOK welded studded fin tubes provide superior heat transfer efficiency with surface area equivalent to 4-10 bare pipes. Featuring excellent mechanical resistance and complete corrosion protection, these tubes withstand harsh environments and high-pressure cleaning. Available in tube diameters from 25-273mm and lengths up to 25,000mm for demanding industrial applications.

DELLOK studded tubes feature electric-resistance welded studs that increase heat transfer efficiency by 2-3 times compared to bare pipes. With tube diameters from 25-273mm and wall thicknesses of 3.5-28.6mm, these tubes reduce required pipe quantity by 75-90% while providing excellent mechanical resistance for harsh environments. Ideal for crude oil heating, navy boilers, and industrial heat exchangers.

Industrial pin studded steel tubes with 25-273mm OD and 3.5-28.6mm wall thickness for power plant applications. Features automatic resistance welding, wear-proof design, and high heat transfer capacity equivalent to 4-10 bare pipes. Ideal for furnaces, boilers, and corrosive environments requiring frequent cleaning.

DELLOK studded tubes feature welded steel studs in cylindrical, elliptical, or lens configurations to increase surface area for superior heat transfer. With tube lengths up to 25,000mm and wall thickness from 3.5-28.6mm, these durable components are ideal for boilers, refineries, and petrochemical applications in high-temperature, corrosive environments.

DELLOK TP410 studded tubes feature resistance-welded steel studs for superior mechanical bonding in corrosive environments. With tube diameters from 25-273mm and wall thickness 3.5-28.6mm, these tubes withstand extreme temperatures and harsh conditions in petrochemical, oil & gas applications. One-year warranty with custom OEM options available.