Shandong Oujinsen Energy Technology Co., Ltd.

General items: research and development of high-efficiency energy-saving technologies for the power industry; sales of complete new energy vehicles; sales of new energy vehicle electrical accessories; sales of battery swapping facilities for new energy vehicles; wholesale of auto parts; retail of auto parts; sales of automotive decorative products; sales of power facilities and equipment; sales of metal materials; sales of rebar products for construction; sales of non-ferrous metal alloys; sales of metal structures; sales of mechanical equipment; sales of electrical equipment; sales of metal products; sales of building decoration materials; sales of mechanical parts and components; sales of building materials; domestic trade agency; packaging services for transportation; import and export of goods; import and export of technology; import and export agency. (Except for projects that require approval according to law, business activities may be carried out independently with a business license) Licensed items: construction engineering construction; electrical installation services; internet information services; specialized construction operations; road cargo transportation (excludi…

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Tubos de Acero Cuadrado

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General items: research and development of high-efficiency energy-saving technologies for the power industry; sales of complete new energy vehicles; sales of new energy vehicle electrical accessories; sales of battery swapping facilities for new energy vehicles; wholesale of auto parts; retail of auto parts; sales of automotive decorative products; sales of power facilities and equipment; sales of metal materials; sales of rebar products for construction; sales of non-ferrous metal alloys; sales of metal structures; sales of mechanical equipment; sales of electrical equipment; sales of metal products; sales of building decoration materials; sales of mechanical parts and components; sales of building materials; domestic trade agency; packaging services for transportation; import and export of goods; import and export of technology; import and export agency. (Except for projects that require approval according to law, business activities may be carried out independently with a business license) Licensed items: construction engineering construction; electrical installation services; internet information services; specialized construction operations; road cargo transportation (excludi…

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Nuestra marca

Shandong Oujinsen Energy Technology Co., Ltd. apuesta por la excelencia en la fabricación B2B y el comercio global.
Combinamos artesanía de calidad con tecnología innovadora para ofrecer productos que superan las expectativas.
Nuestro equipo garantiza que cada envío cumpla los más altos estándares de calidad y fiabilidad.

Garantía de calidad

Control de calidad riguroso en cada etapa de producción

Alcance global

Exportamos a mercados de todo el mundo con una logística fiable

El cliente primero

Equipo de soporte dedicado a cada relación con el cliente

Nuestras cifras de negocio

La confianza de socios de todo el mundo — nuestras cifras hablan por sí solas

15+

Años de experiencia

500+

Productos

50+

Países de exportación

3000+

Clientes satisfechos

Nuestros productos

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Solicitar lista de precios Acceso con un clic a la lista completa de precios y MOQ
Q235 seamless square pipe, Q355 galvanized rectangular pipe, carbon steel casing Q345 cold-drawn thickened square and rectangular pipe non-standard national standard
Q235 seamless square pipe, Q355 galvanized rectangular pipe, carbon steel casing Q345 cold-drawn thickened square and rectangular pipe non-standard national standard

$596.48

MOQ: 1

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Q345E seamless square tube/square and rectangular tube for construction engineering, long service life, ample supply, Aukinson
Q345E seamless square tube/square and rectangular tube for construction engineering, long service life, ample supply, Aukinson

$553.43

MOQ: 1

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Flat cross-section, supports custom processing, robust structure: Oukinson Q345B square tube
Flat cross-section, supports custom processing, robust structure: Oukinson Q345B square tube

$0.74

MOQ: 100

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Q345E seamless square tube/square and rectangular tubes have strong compressive strength, wide application range, and can cut lengths for Auchinson
Q345E seamless square tube/square and rectangular tubes have strong compressive strength, wide application range, and can cut lengths for Auchinson

$553.43

MOQ: 1

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Q235B square tube Oujinson Physical Factory High strength and not easily deformed Used in construction engineering
Q235B square tube Oujinson Physical Factory High strength and not easily deformed Used in construction engineering

$0.74

MOQ: 100

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Q235B rectangular tubes, abundant supply, high strength, not easily deformed, and robust structure
Q235B rectangular tubes, abundant supply, high strength, not easily deformed, and robust structure

$0.74

MOQ: 100

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Oujinson Bright Rectangular Pipe for Construction Engineering, Multiple Specifications and Full Models, Supports Custom Processing
Oujinson Bright Rectangular Pipe for Construction Engineering, Multiple Specifications and Full Models, Supports Custom Processing

$0.74

MOQ: 100

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Cuttable length: Oujinson 12Cr1Mov alloy seamless square tubes/square and rectangular tubes, square tubes for curtain wall building materials
Cuttable length: Oujinson 12Cr1Mov alloy seamless square tubes/square and rectangular tubes, square tubes for curtain wall building materials

$553.43

MOQ: 1

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Sturdy structure, physical factory, good corrosion resistance, Aukinson Q235B square tube
Sturdy structure, physical factory, good corrosion resistance, Aukinson Q235B square tube

$0.74

MOQ: 100

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Supply of 20# seamless pipes, Q355B large-diameter seamless steel pipes for central air conditioning, and cold-drawn precision seamless round pipes
Supply of 20# seamless pipes, Q355B large-diameter seamless steel pipes for central air conditioning, and cold-drawn precision seamless round pipes

$485.79

MOQ: 1

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20# hot-dip galvanized seamless steel pipe Q345D thick wall, used in building fire protection engineering, 6-meter fixed length
20# hot-dip galvanized seamless steel pipe Q345D thick wall, used in building fire protection engineering, 6-meter fixed length

$10.45

MOQ: 1

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No. 45 seamless steel pipe, thin hot-rolled hollow round pipe, pipe material for architectural decoration
No. 45 seamless steel pipe, thin hot-rolled hollow round pipe, pipe material for architectural decoration

$538.06

MOQ: 1

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20# No. 45 thick-walled seamless pipe, large-diameter machined carbon steel 40cr seamless steel pipe, 42CrMo round pipe
20# No. 45 thick-walled seamless pipe, large-diameter machined carbon steel 40cr seamless steel pipe, 42CrMo round pipe

$538.06

MOQ: 1

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Galvanized seamless steel pipe processing: No. 20 large-diameter hot-dip galvanized round pipe, stable quality, large supply
Galvanized seamless steel pipe processing: No. 20 large-diameter hot-dip galvanized round pipe, stable quality, large supply

$538.06

MOQ: 1

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Carbon steel seamless square tube, curtain wall pipe, retail cut Q355B seamless square and rectangular tube
Carbon steel seamless square tube, curtain wall pipe, retail cut Q355B seamless square and rectangular tube

$614.93

MOQ: 1

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Carbon steel seamless square and rectangular tubes, Q345B square tubes, cold drawing roller extrusion seamless square tubes, complete specifications
Carbon steel seamless square and rectangular tubes, Q345B square tubes, cold drawing roller extrusion seamless square tubes, complete specifications

$584.18

MOQ: 1

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Q355D Carbon Steel Seamless Square Tube 50*50*5 In-Stock Thickened Square Tube Steel Curtain Wall Construction Use
Q355D Carbon Steel Seamless Square Tube 50*50*5 In-Stock Thickened Square Tube Steel Curtain Wall Construction Use

$538.06

MOQ: 1

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High-strength carbon steel square and rectangular tubes Q355B seamless square tubes Custom rectangular tubes Hollow tubes Direct supply from the manufacturer
High-strength carbon steel square and rectangular tubes Q355B seamless square tubes Custom rectangular tubes Hollow tubes Direct supply from the manufacturer

$538.06

MOQ: 1

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Q235B square and rectangular tubes: high strength, not easily deformed, custom-processed by the manufacturer, corrosion-resistant, and high-pressure resistant
Q235B square and rectangular tubes: high strength, not easily deformed, custom-processed by the manufacturer, corrosion-resistant, and high-pressure resistant

$0.52

MOQ: 10

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One-stop steel supply for the construction industry Q235B square and rectangular tubes with excellent quality
One-stop steel supply for the construction industry Q235B square and rectangular tubes with excellent quality

$584.18

MOQ: 1

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Manufacturer supplies large-diameter square tubes and rectangular tubes Q235B non-standard custom length and measurement
Manufacturer supplies large-diameter square tubes and rectangular tubes Q235B non-standard custom length and measurement

$584.18

MOQ: 1

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Q235B square and rectangular pipes, cold-rolled carbon steel square pipes, small-diameter straight seam welded pipes, large-diameter thick-walled pipes
Q235B square and rectangular pipes, cold-rolled carbon steel square pipes, small-diameter straight seam welded pipes, large-diameter thick-walled pipes

$584.18

MOQ: 1

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Q235B rectangular tube, natural color cold-rolled square pipe, small-diameter ram-resistant carbon steel welded pipe, supports cutting
Q235B rectangular tube, natural color cold-rolled square pipe, small-diameter ram-resistant carbon steel welded pipe, supports cutting

$584.18

MOQ: 1

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Q235B square and rectangular pipes, cold-rolled carbon steel square pipes, small-diameter longitudinal seam welded pipes, large-diameter thick-walled pipes
Q235B square and rectangular pipes, cold-rolled carbon steel square pipes, small-diameter longitudinal seam welded pipes, large-diameter thick-walled pipes

$584.18

MOQ: 1

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