Seamless Steel Tube

Precision-engineered Seamless Steel Tube

Cold Drawn Seamless Steel Tube

HEVO Steel is a professional factory specializing in the manufacturing of cold drawn seamless steel tubes. Our modern facility uses advanced equipment to produce high-precision, corrosion-resistant steel tubes for hydraulic, automotive, oil and gas, and aerospace industries. As a direct manufacturer, we ensure strict quality control, competitive pricing, and reliable delivery. HEVO Steel is certified to ISO 9001 and IATF 16949 standards, demonstrating our commitment to quality management and meeting the rigorous requirements of both general and automotive industries. Choose HEVO Steel for factory-direct solutions trusted by clients worldwide.

High-quality seamless steel tube from HEVO STEEL, used in industrial applications
Close-up of a carbon seamless steel tube with smooth, polished surface
Seamless steel pipes by HEVO STEEL, stacked for shipment to construction sites
Specifications

We Always Use Good Quality Material for seamless steel tube

To ensure the quality and meet the demands of seamless steel tubes for HEVO Steel, both material selection and adherence to recognized standards are critical. 

By systematically addressing these factors and rigorously adhering to recognized standards, HEVO Steel can ensure that its seamless steel tubes consistently meet both quality expectations and specific application demands.

Sizes Range

  • O.D: 8 – 273 mm; 1/8” – 12“
  • W.T: 0.8 – 32 mm; S、SCH、XS、XXS
  • Length: 0.1 – 24 m

Executive Standards

GB/T3639, ASTM A106, ASTM A519, ASTM A179/A192, EN 10305-1, EN 10305-2, DIN 2391, JIS G3445, JIS G4051, GOST 8734, GOST 12132, etc.

Steel Grades

10#, 20#, 35#, 45#, Q355B, 25Mn, 16MnCr5, 20MnCr5, 30CrMo, 35CrMo, 42CrMo, 20Cr, 40Cr, E235, E255, E355, ST37, ST45, ST52, ND(‌09CrCuSb‌), ASTM A106 (Grades A, B, C), ASTM A53, ASTM A519 ( 1010, 1020, 1026, 1035, 1045), 4130, 4140, 34CrMo4, 42CrMo4, 25CrMo4, E215, E235, E355, STKM11A to STKM20A

Delivery Condition

Cold drawn/hard (+C) (BK)
Cold drawn/soft (+LC) (BKW)
Cold drawn and stress relieved (+SR) (BKS)
Annealed (+A) (GBK)
Normalized (+N) (NBK)
Quenched and Tempered (QT)

Specifications

all in one company of seamless steel tube

As a seamless steel tube manufacturer, we possess a complete set of production equipment from billet piercing to finished product delivery, enabling fully integrated in-house manufacturing.

Discover more details…
Pipe piercing machine for seamless steel tube manufacturing by HEVO STEEL LLC

Pipe piercing machine

Acid washing, Phosphating treatment , Saponification process for cleaning steel tubes at HEVO STEEL LLC

Acid washing, phosphating, saponification

Chain cold drawing machine for seamless steel tube production by HEVO STEEL LLC

cold drawn machine

Cold rolling machine forming seamless steel tubes at HEVO STEEL LLC

cold rolling machine

Annealing furnace for heat treating steel tubes at HEVO STEEL LLC

Annealing furnace

Multi-roller straightening machine aligning steel tubes at HEVO STEEL LLC

Multi-roller straightening machine

Point straightening machine for correcting tube alignment at HEVO STEEL LLC

Point straightening machine

CNC machining center processing seamless steel tubes at HEVO STEEL LLC

CNC Center

SRB and honing machine finishing internal surfaces of steel tubes at HEVO STEEL LLC

SRB Machine | Honing Machine

Chemical composition analyzer testing steel tube samples at HEVO STEEL LLC

Chemical composition analyzer

Tensile testing machine measuring steel tube strength at HEVO STEEL LLC

Tensile testing machine

Hardness tester measuring the surface hardness of seamless steel tubes at HEVO STEEL LLC

Hardness Tester

APPLICATIONS OF SEAMLESS STEEL TUBE

HEVO STEEL’s seamless steel tubes are widely used in petroleum equipment, finned tubes, U-tube heat exchangers, hydraulic cylinders, automotive parts, bushings, and thrust rods.

value-added services based on our seamless steel tube

We not only supply seamless steel tube but also provide value-added services including cutting to length, polishing, honing, shot blasting, anti-rust oil, galvanizing dacromet, painting & marking, steel pipe beveling, pipe plastic cap, seaworthy package, plywood packaging, wooden box, etc.

Value Added Services
Cutting seamless steel tubes to precise lengths at HEVO STEEL

Cutting to length

Polishing seamless steel tubes for a smooth finish at HEVO STEEL

polishing

Honing seamless steel tube interior surfaces at HEVO STEEL

honing

Shot blasting seamless steel tubes for surface cleaning at HEVO STEEL

shot blasting

Applying anti-rust oil to seamless steel tubes at HEVO STEEL

Anti-rust oil

Galvanizing and Dacromet coating of seamless steel tubes at HEVO STEEL

Galvanizing Dacromet

Painting and marking seamless steel tubes at HEVO STEEL

painting & Marking

Beveling ends of seamless steel tubes at HEVO STEEL

Steel pipe beveling

Plastic caps on ends of seamless steel tubes at HEVO STEEL

pipe plastic cap

Seaworthy packaging of seamless steel tubes at HEVO STEEL

Seaworthy Package

Plywood packaging for seamless steel tubes at HEVO STEEL

Plywood packaging

Wooden box packaging for seamless steel tubes at HEVO STEEL

Wooden box

Contact HEVO STEEL – Seamless Steel Tube Solutions

HEVO STEEL is a leading manufacturer of seamless steel tubes for industrial applications. We provide high-quality, precision-engineered tubing with customizable options to meet your project needs. Contact us for product details, pricing, or technical support.

Our tubes are widely used in oil and gas pipelines, automotive components, hydraulic systems, and construction machinery. We cater to sectors requiring high-strength, precision-engineered tubing with certifications compliant with ASTM, DIN, and EN standards.

Yes. HEVO STEEL offers tailored solutions, including custom outer diameters, wall thicknesses, and material compositions (e.g., carbon steel, alloy steel, stainless steel). Specify your requirements in the message field, and our engineers will confirm feasibility

Our seamless tubes undergo rigorous testing via chemical composition analyzers, tensile testing machines, and flaw detectors to ensure compliance with ISO 9001, ASTM A519, and EN 10305. Full material traceability and test reports are available upon request.