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Premium Steel Pipes from China

API-certified OCTG, Seamless, ERW, LSAW, Spiral, Square & Structural Piling Pipes for Oil, Gas, Construction & Industrial Applications

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OCTG Pipes & Accessories

API 5CT certified casing, tubing, couplings for oil & gas drilling

Seamless & Welded Pipes

ASTM, API, DIN standards for mechanical, structural & pressure applications

Structural & Piling Solutions

Square tubes, scaffolding, piling pipes for construction & infrastructure

Trusted Steel Pipe Supplier from China

HBS Steel Pipe is a leading manufacturer and exporter of high-quality steel pipes and tubes, serving global clients in the oil & gas, construction, energy, and industrial sectors. With strict adherence to international standards including API 5CT, API 5L, ASTM, DIN, and EN, we deliver reliable, durable, and corrosion-resistant piping solutions.

Our advanced production facilities and rigorous quality control processes ensure every pipe meets exact specifications for strength, dimensional accuracy, and performance under extreme conditions.

API Certified

Full compliance with API 5CT and API 5L standards

Global Reach

Exporting to oilfields, construction sites, and industrial plants worldwide

Beveled End X56 Welded Line Pipes

Beveled End X56 LSAW Line Pipes – Ready for welding and pipeline installation

Our Product Range

Comprehensive selection of steel pipes and tubes manufactured to international standards for diverse industrial applications.

N80-Q 3-1/2inch EUE Tubing Pipes

N80-Q 3-1/2" EUE Tubing Pipes

  • Standard: API 5CT
  • Grade: N80-Q
  • Thread: 8RD EUE
  • Application: Oil & Gas Well Tubing
  • Feature: Premium threading, high pressure resistance
API K55 Seamless Casing Pipe

API K55 Seamless Casing Pipe

  • Standard: API 5CT
  • Grade: K55
  • Application: Water Wells, Oil Drilling
  • Feature: Seamless construction, high tensile strength
  • End: Plain or threaded with coupling
Beveled End X56 Welded Line Pipes

Beveled End X56 Line Pipes

  • Standard: API 5L PSL2
  • Grade: X56
  • Process: LSAW / ERW
  • End: Beveled for welding
  • Application: Gas & Oil Transmission Pipelines
Q355 Square Hollow Tube

Q355 Square Hollow Sections

  • Standard: EN 10210, GB/T 6728
  • Grade: Q355
  • Process: Hot-finished or cold-formed
  • Feature: Heat treated, straightened
  • Application: Structural frameworks, construction
Threaded & Coupled ERW Casing Pipes

Threaded & Coupled ERW Casing

  • Standard: IS 4270, API 5CT
  • Process: ERW (Electric Resistance Welded)
  • End: Threaded with coupling (BTC, LTC)
  • Application: Oil well casing, water wells
  • Size: Up to 20" diameter
JIS G3466 Square Steel Pipes STKR490

STKR490 Square Steel Pipes

  • Standard: JIS G3466
  • Grade: STKR490
  • Process: ERW or Seamless
  • Feature: High strength, precise dimensions
  • Application: Automotive, machinery, construction

API 5L X52QS Seamless Line Pipes

  • Standard: API 5L
  • Grade: X52QS (Sour Service)
  • Process: Seamless Hot Rolled
  • Application: H2S-containing environments
  • Feature: Corrosion resistant, high reliability

Hot Galvanized Scaffolding Tubes

  • Standard: BS1139, GB/T 3091
  • Material: Q235, STK500
  • Coating: Hot-dip galvanized
  • Lengths: 1m, 2m, 3m, 4m, 6m
  • Application: Temporary structures, construction

ASTM A252 Spiral Piling Pipes

  • Standard: ASTM A252 Gr.3
  • Process: SSAW / Spiral Welded
  • Feature: High tensile strength, anti-rust coating
  • Application: Foundation piling, wharf construction
  • Coating: 3PE, 3LPE, epoxy, or galvanized

ASTM A106 Gr.B Seamless Pipes

  • Standard: ASTM A106
  • Grade: Gr.B
  • Application: High-temperature service, refineries
  • Feature: Seamless, fixed length, pressure-rated
  • Size Range: 1/2" to 24" NB

3PE Coated Spiral Steel Pipes

  • Standard: API 5L, DIN 30670
  • Coating: 3-Layer Polyethylene (3PE)
  • Process: SSAW / Spiral Welded
  • Application: Underground pipelines, corrosive environments
  • Feature: Premium anticorrosion protection

ASTM A519 Alloy Seamless Tubes

  • Standard: ASTM A519
  • Material: 42Mn2, 1020, 1045, 4130
  • Process: Cold Drawn or Hot Rolled
  • Application: Mechanical, automotive, hydraulic systems
  • Feature: High precision, excellent machinability
View All 400+ Products

Why Choose HBS Steel Pipe?

API Certified

Full compliance with API 5CT, API 5L, ASTM, and other international standards

Rigorous QC

Advanced testing: hydrostatic, ultrasonic, tensile, hardness, and chemical analysis

Global Export

Trusted by clients in oilfields, construction, and industrial projects worldwide

Custom Solutions

Tailored dimensions, coatings, threading, and packaging as per requirements

Featured Projects

Delivering steel pipe solutions for major industrial and infrastructure developments

Wharf Construction Project

Supply of ASTM A252 spiral welded piling pipes with anti-rust coating for marine foundation piling.

PDVSA Casing & Line Pipe Project

Large-volume supply of API 5CT N80 and API 5L X56 pipes for Venezuelan oilfields.

GWDC Well Drilling Project

Complete OCTG package including casing, tubing, and couplings for deep well drilling operations.

Get in Touch

Request a quote or discuss your steel pipe requirements with our technical team.

For product inquiries, technical specifications, or custom orders, please visit our official website to contact HBS Steel Pipe directly.

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HBS Steel Pipe - China Well Drilling Supplier Co.

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