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Premium Seamless Steel Pipes Manufacturer

One of the largest seamless steel pipe manufacturers in China. Specializing in API 5CT casing pipes, cold rolled precision tubes, hydraulic honed pipes, and high-strength carbon steel pipes for oil & gas, construction, and industrial applications.

Seamless Steel Pipe Production

About Xinshenhao

Trusted Manufacturer Since 2008

Shandong Xinshenhao Intelligent Equipment Co., Ltd. was founded in 2008 and is located in Liaocheng, Shandong Province, China, with total assets of 500 million RMB. We are one of the largest seamless steel pipe manufacturers in China, serving global markets through our subsidiary export trading company, Shandong Xinshenhao International Trade Co., Ltd.

Our product range includes oil and casing pipes, liquid delivery pipes, hydraulic pillar pipes, boiler and heat exchange pipes, high-pressure fertilizer equipment tubes, and automotive industry components. We adhere to international standards including API SPEC, ASTM, DIN, EN, and JIS.

Learn more about our factory
Production Process Seamless Pipe Detail Steel Pipe Close-up Cold Rolled Precision Pipe

Our Premium Products

High-Quality Seamless Steel Pipes for Industrial Applications

Hot Rolled Seamless Pipe

Hot Rolled Seamless Pipe

  • Material: Q235B, 20#, A106B, API 5L B
  • Size: OD 12.7mm–710mm
  • Thickness: 3mm–45mm
  • Standards: API, ASTM, DIN, EN
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Cold Rolled Precision Pipe

Cold Rolled Precision Pipe

  • Material: 10#, 20#, 45#, 40Cr
  • Size: OD 21–180mm, WT 2–16mm
  • Tolerance: ±1%
  • Standards: EN10305-1, GB/T8162
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Cold Drawn Seamless Tube

Cold Drawn Seamless Tube

  • Material: 20Cr, 35CrMo, 42CrMo
  • Application: Hydraulic & pneumatic systems
  • Finish: Bright, high precision
  • Standard: ASTM A53, GB5310
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Honed Hydraulic Seamless Pipe

Honed Hydraulic Seamless Pipe

  • Finish: Ra 0.2–0.4μm
  • Coating: Internal & external chrome plating
  • Use: Hydraulic cylinders, buffers
  • Standard: EN10305-4, YB235-70
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API 5CT Casing Pipe

API 5CT J55/L80 Casing Pipe

  • Grade: J55, L80, EUE
  • Application: Oil & gas borehole casing
  • Surface: Hot-dip galvanized or painted
  • Size: 4", 6", 8", 10" available
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Seamless Line Pipe API 5L X52

API 5L X52 Seamless Line Pipe

  • Material: Seamless Carbon Steel
  • Size: OD 12.7mm–710mm
  • Application: Fluid, gas, oil transmission
  • Standard: API 5L, ASTM A106 GR.B
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Large Diameter Thick Wall Pipe

Large Diameter Thick Wall Pipe

  • Type: Round, Stainless or Carbon Steel
  • Tolerance: ±1%
  • Wall: Thick-walled, high pressure
  • Use: Boiler, structural, high-pressure systems
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Square/Rectangular Seamless Pipe

Seamless Square/Rectangular Pipe

  • Shape: Square or Rectangular
  • Surface: Bare, black painted, oiled
  • Material: Carbon steel, low alloy
  • Standard: GB/T3094, ASTM A500
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Why Choose XSH Steel Pipe?

Reliability, Precision, and Global Standards

Advanced Manufacturing

State-of-the-art hot rolling, cold drawing, and precision honing technologies ensure consistent quality and dimensional accuracy across all product lines.

International Standards

Full compliance with API, ASTM, DIN, EN, and JIS standards. Certified for use in oil & gas, construction, and high-pressure industrial environments.

Global Export Experience

Over 15 years of exporting to North America, Europe, Middle East, and Southeast Asia. Reliable logistics and documentation support.

Quality Assurance

Commitment to Excellence

We are committed to delivering defect-free products through rigorous inspection processes and advanced testing equipment. Every batch undergoes ultrasonic testing, hydrostatic testing, tensile strength analysis, and dimensional verification.

  • 100% Non-Destructive Testing
  • Material Certification (MTC) Provided
  • Traceability from Raw Material to Final Product
  • On-Site Laboratory & Skilled Technicians
Quality Inspection Process
2008
Founded
500M+
Assets (RMB)
15+
Countries Served
100%
Quality Inspection

Get in Touch

Reach out for product inquiries, pricing, or technical support

For inquiries about our products or pricelist, please contact us through the official website. Our team responds within 24 hours.

Visit Official Website to Contact

Company: Shandong Xinshenhao Intelligent Equipment Co., Ltd.

Address: Taishan Road 26#, Liaocheng Economic Development Zone, Shandong Province, China

Phone: 0635-635-8880908

Fax: 0635-635-8880906

Email: [email protected]

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