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Home > Line Pipes > Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
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Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects
Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects

Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects

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Product Description

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Basic Information

Model NO.
L245 / Gr. B, L290 / X42, L320 / X46, L360 / X52
Type
Seamless/Welded
Technique
Hot/Cold Rolled, Cold Draw, ERW, Saw, Efw, Extrude
Material
Carbon, Stainless, Alloy
Surface
Black/Varnishing/Polished/Oiled/Galvanized
Section Shape
Round
Capacity
200,000 Ton/Year
Certificate
CCS, ABS, ISO9001
P

Product Description

We supply high-quality seamless steel tubes specifically engineered for oil and gas downhole applications, including casing and tubing. Our products are manufactured to meet stringent international standards, ensuring superior performance in demanding environments. Key grades include J55, K55, N80 (including N80Q), L80, C90, T95, P110, and Q125, covering a wide range of mechanical and corrosion-resistant properties.
Seamless Steel Line Pipe

Standard: GB/T9711 China National Standard

Applications: Transporting oxygen, water, and oil within the oil and gas sectors, ensuring seamless and efficient operations.

Main Grades: L245/Gr.B, L290/X42, L320/X46, L360/X52, L390/X56, L415/X60, L450/X65, L485/X70.

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Technical Specifications

Dimensional Tolerances
Pipe Type Diameter (D) Permissible Dev. Wall Thickness (S) Permissible Dev.
Steel Pipes ≥60.3, S<20 ±0.75% ≤73.0 +15%, -12.5%
≥60.3, S≥20 ±1.00% >73.0, S<20 +15%, -12.5%
- - >73.0, S≥20 +17.5%, -10%
Grade Tensile Strength (MPa) Yield Strength (MPa) Elongation (%)
L245 / Gr.B≥415≥245≥18
L290 / X42≥415≥290≥18
L360 / X52≥460≥360≥18
L415 / X60≥520≥415≥18
L485 / X70≥570≥485≥18
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Detailed Photos

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Certifications & Shipping

Certifications
Packing Details:
1. Seamless steel pipes are encased in export-ready, sea-worthy packaging with water-resistant paper.
2. Professional loading and fixing guarantee secure transport.
Delivery: 7-10 working days post-deposit or based on quantity.
Packaging and Shipping
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Our Advantages

  • Exceptional Service: Inquiries addressed within a 12-hour window.
  • Global Certifications: ISO 9001, CE, and SGS certified quality.
  • Cost-Effective: Competitive pricing direct from the state-of-the-art factory.
  • High Capacity: Monthly output of 20,000 tons ensures uninterrupted supply.
  • Third-Party Testing: Supports independent validation (SGS, BV).
  • Customization: Tailored specifications to meet unique project demands.
Production Advantage
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Frequently Asked Questions

Q1: What types of steel pipes do you provide?
We specialize in high-quality Carbon Steel, Stainless Steel, and Alloy Steel pipes, available in both seamless and welded configurations for various industrial applications.
Q2: Can the pipe dimensions be customized?
Yes, we offer fully customizable options for outer diameter, wall thickness, and length to meet your specific project requirements.
Q3: What are your quality control standards?
Our products adhere to GB/T9711, ISO 9001, CE, and SGS standards. We provide Mill Test Certificates and support third-party inspections (SGS, BV).
Q4: What is the typical lead time for an order?
Stock items are ready within 3 days. For made-to-order products, production typically takes 7-15 working days after deposit confirmation.
Q5: What are your payment and price terms?
We accept T/T and L/C payment terms. Price terms include EXW, FOB, CIF, and CFR, providing flexibility for international buyers.
Q6: Do you provide samples before bulk ordering?
Yes, we can provide complimentary small samples from our existing inventory. The customer is only responsible for the shipping costs.

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