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China, Chinese Seamless Steel Line Pipe X52 X60 X65 X70 X80 & En 10208 L245nb L360nb for Onshore and Offshore Pipeline Projects1 Industrial Products Supplier Manufacturer Details, price list catalog:
China Industrial Products Supplier Manufacturer List Catalog
Steel ProductsSteel Pipe TubeX70 Line PipeLine Pipe
WUXI TONGNO SPECIAL STEEL CO.,LTD
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Product Description Product DescriptionWe 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. These tubes are available in various configurations such as EUE (External Upset End) and NUE (Non-Upset End) threading, including Buttress Thread profiles for enhanced connection integrity. Ideal for standard, high-pressure, deep well, and sour service conditions, our tubes deliver reliable strength, durability, and resistance to collapse and corrosion. Trust our seamless solutions for efficient and safe operations in your next drilling or completion project.Standard:GB/T9711-China National Standard: Adhering to rigorous national standards for exceptional reliability and performance.Uses:Our pipes are expertly crafted for the vital task of transporting oxygen, water, and oil within the oil and gas sectors, ensuring seamless and efficient operations.Main production steel pipe grades: Explore our versatile range of pipe grades, including L245 / Gr.B, L290 / X42, L320 / X46, L360 / X52, L390 / X56, L415 / X60, L450 / X65, and L485 / X70. Each grade is designed to meet specific industry demands, offering strength and precision.Dimensional tolerances:Pipe TypesDiameter(D)Wall thickness(S)Outer diameter of steel pipe(mm)Permissible deviation(mm)Wall thickness of steel pipe(mm)Permissible deviation(mm)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%,-10Chemical composition:StandardGradeChemical Components(%)CSiMnPSCrNiCuGB/T9711.2L245 /Gr.B≤0.28/≤1.2≤0.03≤0.03≤0.50≤0.50≤0.50L290 / X42≤0.28/≤1.3≤0.03≤0.03≤0.50≤0.50≤0.50L320 / X46≤0.28/≤1.4≤0.03≤0.03≤0.50≤0.50≤0.50L360 / X52≤0.28/≤1.4≤0.03≤0.03≤0.50≤0.50≤0.50L390 / X56≤0.28/≤1.4≤0.03≤0.03≤0.50≤0.50≤0.50L415 / X60≤0.28/≤1.4≤0.03≤0.03≤0.50≤0.50≤0.50L450 / X65≤0.28/≤1.4≤0.03≤0.03≤0.50≤0.50≤0.50L485 / X70≤0.28/≤1.4≤0.03≤0.03≤0.50≤0.50≤0.50Mechanical properties:StandardGradeTensile strength (MPa)Yield strength (MPa)Elongation (%)GB/T9711.2L245 / Gr.B≥415≥245≥18L290 / X42≥415≥290≥18L320 / X46≥435≥320≥18L360 / X52≥460≥360≥18L390 / X56≥490≥390≥18L415 / X60≥520≥415≥18L450 / X65≥535≥450≥18L485 / X70≥570≥485≥18 Detailed Photos CertificationsPackaging & ShippingPacking Details:1. Our seamless steel pipes are encased in export-ready, sea-worthy packaging, further protected by durable, water-resistant paper, ensuring they remain secure and intact during transit.2. Our professional teams are skilled in the art of safe loading and fixing, employing meticulous methods to guarantee the secure placement and transport of your valuable steel pipes.Delivery Detail: Expect swift delivery within 7-10 working days post-deposit, or tailored to your specific order quantity, ensuring timely arrival of our premium steel solutions.Company ProfileWuxi Tongno Special Steel Co., Ltd. Established in 2013 with a registered capital of 5 million yuan, WUXI TONGNO SPECIAL STEEL CO.,LTD has swiftly risen to prominence as a leading enterprise in the realm of seamless steel pipe manufacturing. With a steadfast commitment to quality and innovation, the company has experienced rapid development over the years, ensuring its position at the forefront of the industry. Wuxi Tongno Special Steel Co., Ltd. proudly operates three state-of-the-art seamless steel pipe production lines, each designed to cater to the diverse needs of our clients.Wuxi Tongno Special Steel Co., Ltd. is deeply committed to its 'quality first, customer first' business philosophy. This dedication ensures the production of high-precision pipes with a wide range of wall thicknesses, catering to small quantities across numerous varieties, with a remarkable pace of production. Our offerings are recognized at an advanced level nationally, particularly in producing small-diameter, medium-thick-walled, and large-calibre thin-walled alloy seamless steel pipes. Our superior products hold a prestigious reputation both domestically and internationally, contributing significantly to numerous project constructions and showcasing our unique manufacturing expertise.Our Advantages1. Exceptional Service: We promise an outstanding service experience by ensuring all inquiries are addressed within a swift 12-hour window.2. Certifications: We proudly hold prestigious ISO 9001, CE, and SGS certifications, affirming our commitment to quality and excellence.3. Cost-Effective Quality: Enjoy unmatched value with our competitive pricing and superior quality, directly sourced from our state-of-the-art factory.4. Robust Production Capacity: Our impressive monthly output of 20,000 tons ensures a seamless, uninterrupted production flow to meet your demands.5. Flexible Payment Terms: We offer flexibility with a range of payment options including T/T and L/C, tailored to suit your needs.6. Swift Delivery & Standard Export Packaging: Benefit from our quick delivery schedules, with products securely packaged to meet stringent international export standards.7. Factory-Direct Advantage: Our own factory gives us a unique edge to deliver competitive pricing without ever compromising on quality.8. Third-Party Testing: We fully support independent third-party testing to ensure and validate the superior quality of our products.9. Expert Team Support: Leverage the proficiency of our expert sales team, backed by the reliability and efficiency of our factory operations.10.Dedicated to Customization: Customization is at the heart of our service. We not only accept your unique specifications but also prioritize them, ensuring every personalized request is fulfilled with precision.FAQQ1: What are your primary product offerings?A1: We are a leading manufacturer and supplier of high-quality steel products, specializing in:Stainless Steel & Carbon Steel: Sheets/plates, coils, and pipes/tubes (both seamless and welded)Structural Components: Various bar profiles (round, square, hexagonal, flat, angle), C-channels, and H/I-beamsCustom Fabrications: Tailored solutions to meet specific project requirementsQ2: What quality assurance measures do you have in place?A2: We maintain stringent quality control through:Comprehensive Mill Test Certificates provided with all shipmentsOptional third-party inspection services (SGS, BV, etc.)ISO-certified manufacturing processesRigorous in-house testing and quality checksQ3: What are your standard packaging terms?A3: Our standard packaging includes:Bundled or coiled goods secured with steel rods/strapsCustom packaging solutions available per customer specificationsExport-grade packaging to ensure optimal protection during transitQ4: What is your typical delivery timeline?A4: We offer flexible delivery options:Stock items: Ready for shipment within 3 business days after deposit confirmationMade-to-order items: Production typically completed within 7-15 working days post-depositExpedited options available for urgent requirementsQ5: What competitive advantages does your company offer?A5: We differentiate ourselves through:A team of highly skilled professionals and technical expertsIndustry-leading pricing without compromising qualityUnparalleled after-sales support and customer serviceExtensive inventory and reliable supply chain managementQ6: Do you provide product samples?A6: Yes, we're pleased to offer:Complimentary small samples from existing inventoryCustomer only responsible for shipping costsCustom samples available for specific project needsQ7: What are your payment terms?A7: Our standard payment structure:30% advance payment via T/T to initiate production/orderRemaining 70% balance due prior to shipmentFull documentation including product photos and packaging details provided before final paymentWhy Choose Us?√ Quality Assurance: Rigorous testing and certification√Competitive Pricing: Cost-effective solutions without compromise√ Reliable Delivery: On-time fulfillment guaranteed√ Custom Solutions: Tailored to your exact specifications√ Expert Support: Technical guidance at every stageFor further inquiries or specific requirements, please contact our sales team. We're committed to providing exceptional service and top-quality steel products for your projects.
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