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The Api Casing Tube from Tianjin Xinyue Steel Pipe Group is a seamless or electric resistance welded (ERW) steel pipe designed for oil and gas well drilling and production. Manufactured in Tianjin, China, these tubes comply with API 5CT specifications and are available in grades J55, K55, N80, and P110 to accommodate varying downhole conditions. Each tube features precision-threaded connections to ensure leak-proof joints under high-pressure and high-temperature environments.
The material composition for these tubes typically includes carbon-manganese steel with controlled sulfur and phosphorus levels to enhance toughness and weldability. Standard outer diameters range from 4.5 inches to 20 inches, with wall thicknesses tailored to the well depth and geological formations. Heat treatment processes such as normalizing or quenching and tempering are applied to achieve the required mechanical properties, with typical yield strengths ranging from 55,000 psi (J55) to 110,000 psi (P110).
These casing tubes are primarily used in exploration and production wells to maintain borehole stability, prevent collapse, and isolate different geological zones. Buyers include oilfield operators, drilling contractors, and service companies working in both onshore and offshore projects. Trade terms often involve bulk shipments in bundles or containers, with buyers advised to confirm dimensional tolerances, thread compound compatibility, and any additional coatings for corrosion protection.
| Product Type | API Casing Tube |
| Standard Compliance | API 5CT |
| Material Grades | J55, K55, N80, P110 |
| Manufacturing Process | Seamless or ERW |
| Outer Diameter Range | 4.5 inches to 20 inches (typical) |
| Wall Thickness | Varies by grade and diameter (confirm with supplier) |
| Yield Strength | 55,000 psi (J55) to 110,000 psi (P110) (typical) |
| Connection Type | Threaded and coupled (STC, LTC, or premium) |
| Heat Treatment | Normalizing, quenching, or tempering (typical for API 5CT) |
| Surface Finish | Bare or coated (e.g., zinc or phosphate, typical) |
Tianjin Xinyue Steel Pipe Group operates from the Daqiuzhuang Industrial Area in Jinghai County, Tianjin, China. The company specializes in the production of steel pipes for oil and gas applications, with a focus on API-compliant products for global markets. Its facility is equipped to handle large-scale orders, catering to the demands of international oilfield supply chains.
The supplier holds a harbor trust tier designation, indicating a baseline level of verification. While the profile does not specify response rates or historical performance, the company’s focus on API 5CT casing tubes suggests a commitment to industry standards. Buyers should directly confirm production capabilities, certifications, and any additional quality control measures, as these details are not explicitly stated in the available information.
API Casing Tubes are purpose-built for oil and gas well drilling and production, manufactured to API 5CT specifications in grades J55, K55, N80, and P110. These seamless or ERW steel tubes feature premium threaded connections and are engineered to withstand high-pressure, high-temperature downhole environments. Widely imported and exported across global oilfield supply chains, they are priced per metric ton and sourced from major mills in China, India, and Turkey.
| 企业类型 | Supplier |
| 成立年份 | Contact Supplier |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| 响应时间 | <4h |
| 响应率 | Contact Supplier |
Prior to ordering, confirm the exact grade, size, and thread type to ensure compatibility with your well design and downhole tools. Verify whether the tubes are seamless or ERW, as this impacts their pressure ratings and application suitability. Request mill test certificates and inspection reports to validate material properties, dimensional accuracy, and compliance with API 5CT standards.
Logistics for casing tubes often involve heavy and oversized shipments, so discuss transport arrangements with the supplier. Clarify Incoterms such as FOB or CIF to determine responsibility for shipping costs, insurance, and customs clearance. Lead times may vary based on production schedules, so confirm availability and any minimum order quantities to align with your project timeline.
Upon receipt, conduct a visual inspection for surface defects, corrosion, or damage to threaded ends. For critical applications, perform additional non-destructive testing (NDT) such as ultrasonic wall thickness measurement or magnetic particle inspection to detect internal flaws. Ensure all documentation, including material traceability and compliance certificates, is complete and archived for future reference.
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When sourcing Api Casing Tube for your business, securing the right balance of quality and cost is essential. Tianjin Xinyue Steel Pipe Group, a verified supplier based in China, offers this product with key specifications including API 5CT J55 / K55 / N80 / L80 / P110, Carbon Steel with controlled chemistry per API 5CT spec, and 4-1/2" to 20" OD; Wall thickness 5-13 mm (subject to grade). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $1,4002,200./Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7304.29, making it a staple in the Steel Tubes sector with strong demand from importing countries worldwide.
Importing Api Casing Tube requires careful attention to shipping logistics, customs compliance, and secure payment terms. Tianjin Xinyue Steel Pipe Group offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 7304.29 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading global B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Api Casing Tube has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Steel Tubes category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Importing Api Casing Tube requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 7304.29 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Api Casing Tube from Tianjin Xinyue Steel Pipe Group is $1,4002,200./Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Tianjin Xinyue Steel Pipe Group through EximNext.
The supplier, Tianjin Xinyue Steel Pipe Group, has set a Minimum Order Quantity (MOQ) of 1 Bags for Api Casing Tube. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Api Casing Tube is classified under HS Code 7304.29. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Api Casing Tube from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Tianjin Xinyue Steel Pipe Group. Ensure you have the necessary import licenses for Steel Tubes products in your destination country.
Yes, Tianjin Xinyue Steel Pipe Group is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
The key specifications for Api Casing Tube supplied by Tianjin Xinyue Steel Pipe Group include API 5CT J55 / K55 / N80 / L80 / P110, Carbon Steel with controlled chemistry per API 5CT spec, and 4-1/2" to 20" OD; Wall thickness 5-13 mm (subject to grade). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Tianjin Xinyue Steel Pipe Group offers Api Casing Tube with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Api Casing Tube is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Tianjin Xinyue Steel Pipe Group through our platform.
Tianjin Xinyue Steel Pipe Group maintains international quality certifications. These ensure that the Api Casing Tube meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Tianjin Xinyue Steel Pipe Group will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Tianjin Xinyue Steel Pipe Group.
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