Import Aisi 4140 Steel Pipe Seamless Tubing — Buy in wholesale FOB from Supplier in China

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AISI 4140 Steel Pipe Seamless Tubing by Exipei Steel Limited
Harbor
AISI 4140 Steel Pipe Seamless Tubing - Image 1

AISI 4140 Steel Pipe Seamless Tubing

🕐Last updated: Sep 22, 2026
2250/ Bags
Min. Order: 1 Bags
💱₹2,250.00/ Bags
Live rate: 1 USD = 1.00 INR
🔢HS Code7304.49
⚙️MaterialLow Alloy Steel AISI 4140 (Chromium-Molybdenum)
📁CategorySteel Tubes
💳Payment TermsT/T · L/C · D/P
Escrow Payment Available on EximNext
Pay your way — T/T, L/C, or opt for Escrow for full protection. Your deal, your choice.
Buy & Import AISI 4140 Steel Pipe Seamless Tubing from Exipei Steel Limited - China Wholesale Supply

AISI 4140 seamless tubing from Exipei Steel Limited is a low alloy chrome molybdenum steel product engineered for high-stress mechanical applications. The tubing leverages the grade’s balanced composition of chromium, molybdenum, and manganese to deliver excellent tensile and yield strength, even under elevated temperature conditions. It is supplied in various outer diameter (OD) and wall thickness combinations, catering to industries like oil and gas, automotive, and heavy machinery.

Compared to AISI 4130, AISI 4140 has a slightly higher carbon content, which enhances its strength and hardenability while maintaining good toughness. The seamless manufacturing process ensures uniform grain structure and eliminates potential weak points, making it ideal for components such as drill collars, hydraulic cylinders, and machinery parts. Standard industry tolerances for this grade include OD tolerances of ±0.5% and wall thickness tolerances of ±10%, though exact values should be confirmed with the supplier.

Exipei Steel Limited positions this tubing for global trade, with active demand across Asia, Europe, and North America. The product’s versatility extends to applications in drilling equipment, structural frameworks, and high-pressure fluid handling systems. Buyers should specify their OD, wall thickness, and length requirements to match the tubing to their exact use case, as Exipei Steel Limited offers customization to meet diverse project needs.

Technical Specifications for Exipei Steel Limited AISI 4140 Steel Pipe Seamless Tubing
Material GradeAISI 4140 / Low Alloy Chrome Molybdenum Steel
Manufacturing ProcessSeamless
Carbon ContentSlightly higher than AISI 4130 (typical 0.38-0.43%)
Chromium Content0.80-1.10% (typical)
Molybdenum Content0.15-0.25% (typical)
OD RangeCustomizable (confirm with Exipei Steel Limited)
Wall Thickness RangeCustomizable (confirm with supplier)
OD Tolerance (typical)±0.5%
Wall Thickness Tolerance (typical)±10%
Tensile Strength (typical)655-850 MPa (varies with heat treatment)
Yield Strength (typical)415-655 MPa (varies with heat treatment)
About Exipei Steel Limited - Steel Tubing Supplier in China
🏭
Exipei Steel Limited
China Harbor

Exipei Steel Limited is headquartered at No. 60, Baishazhou Avenue, Wuchang District, Wuhan, China, placing it in a central industrial region with strong logistics connections. The company operates at the harbor trust tier, reflecting a verified profile for international trade. While its response rate and average response hours are not currently listed, its specialization in low alloy steel tubing suggests a focused approach to niche industrial markets.

The supplier’s product line emphasizes AISI 4140 seamless tubing, highlighting its suitability for high-stress applications in oil and gas, automotive, and heavy machinery sectors. Exipei Steel Limited does not provide additional details on certifications or historical trade volume in its profile, but its adherence to standard industry specifications for chrome molybdenum steel indicates a commitment to quality. Buyers are encouraged to verify technical capabilities and trade terms directly with the supplier.

AISI 4140 seamless tubing is a low alloy chrome molybdenum steel product widely used in oil and gas, automotive, and heavy machinery applications. This grade offers excellent tensile and yield strength with good toughness even in elevated temperature service. Supplied in various OD and wall thickness combinations, seamless 4140 tubes are preferred for high-stress mechanical components, drill collars, and hydraulic systems. Global trade of 4140 seamless steel tubes is active across Asia, Europe, and North American markets, with pricing quoted per metric ton on a CIF or FOB basis.

Business TypeSupplier
Year EstablishedRecently Joined
EmployeesContact Supplier
Annual RevenueContact Supplier
Main ProductsView Products Tab
Major MarketsGlobal
Response TimeContact Supplier
Response RateNew Supplier
Frequently Asked Questions About AISI 4140 Steel Pipe Seamless Tubing from Exipei Steel Limited
AISI 4140 has a slightly higher carbon content than AISI 4130, typically around 0.38-0.43%, which enhances its strength and hardenability. Both grades contain chromium and molybdenum, but 4140’s higher carbon content makes it stronger though slightly less ductile. Request a material test report from Exipei Steel Limited to confirm the exact composition for your order.

Sourcing AISI 4140 Steel Pipe Seamless Tubing from Exipei Steel Limited - China Import Guide

Prior to placing an order, verify the exact chemical composition, mechanical properties, and heat treatment condition of the AISI 4140 seamless tubing with Exipei Steel Limited. Request mill test certificates and any available third-party inspection reports to confirm compliance with your project’s specifications. Ensure the supplier can provide documentation for traceability and quality assurance.

Clarify logistics details, including lead time, which may depend on the tubing’s dimensions, wall thickness, and customization requirements. Confirm the Incoterms (e.g., FOB Wuhan or CIF to your port) and payment terms, as these can impact your total landed cost. Exipei Steel Limited typically ships from Wuhan, so factor in inland transportation and port handling times.

Implement a quality control plan that includes pre-shipment inspection, dimensional verification, and mechanical property testing upon receipt. For critical applications, arrange for an independent inspection agency to conduct tests such as ultrasonic or eddy current inspection. Ensure all documentation, including material traceability records and compliance certificates, is provided to meet your quality and regulatory requirements.

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Exipei Steel Limited
China
Harbor
54/100
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Buy Aisi 4140 Steel Pipe Seam in Bulk — Verified Supplier in China

When sourcing Aisi 4140 Steel Pipe Seamless Tubing for your business, securing the right balance of quality and cost is essential. Exipei Steel Limited, a verified supplier based in China, offers this product with key specifications including AISI 4140 / ASTM A519 Grade 4140 Seamless Tube, Carbon 0.38-0.43%, Chromium 0.80-1.10%, Molybdenum 0.15-0.25%, Manganese 0.75-1.00%, Silicon 0.15-0.30%, and OD: 20mm - 323.9mm (3/4" - 12"); Wall Thickness: 2mm - 40mm; Length: 3m - 12m (Random/Fixed). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $2250/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7304.49, making it a staple in the Steel Tubes sector with strong demand from importing countries worldwide.

Aisi 4140 Steel Pipe Seam Specifications, Trade Terms & Pricing

Importing Aisi 4140 Steel Pipe Seam requires careful attention to shipping logistics, customs compliance, and secure payment terms. Exipei Steel Limited 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 7304.49 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.

About Exipei Steel Limited — Supplier in China

Finding trustworthy partners is the foundation of successful importing. The supplier of this Aisi 4140 Steel Pipe Seam 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.

Import Aisi 4140 Steel Pipe Seam — Shipping, Logistics & Customs

Importing Aisi 4140 Steel Pipe Seam 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 7304.49 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).

Frequently Asked Questions About Aisi 4140 Steel Pipe Seam

What is the wholesale price of Aisi 4140 Steel Pipe Seamless Tubing?

The current listed wholesale price for Aisi 4140 Steel Pipe Seamless Tubing from Exipei Steel Limited is $2250/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 Exipei Steel Limited through EximNext.

What is the Minimum Order Quantity (MOQ) for Aisi 4140 Steel Pipe Seam?

The supplier, Exipei Steel Limited, has set a Minimum Order Quantity (MOQ) of 1 Bags for Aisi 4140 Steel Pipe Seam. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.

What is the HS Code for Aisi 4140 Steel Pipe Seamless Tubing?

For international shipping and customs clearance, Aisi 4140 Steel Pipe Seamless Tubing is classified under HS Code 7304.49. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.

How can I import Aisi 4140 Steel Pipe Seam from China?

To import Aisi 4140 Steel Pipe Seam from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Exipei Steel Limited. Ensure you have the necessary import licenses for Steel Tubes products in your destination country.

Is Exipei Steel Limited a verified supplier?

Yes, Exipei Steel Limited 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.

What are the key specifications of Aisi 4140 Steel Pipe Seamless Tubing?

The key specifications for Aisi 4140 Steel Pipe Seamless Tubing supplied by Exipei Steel Limited include AISI 4140 / ASTM A519 Grade 4140 Seamless Tube, Carbon 0.38-0.43%, Chromium 0.80-1.10%, Molybdenum 0.15-0.25%, Manganese 0.75-1.00%, Silicon 0.15-0.30%, and OD: 20mm - 323.9mm (3/4" - 12"); Wall Thickness: 2mm - 40mm; Length: 3m - 12m (Random/Fixed). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.

What packaging options are available for bulk orders of Aisi 4140 Steel Pipe Seam?

Exipei Steel Limited offers Aisi 4140 Steel Pipe Seam with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.

Which countries import Aisi 4140 Steel Pipe Seam the most?

Aisi 4140 Steel Pipe Seam is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Exipei Steel Limited through our platform.

What certifications does this Aisi 4140 Steel Pipe Seam supplier hold?

Exipei Steel Limited maintains international quality certifications. These ensure that the Aisi 4140 Steel Pipe Seam meets international quality, safety, and regulatory standards required for cross-border trade.

How do I place a bulk order for Aisi 4140 Steel Pipe Seamless Tubing on EximNext?

Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Exipei Steel Limited will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.

What payment methods are accepted?

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 Exipei Steel Limited.

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