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SMLS denotes seamless steel pipes offered by Hunan Standard Steel Co., Ltd. in China. The pipes are produced from carbon steel and low‑alloy steel and are supplied in grades B, C and P. They conform to ASTM A106 and API 5L standards, which define the required chemical composition and mechanical performance for high‑pressure service. Nominal bore sizes range from ½ in to 24 in, covering a broad spectrum of industrial needs.
Typical wall thickness follows Schedule 40 for nominal bores up to 12 in and Schedule 80 for larger diameters, providing standard pressure capabilities. A common pressure rating for these seamless pipes is up to 150 bar at ambient temperature. Normalizing heat treatment is normally applied to achieve the tensile strength and ductility required by the standards. Plain end finishes are standard, and the pipes are usually supplied without external coating unless a specific coating is requested.
The main customers are oil and gas pipeline contractors, petrochemical plant builders and power generation equipment suppliers. Shipments are generally arranged on FOB or CIF terms in bulk bundles, with packaging that meets industry handling requirements. Buyers should request confirmation of minimum order quantities, lead times and payment terms directly from Hunan Standard Steel before finalising the purchase.
| Material | Carbon steel / low‑alloy steel |
| Grades | B, C, P |
| Standards | ASTM A106, API 5L |
| Pipe type | Seamless |
| Nominal bore (NB) size | 0.5‑24 in |
| Typical wall thickness | Schedule 40 (typical up to 12 in) / Schedule 80 (typical for larger sizes) |
| Typical pressure rating | Up to 150 bar (typical) |
| Typical heat treatment | Normalizing (typical) |
| Typical end finish | Plain (typical) |
| Typical coating | None (typical) |
Hunan Standard Steel Co., Ltd. is based at 112, Fuyuan Ave, Xinsha Industrial Zone, Changsha 410100, Hunan, China. The supplier is listed with a harbour trust tier, indicating a verified trading status, though the platform records a 0.00% response rate and no average response time.
The company focuses on manufacturing and exporting seamless steel pipes for high‑pressure applications. Its product range includes carbon and low‑alloy grades that meet ASTM A106 and API 5L specifications, and the listing mentions ISO and CE certifications supporting export quality. No further details on production capacity, workforce size or client portfolio are provided.
EximNext Seamless Steel Pipes are manufactured to ASTM A106 and API 5L standards, designed for high-pressure and high-temperature fluid transmission in oil and gas, petrochemical, and power generation industries. Available in carbon and low-alloy grades with sizes ranging from 1/2" to 24" NB, these SMLS tubes offer superior strength and leak-proof performance compared to welded alternatives. Ideal for global import-export trade in industrial infrastructure projects.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | Contact Supplier |
| Response Rate | New Supplier |
Importers should first verify that the pipes carry valid mill test certificates and that the grades and standards (ASTM A106, API 5L) match the project specifications. Request the latest ISO and CE certificates and, if necessary, arrange a sample for mechanical testing before committing to a full shipment.
Typical logistics involve sea freight under FOB or CIF incoterms, but exact lead times and payment terms are not disclosed. Confirm the expected shipping schedule, preferred incoterm and acceptable payment method (e.g., T/T, L/C) with the supplier to avoid delays.
A robust quality assurance plan should include third‑party inspection of dimensions, wall thickness and surface finish upon arrival. Ensure the supplier provides a detailed mill test report, compliance certificates and, if required, arrange independent testing to satisfy your import compliance and project quality requirements.
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When sourcing Smls for your business, securing the right balance of quality and cost is essential. Hunan Standard Steel Co., Ltd., a verified supplier based in China, offers this product with key specifications including API 5L Gr. B, X42, X52 / ASTM A106 Gr. B, A333 Gr. 6 / ASTM A335 P11, P22, Carbon Steel: C 0.25-0.35%, Mn 0.29-1.06%, Si 0.10-0.35%; Low Alloy variants include Cr, Mo additions, and OD: 21.3mm - 914mm (1/2" - 36"); Wall Thickness: 2.0mm - 60mm; Length: 5.8m - 12m (random/fixed). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $6.3/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7304.19, making it a staple in the Steel sector with strong demand from importing countries worldwide.
Importing Smls requires careful attention to shipping logistics, customs compliance, and secure payment terms. Hunan Standard Steel Co., Ltd. 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 7304.19 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 import export marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Smls 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 category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Importing Smls 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 7304.19 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 Smls from Hunan Standard Steel Co., Ltd. is $6.3/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 Hunan Standard Steel Co., Ltd. through EximNext.
The supplier, Hunan Standard Steel Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Smls. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Smls is classified under HS Code 7304.19. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Smls from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Hunan Standard Steel Co., Ltd.. Ensure you have the necessary import licenses for Steel products in your destination country.
Yes, Hunan Standard Steel Co., Ltd. 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 Smls supplied by Hunan Standard Steel Co., Ltd. include API 5L Gr. B, X42, X52 / ASTM A106 Gr. B, A333 Gr. 6 / ASTM A335 P11, P22, Carbon Steel: C 0.25-0.35%, Mn 0.29-1.06%, Si 0.10-0.35%; Low Alloy variants include Cr, Mo additions, and OD: 21.3mm - 914mm (1/2" - 36"); Wall Thickness: 2.0mm - 60mm; Length: 5.8m - 12m (random/fixed). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Hunan Standard Steel Co., Ltd. offers Smls with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Smls is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Hunan Standard Steel Co., Ltd. through our platform.
Hunan Standard Steel Co., Ltd. maintains international quality certifications. These ensure that the Smls 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. Hunan Standard Steel Co., Ltd. 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 Hunan Standard Steel Co., Ltd..
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