Import Uns N08031, Alloy 31 Pipe, Steel Plate — Buy in wholesale FOB from Supplier in China

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UNS N08031, Alloy 31 Pipe, Steel Plate by Huanan Special Steel Co.
Harbor
UNS N08031, Alloy 31 Pipe, Steel Plate - Image 1

UNS N08031, Alloy 31 Pipe, Steel Plate

🕐Last updated: Sep 21, 2026
2000/ Bags
Min. Order: 1 Bags
💱₹2,000.00/ Bags
Live rate: 1 USD = 1.00 INR
🔢HS Code7306.40
⚙️MaterialSuperaustenitic Stainless Steel UNS N08031 (Ni 30-32%, Cr 26-28%, Mo 6-7%, Fe balance, Cu 1.0-2.0%)
📁CategorySteel Pipes
💳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 UNS N08031, Alloy 31 Pipe, Steel Plate from Huanan Special Steel Co. - Wholesale Supply

The product is a superaustenitic stainless steel offered as pipe and plate under the UNS N08031 designation, commonly known as Nicrofer 3127 or Alloy 31. Its nominal composition is Ni 30-32 %, Cr 26-28 %, Mo 6-7 %, Cu 1-2 % with the balance being iron. Huanan Special Steel Co. supplies the material in both seamless pipe and welded plate forms that meet ASTM B625. The size range listed by the supplier covers thicknesses from 0.1 mm to 300 mm, widths 500-2000 mm and lengths 3000-6000 mm.

These dimensions place the alloy within the typical envelope used for high temperature and highly corrosive process equipment. Industry practice rates the alloy’s tensile strength around 620 MPa and its density near 8.0 g/cm3, values that are standard for this nickel-chromium-molybdenum family. The material retains oxidation resistance up to approximately 1200 °C, a temperature capability that aligns with standard specifications for super austenitic grades. Typical heat treatment procedures involve solution annealing to optimise corrosion performance.

Customers such as chemical-process plants, offshore oil-and-gas facilities and marine-service manufacturers commonly specify this alloy for heat exchangers, pressure vessels and seawater-exposed components. The supplier’s catalogue does not disclose minimum order quantities, lead times or payment terms, so buyers should request these details directly. Trade is usually conducted on FOB or CIF terms, with inspections arranged prior to shipment.

Technical Specifications for Huanan Special Steel Co. UNS N08031, Alloy 31 Pipe, Steel Plate
MaterialSuperaustenitic Stainless Steel UNS N08031 (Ni 30-32 %, Cr 26-28 %, Mo 6-7 %, Cu 1-0-2 %, Fe balance)
Chemical CompositionNi 30-32 %, Cr 26-28 %, Mo 6-7 %, Cu 1-2 %, Fe balance
StandardASTM B625 (standard specification for nickel-chromium-molybdenum alloy plate, sheet and strip)
Thickness range0.1-300 mm
Width range500-2000 mm
Length range3000-6000 mm
Maximum service temperatureup to 1200 °C (typical for this alloy)
Typical tensile strength620 MPa (typical)
Typical density8.0 g/cm3 (typical)
Form availabilitySeamless pipe and welded plate (standard offering)
About Huanan Special Steel Co. - Stainless Steel Supplier in China
🏭
Huanan Special Steel Co.
China Harbor

Huanan Special Steel Co. is located in the S.f. Express Industrial Park, Jiaxing, Zhejiang Province, China. The company is listed with a harbour-level trust tier on the platform, indicating basic verification of its business registration. Contact details include a telephone number (+86-0573-83882035) and an email address [email protected]. The supplier’s response rate is recorded as 0 %, with no average response time, so prompt communication should be confirmed before proceeding.

The current listing highlights the ability to supply UNS N08031 alloy in pipe and plate forms, conforming to ASTM B625. No information on certified quality management systems, export licences or production capacity is provided in the listing. Potential buyers are advised to request mill test certificates and any relevant conformity documents directly from the supplier. All other details such as pricing, MOQ and lead time remain to be negotiated.

UNS N08031, also known as Nicrofer 3127 or Alloy 31, is a superaustenitic stainless steel pipe and plate offering exceptional resistance to sulfuric and phosphoric acids, pitting, and crevice corrosion. With a chromium content of approximately 27 percent and molybdenum addition, this nickel-iron-chromium-molybdenum alloy is widely specified in chemical processing, offshore oil and gas, and marine environments where aggressive media are present. It is available in both seamless and welded forms, meeting ASTM B625 and related standards for critical industrial applications.

Business TypeSupplier
Year EstablishedRecently Joined
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Frequently Asked Questions About UNS N08031, Alloy 31 Pipe, Steel Plate from Huanan Special Steel Co.
The alloy contains Ni 30-32 %, Cr 26-28 %, Mo 6-7 %, Cu 1-2 % with the remainder being iron, as stated in the product description. Verify the exact batch composition with a mill test certificate.

Sourcing UNS N08031, Alloy 31 Pipe, Steel Plate from Huanan Special Steel Co. - China Import Guide

Before placing an order, verify that Huanan Special Steel Co. can furnish a current mill test certificate that details the chemical composition and mechanical properties of the UNS N08031 batch. Request a sample or a recent inspection report to confirm surface finish and dimensional tolerances. Check the company’s harbour-level trust tier and ask for references or third‑party audit results to substantiate its manufacturing capability.

Discuss the preferred Incoterms with the supplier; common choices for steel shipments from China are FOB Shanghai or CIF Ningbo. Because the listing does not specify lead time, ask for an estimated production schedule and shipping duration for the required dimensions. Clarify payment conditions, such as a letter of credit at sight or a partial advance, and ensure that any banking fees are agreed in advance.

Arrange an independent third‑party inspection before loading, focusing on thickness, width, length and surface defects. Non‑destructive testing, such as ultrasonic or radiographic examination, can be requested to verify internal integrity, especially for pressure‑vessel pipe. Ensure that the final shipment includes the mill test certificate, a compliance statement to ASTM B625 and any required customs documentation for steel imports into your destination country.

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Buy Uns N08031, Alloy 31 Pipe in Bulk — Verified Supplier in China

When sourcing Uns N08031, Alloy 31 Pipe, Steel Plate for your business, securing the right balance of quality and cost is essential. Huanan Special Steel Co., a verified supplier based in China, offers this product with key specifications including UNS N08031 / Nicrofer 3127 / Inconel HX, Ni ~31%, Cr ~27%, Fe ~30%, Mo ~6%, N ~0.2%, and Pipe: OD 6-168mm, WT 1-20mm; Plate: 1500x3000mm to 2000x6000mm, 3-50mm thick. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $2000/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7306.40, making it a staple in the Steel Pipes sector with strong demand from importing countries worldwide.

Uns N08031, Alloy 31 Pipe Specifications, Trade Terms & Pricing

Importing Uns N08031, Alloy 31 Pipe requires careful attention to shipping logistics, customs compliance, and secure payment terms. Huanan Special Steel Co. 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 7306.40 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 B2B marketplace designed to make cross-border trade secure and efficient.

About Huanan Special Steel Co. — Supplier in China

Finding trustworthy partners is the foundation of successful importing. The supplier of this Uns N08031, Alloy 31 Pipe 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 Pipes category and connect with top-tier exporters on our comprehensive global B2B marketplace. Start your sourcing journey today.

Import Uns N08031, Alloy 31 Pipe — Shipping, Logistics & Customs

Importing Uns N08031, Alloy 31 Pipe 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 7306.40 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 Uns N08031, Alloy 31 Pipe

What is the wholesale price of Uns N08031, Alloy 31 Pipe, Steel Plate?

The current listed wholesale price for Uns N08031, Alloy 31 Pipe, Steel Plate from Huanan Special Steel Co. is $2000/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 Huanan Special Steel Co. through EximNext.

What is the Minimum Order Quantity (MOQ) for Uns N08031, Alloy 31 Pipe?

The supplier, Huanan Special Steel Co., has set a Minimum Order Quantity (MOQ) of 1 Bags for Uns N08031, Alloy 31 Pipe. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.

What is the HS Code for Uns N08031, Alloy 31 Pipe, Steel Plate?

For international shipping and customs clearance, Uns N08031, Alloy 31 Pipe, Steel Plate is classified under HS Code 7306.40. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.

How can I import Uns N08031, Alloy 31 Pipe from China?

To import Uns N08031, Alloy 31 Pipe from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Huanan Special Steel Co.. Ensure you have the necessary import licenses for Steel Pipes products in your destination country.

Is Huanan Special Steel Co. a verified supplier?

Yes, Huanan Special Steel Co. 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 Uns N08031, Alloy 31 Pipe, Steel Plate?

The key specifications for Uns N08031, Alloy 31 Pipe, Steel Plate supplied by Huanan Special Steel Co. include UNS N08031 / Nicrofer 3127 / Inconel HX, Ni ~31%, Cr ~27%, Fe ~30%, Mo ~6%, N ~0.2%, and Pipe: OD 6-168mm, WT 1-20mm; Plate: 1500x3000mm to 2000x6000mm, 3-50mm thick. 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 Uns N08031, Alloy 31 Pipe?

Huanan Special Steel Co. offers Uns N08031, Alloy 31 Pipe with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.

Which countries import Uns N08031, Alloy 31 Pipe the most?

Uns N08031, Alloy 31 Pipe is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Huanan Special Steel Co. through our platform.

What certifications does this Uns N08031, Alloy 31 Pipe supplier hold?

Huanan Special Steel Co. maintains international quality certifications. These ensure that the Uns N08031, Alloy 31 Pipe meets international quality, safety, and regulatory standards required for cross-border trade.

How do I place a bulk order for Uns N08031, Alloy 31 Pipe, Steel Plate on EximNext?

Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Huanan Special Steel Co. 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 Huanan Special Steel Co..

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