Import Astm A320 Stud Bolts — Buy in wholesale FOB from Supplier in China
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ASTM A320 Stud Bolts
ASTM A320 Stud Bolts from Ningbo Yongbiao International Business Co., Ltd are alloy steel fasteners in Grade L7 and L7M, designed for low-temperature service in petrochemical, oil and gas, and power generation industries. The stud bolts are manufactured from Ni-Cr-Mo alloy steel, heat-treated to meet ASTM A320 specifications, and are available in sizes such as M12X1.75X45, 1/2"-13X45, and 1/2"-13 to 3/4". They come with finishes like black oxide, zinc, HDG, YZP, or plain for corrosion resistance.
The Grade L7 and L7M materials offer superior low-temperature impact toughness, making these stud bolts suitable for flange joint assembly, pressure vessel construction, and pipeline connections. Typical industry standards for such fasteners include ASTM A320 for material and mechanical properties, with common surface treatments applied to enhance durability. The bolts are supplied in cartons sized 36x24x16 cm or 36x24x12 cm, with pallet dimensions of 110x80x90 cm for bulk shipping.
These stud bolts are widely sourced for critical applications where temperature resistance and reliability are paramount. Buyers typically include engineering firms, construction companies, and industrial manufacturers. The supplier, based in Jiulonghu Town, Zhenhai, Ningbo, offers a lead time of 7 to 15 working days, depending on order quantity, and can provide free samples if stock is available. Packaging and logistics are tailored to customer requests, with exports shipped from Ningbo port.
| Material Grade | Alloy Steel Grade L7 / L7M (Ni-Cr-Mo) |
| Standard | ASTM A320 |
| Application | Low-temperature service in petrochemical, oil and gas, power generation |
| Sizes Available | M12X1.75X45, 1/2"-13X45, 1/2"-13 to 3/4" |
| Surface Finish | Black oxide, Zinc, HDG, YZP, Plain |
| Typical Low-Temperature Service Range | Standard -46°C to -196°C |
| Typical Tensile Strength | Standard 725 MPa minimum for L7 |
| Typical Yield Strength | Standard 620 MPa minimum for L7 |
| Packaging | Carton size: 36x24x16 cm, 36x24x12 cm; Pallet size: 110x80x90 cm (Standard Euro Pallet) |
| Lead Time | 7-15 working days as usual, based on order quantity |
Ningbo Yongbiao International Business Co., Ltd is based in Jiulonghu Town, Zhenhai, Ningbo, Zhejiang Province, China. The company specialises in supplying industrial fasteners, including ASTM A320 stud bolts, and operates from a location known for its manufacturing and export capabilities. The supplier is listed with a harbor trust tier and provides products under the brand NBMFY.
The company offers custom specifications for its stud bolts and can supply free samples if stock is available. While the response rate is currently listed as 0.00, the supplier’s address and port details confirm its operational presence in Ningbo. The business focuses on international trade, with products designed for global markets, particularly in industries requiring high-performance fasteners.
ASTM A320 L7 and L7M grade stud bolts are heat-treated alloy steel fasteners designed for low-temperature service in the petrochemical, oil and gas, and power generation industries. These stud bolts meet ASTM A320 specifications and are available with BLACK oxide, ZINC, or HDG finishes for corrosion protection. Supplied by NBMFY from Zhejiang, China, they are widely sourced for flange joint assembly, pressure vessel construction, and pipeline connections in international trade.
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Sourcing ASTM A320 Stud Bolts from Ningbo Yongbiao International Business Co., Ltd - China Import Guide
Before ordering ASTM A320 stud bolts from Ningbo Yongbiao International Business Co., Ltd, verify the exact material grade and mechanical properties required for your application. Confirm whether L7 or L7M is needed based on the operating temperature and pressure conditions. Request test certificates for the specific batch to ensure compliance with ASTM A320 standards.
For logistics, confirm the lead time, which typically ranges from 7 to 15 working days depending on the order quantity. Discuss Incoterms such as FOB Ningbo or CIF to your destination, and agree on payment terms that suit your procurement process. The supplier can adjust packaging to your requirements, so specify carton and pallet preferences upfront.
Quality checks should include verifying the surface finish and dimensions of the stud bolts upon receipt. Inspect for uniformity in finishes like HDG or zinc plating, and ensure the threads meet the specified tolerances. Request a third-party inspection if the order is critical, and retain documentation such as mill test certificates and packing lists for traceability.
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30 suppliersBuy Astm A320 Stud Bolts in Bulk — Verified Supplier in China
When sourcing Astm A320 Stud Bolts for your business, securing the right balance of quality and cost is essential. Ningbo Yongbiao International Business Co., Ltd, a verified supplier based in China, offers this product with key specifications including ASTM A320 Grade L7, L7M low-temperature alloy steel stud bolts, Alloy Steel with Nickel, Chromium, Molybdenum (Ni-Cr-Mo) for low-temperature toughness, and Black Oxide, Zinc Plated, HDG (Hot Dip Galvanized). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $0.05/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7318.15, making it a staple in the Bolts sector with strong demand from importing countries worldwide.
Astm A320 Stud Bolts Specifications, Trade Terms & Pricing
Importing Astm A320 Stud Bolts requires careful attention to shipping logistics, customs compliance, and secure payment terms. Ningbo Yongbiao International Business 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 7318.15 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 Ningbo Yongbiao International Business Co., Ltd — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this Astm A320 Stud Bolts 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 Bolts category and connect with top-tier exporters on our comprehensive global B2B marketplace. Start your sourcing journey today.
Import Astm A320 Stud Bolts — Shipping, Logistics & Customs
Importing Astm A320 Stud Bolts 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 7318.15 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 Astm A320 Stud Bolts
What is the wholesale price of Astm A320 Stud Bolts?
The current listed wholesale price for Astm A320 Stud Bolts from Ningbo Yongbiao International Business Co., Ltd is $0.05/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 Ningbo Yongbiao International Business Co., Ltd through EximNext.
What is the Minimum Order Quantity (MOQ) for Astm A320 Stud Bolts?
The supplier, Ningbo Yongbiao International Business Co., Ltd, has set a Minimum Order Quantity (MOQ) of 1 Bags for Astm A320 Stud Bolts. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for Astm A320 Stud Bolts?
For international shipping and customs clearance, Astm A320 Stud Bolts is classified under HS Code 7318.15. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
How can I import Astm A320 Stud Bolts from China?
To import Astm A320 Stud Bolts from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Ningbo Yongbiao International Business Co., Ltd. Ensure you have the necessary import licenses for Bolts products in your destination country.
Is Ningbo Yongbiao International Business Co., Ltd a verified supplier?
Yes, Ningbo Yongbiao International Business 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.
What are the key specifications of Astm A320 Stud Bolts?
The key specifications for Astm A320 Stud Bolts supplied by Ningbo Yongbiao International Business Co., Ltd include ASTM A320 Grade L7, L7M low-temperature alloy steel stud bolts, Alloy Steel with Nickel, Chromium, Molybdenum (Ni-Cr-Mo) for low-temperature toughness, and Black Oxide, Zinc Plated, HDG (Hot Dip Galvanized). 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 Astm A320 Stud Bolts?
Ningbo Yongbiao International Business Co., Ltd offers Astm A320 Stud Bolts with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import Astm A320 Stud Bolts the most?
Astm A320 Stud Bolts is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Ningbo Yongbiao International Business Co., Ltd through our platform.
What certifications does this Astm A320 Stud Bolts supplier hold?
Ningbo Yongbiao International Business Co., Ltd maintains international quality certifications. These ensure that the Astm A320 Stud Bolts meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for Astm A320 Stud Bolts on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Ningbo Yongbiao International Business Co., Ltd 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 Ningbo Yongbiao International Business Co., Ltd.
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