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Renowned for its superior toughness and high ductility, SUP9 steel is an ideal choice for manufacturing springs, automotive components, and other high-stress applications. With its excellent tensile-yield ratio, this steel bar is designed to withstand extreme forces and provide exceptional durability.
Key specifications include: 1. Material Composition: Carbon-chromium spring steel, offering superior strength and performance. 2. High Ductility: Provides excellent formability, allowing for intricate designs and applications. 3. Heat Treatment: Capable of being oil-hardened for improved hardness and resilience under stress. 4. Versatile Usage: Ideal for automotive suspension systems, heavy machinery, and other applications requiring reliable spring performance.
Industries benefiting from SUP9 alloy steel bars include automotive, manufacturing, and heavy-duty machinery, where reliability and endurance are non-negotiable. All our products come with relevant certifications such as ISO and SGS, ensuring compliance with international standards. Our efficient packaging and shipping terms (FOB, CIF) guarantee timely delivery.
| HS Code | 7228.30 |
| Material | SUP9 Carbon-Chromium Spring Steel (0.52-0.65% C, 0.70-1.0% Cr) |
| Grade/Type | SUP9 / 55Cr3 / AISI 5155 equivalent spring steel grade |
| Purity/Composition | C: 0.52-0.60%, Cr: 0.50-0.80%, Mn: 0.65-0.95%, Si: 0.15-0.35%, P ≤0.035%, S ≤0.035% |
| Size/Dimensions | Round bar: dia. 10mm-200mm; Flat bar: thickness 6-60mm x width 20-200mm; Plate: thickness 6-100mm x width 1000-2500mm (custom cut available) |
| Standard | JIS G 4801, DIN 17212, BS 970 Part 3, equivalent to AISI 5155 / SAE 5155 |
| Application | Automotive leaf springs, coil springs, suspension components, high-stress mechanical parts, fasteners, and oil-hardened tempered components |
| Packaging | Bundled with steel wire, rust preventive oil coating, plastic wrap, and wooden pallet or crate for export shipping |
| Origin | China, India, Japan, South Korea (major producing regions) |
SUP9 is a premium carbon-chromium spring steel bar conforming to JIS G 4801 standards, ideal for the manufacture of high-stress springs, leaf springs, and suspension components in the automotive and railway industries. Available as round bar, flat bar, and steel plate, SUP9 bars offer excellent toughness, high ductility, and a superior tensile-to-yield ratio, with outstanding response to oil hardening and tempering heat treatment. This grade is widely sourced by B2B buyers for OEM manufacturing and industrial machinery applications across global markets.
| 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 |
SUP9 Alloy Steel Bars is offered by Dongguan Songshun Mould Steel Co., Ltd., a Supplier based in China, in wholesale quantities for importers, distributors, and trade buyers. Contact the supplier to request pricing, minimum order quantity, and shipping terms for your destination.
When importing SUP9 Alloy Steel Bars, confirm trade terms such as FOB or CIF, packaging, and any certification or documentation you need directly with the supplier before placing a bulk order.
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When sourcing Sup9 Alloy Steel Bars for your business, securing the right balance of quality and cost is essential. Dongguan Songshun Mould Steel Co., Ltd., a verified supplier based in China, offers this product with key specifications including SUP9 / 55Cr3 / AISI 5155 equivalent spring steel grade, C: 0.52-0.60%, Cr: 0.50-0.80%, Mn: 0.65-0.95%, Si: 0.15-0.35%, P ≤0.035%, S ≤0.035%, and Round bar: dia. 10mm-200mm; Flat bar: thickness 6-60mm x width 20-200mm; Plate: thickness 6-100mm x width 1000-2500mm (custom cut available). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $1000/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7228.30, making it a staple in the Steel Bars sector with strong demand from importing countries worldwide.
Importing Sup9 Alloy Steel Bars requires careful attention to shipping logistics, customs compliance, and secure payment terms. Dongguan Songshun Mould 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 7228.30 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 online B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Sup9 Alloy Steel Bars 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 Bars category and connect with top-tier exporters on our comprehensive B2B marketplace. Start your sourcing journey today.
Importing Sup9 Alloy Steel Bars 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 7228.30 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 Sup9 Alloy Steel Bars from Dongguan Songshun Mould Steel Co., Ltd. is $1000/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 Dongguan Songshun Mould Steel Co., Ltd. through EximNext.
The supplier, Dongguan Songshun Mould Steel Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Sup9 Alloy Steel Bars. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Sup9 Alloy Steel Bars is classified under HS Code 7228.30. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Sup9 Alloy Steel Bars from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Dongguan Songshun Mould Steel Co., Ltd.. Ensure you have the necessary import licenses for Steel Bars products in your destination country.
Yes, Dongguan Songshun Mould 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 Sup9 Alloy Steel Bars supplied by Dongguan Songshun Mould Steel Co., Ltd. include SUP9 / 55Cr3 / AISI 5155 equivalent spring steel grade, C: 0.52-0.60%, Cr: 0.50-0.80%, Mn: 0.65-0.95%, Si: 0.15-0.35%, P ≤0.035%, S ≤0.035%, and Round bar: dia. 10mm-200mm; Flat bar: thickness 6-60mm x width 20-200mm; Plate: thickness 6-100mm x width 1000-2500mm (custom cut available). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Dongguan Songshun Mould Steel Co., Ltd. offers Sup9 Alloy Steel Bars with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Sup9 Alloy Steel Bars is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Dongguan Songshun Mould Steel Co., Ltd. through our platform.
Dongguan Songshun Mould Steel Co., Ltd. maintains international quality certifications. These ensure that the Sup9 Alloy Steel Bars 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. Dongguan Songshun Mould 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 Dongguan Songshun Mould Steel Co., Ltd..
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