High-Quality AISI 4140 Carbon Steel Round Bar for Manufacturing
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Product Highlights
- 15 Years Industry Experience: Hongtai Metal team has been focusing on the steel industry for 15 years with professional expertise.
- Large Inventory Stock: Annual spot reserve exceeds 100,000 tons ensuring short delivery time and sufficient supply.
- Customization Services: OEM and ODM orders accepted with customized diameter, length, surface finish, and logo printing.
- High Quality Assurance: Pre-production samples and final inspections before shipment guarantee product quality standards.
- Multiple Material Sources: Materials sourced from TISCO, Baosteel, POSCO, LISCO ensuring high quality and competitive prices.
- 24/7 Online Support: Service team is online 24 hours to provide professional and high-quality customer support.
- Flexible Payment Terms: Accepts T/T, L/C at sight, West Union, D/P, D/A, and PayPal for convenient transactions.
- Global Shipping Options: Supports FOB, CFR, CIF, EXW terms with standard export packing and multiple transport types.
Product Attributes
- Customization
- Available
- After-sales Service
- Have
- Warranty
- Have
- Model NO.
- Round Bar
- Type
- Carbon Steel Bar
- Standard
- AISI, ASTM, GB, JIS, DIN, BS
- Technique
- Cold Drawn
- Application
- Structural Steel Bar, Tool Steel Bar, Die Steel Bar
- Surface Treatment
- Black
- Alloy
- Non-alloy
- Special Use
- Mold Steel, Free Cutting Steel, Cold Heading Steel
- Payment Term
- T/T
- Standard.
- AISI, ASTM, GB, JIS, DIN, BS
- Technique.
- Hot Rolled/Cold Rolled
- Diameter
- 8-130mm
- Length
- 6000mm12000mm or Customized
- Trade Term
- Fob, CFR, CIF,EXW
- Surface
- Pickled, Black, Bright, Polishing, Blasting, etc
- Sample
- Provide
- Surface Finish
- Pickled, Bright, Polished
- Delivery
- 7-15 Days
- Application.
- Structural Steel Bar, Tool Steel Bar, Die Steel B
- Special Use.
- Mold Steel, Free Cutting Steel, Cold Heading Stee
- Transport Type
- Container, Bulk and Train
- Package
- Standard Shipping Package
- Alloy.
- Alloy
- Transport Package
- Standard Seaworth Packing
- Specification
- Q235 Q345 SS400
- Trademark
- Hongtai
- Origin
- China
- Production Capacity
- 8000000 Ton/Years
Product Images of High-Quality AISI 4140 Carbon Steel Round Bar for Manufacturing
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Product Description

Carbon Steel Round BarWe provide carbon steel bars of high quality and competitive prices. Material is made of TISCO, Baosteel, POSCO, LISCO, etc. Mainly used for architectural decoration, houses, luxury doors, elevator decoration, metal tank shells, shipbuilding, train interior decoration and outdoor projects, advertising nameplates, ceilings and cabinets, aisle panels, screens, tunnel projects, hotels, guesthouses, entertainment venues, kitchens Equipment, light industry, etc.
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Material:
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Q235,Q255,Q275,SS400,A36,SM400A,St37-2,SA283Gr,S235JR,S235J0,S235J2
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Thickness:
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0.2-500mm,etc
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Width :
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1000-4000mm,etc
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Length:
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2000mm, 2438mm, 3000mm, 3500,6000mm,12000mm,or rolled,etc etc
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Standard:
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ASTM,AISI,JIS,GB, DIN,EN
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Surface:
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Black painted,PE coated,Galvanized,color coated,
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anti rust varnished,anti rust oiled,checkered,etc
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Technique:
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Cold Rolled, Hot Rolled
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Certification:
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ISO, SGS,BV
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price terms:
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FOB,CRF,CIF,EXW all acceptable
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Delivery Detail:
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inventory About 5-7; custom-made 25-30
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Loading port:
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any port in China
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Packing:
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standard export packing (inside:water proof paper,outside:steel covered with strips and pallets)
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Payment Terms:
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T/T, L/C at sight,West Union,D/P,D/A,Paypal
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Container size:
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20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High)
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1. who are we?
We are based in Shandong, China, we have 15 industrial steel history, There are total about 100 people in our factory.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
we can provide customized service of carbon steel coil ,plate ,pipe and profile.
4. why should you buy from us not from other suppliers?
Shandong Hongtai Metal Products Co., Ltd. is located in Jinan, the capital of Shandong Province. Hongtai Metal team has been focusing on the steel industry for 15 year.We have sufficient supply of goods in storage, more than 100,000 tons, and short supply cycle. At the same time, we have color coating and tile processing plants, which can process and produce products that meet your requirements and specifications as required. So our factory is your best choice in terms of price and customized services.
5. what services can we provide?
Pre-sale Service
1. Sample can be offered with sample charge and courier fee by buyer's side.
2. We have full stock,and can deliver within short time.Many styles for your choices.
3. OEM and ODM order are accepted, Any kind of logo printing or design are available.
4. Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you
5. All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can totally believe our service.
6. We have 15 year experience of design, manufacture and sell steel, we cherish every order from our honor.
After you choose
1. We will count cheapest shipping cost and make invoice to you at once.
2. Check quality again, then send out to you at 1-2 working day after your payment,
3. Email you the tracking no, and help to chase the parcels until it arrive you.
After-sale choose
1. We are very glad that customer give us some suggestion for price and products.
2. If any question,please contact with us freely by E-mail or Telephone.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2551641". Items marked "" are certified.
Company Profile
Shandong Hongtai Metal Products Co., Ltd. is located in Jinan, the capital of Shandong Province. It is mainly engaged in the production of stainless steel, carbon steel and galvanized steel, PP G I, PP G L. Our team has been focusing on the steel industry for 15 years. We are now a diamond supplier and a trustworthy enterprise of Made-in-China. com, and have passed the SGS on-site audit. The company has established a long-term close cooperative relationship with well-known domestic steel companies. At the same time, the company's annual spot reserve exceeds 100, 000 tons, so we can guarantee a short delivery time. Hongtai Metal provides services for domestic government construction projects, Chinese listed companies and state-owned enterprises and other large enterprises. At the same time, Hongtai Metal has long-term cooperative relations with many countries in Russia, the Middle East, Southeast Asia, South Africa, South America and other regions. With high-quality products, low prices and high-quality services, customers have been highly evaluated. Customers from different countries have signed agency agreements with Hongtai Metal and become Hongtai Metal's agents. Hongtai Metal Service Team will provide you with professional and high-quality services 24 hours a day online. At the same time, Hongtai Metal also adheres to a customer-centric win-win situation, and looks forward to becoming your reliable and high-quality enterprise.
About Our Factory & Business Background
- Address
- No. 6 Tiancheng Road, Tianqiao District, Jinan City, Shandong Province, Jinan, Shandong, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA, EXW, Others
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- qingdao, tianjin, shanghai
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2021-03-30
- Main Markets
- South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- Who are we?
- We are based in Shandong, China, we have 15 industrial steel history, There are total about 100 people in our factory.
- How can we guarantee quality?
- Always a pre-production sample before mass production; Always final Inspection before shipment;
- What can you buy from us?
- we can provide customized service of carbon steel coil ,plate ,pipe and profile.
- Why should you buy from us not from other suppliers?
- Shandong Hongtai Metal Products Co., Ltd. is located in Jinan, the capital of Shandong Province. Hongtai Metal team has been focusing on the steel industry for 15 year.We have sufficient supply of goods in storage, more than 100,000 tons, and short supply cycle. At the same time, we have color coating and tile processing plants, which can process and produce products that meet your requirements and specifications as required. So our factory is your best choice in terms of price and customized se
- What services can we provide?
- Pre-sale Service 1. Sample can be offered with sample charge and courier fee by buyer's side. 2. We have full stock,and can deliver within short time.Many styles for your choices. 3. OEM and ODM order are accepted, Any kind of logo printing or design are available. 4. Good Quality + Factory Price + Quick Response + Reliable Service, is what we are trying best to offer you 5. All of our products are produce by our professional workman and we have our high-work-effect foreign trade team, you can t
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