Hot Rolled Q235B Carbon Steel Flat Bar GB/ASTM Standard Full Sizes for Construction
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Product Highlights
- Multiple Steel Grades: Available in Q235B, Q355b, A36, S235jr, SAE1020, 1045, SS400, and Q345.
- Comprehensive Standards: Meets AISI, JIS, ASTM, DIN, BS, GB, ASME, EN, and other international standards.
- Versatile Surface Treatments: Options include Black Bare, Hot Dipped Galvanized, Bright, Polished, HL, and Annealed & Pickled.
- Wide Size Range: Flat bars from 20x2mm to 200x20mm, with widths up to 500mm and thicknesses up to 60mm.
- Customized Lengths: Standard lengths of 6m, 9m, 12m, or fully customized to specific requirements.
- Flexible Processing Services: Supports cutting, punching, bending, and welding services for various applications.
- High Supply Capacity: Monthly supply ability of 10,000 tons ensures timely delivery for large orders.
- OEM and ODM Services: Full customization available from samples or designs with flexible customization options.
Product Attributes
- Customization
- Available
- Technique
- Forged Hot Rolled Cold Drawn
- Standard
- AISI, JIS, ASTM, DIN, BS, GB
- Model NO.
- Q235B, Q355B, A36, S235JR
- Certification
- IS0, RoHS, ABS
- Grade
- Q235B, Q355b, A36, S235jr
- Width
- 10mm-500mm
- Thickness
- 3mm-60mm
- Length
- 6m,9m,12m, Customized
- Surface Treatment
- Black Bare, Hot Dipped Galvanized
- MOQ
- 1 Ton
- Delivery Time
- 7-15 Working Days
- Payment Terms
- T/T, L/C, Western Union
- Sample Policy
- Free Sample Available, Freight Collect
- Processing Service
- Cutting, Punching, Bending, Welding
- Supply Ability
- 10000 Tons/Month
- Price Terms
- Fob CIF, EXW
- Transport Package
- Standard Seaworthy Packing
- Trademark
- KANGHONG
- Origin
- Shandong, China
- HS Code
- 7214910000
- Production Capacity
- 500000 Ton
Product Images of Hot Rolled Q235B Carbon Steel Flat Bar GB/ASTM Standard Full Sizes for Construction
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Product Description

Product | SAE1020 1045 Carbon Steel Bar Carbon Flat Bar Steel |
Grade | A36, SS400, Q235, Q345, 1020, 1045 |
Standard | ASME, ASTM, EN, BS, GB, DIN, JIS etc |
Technique | Cold Drawn, Hot Rolled |
Surface | Annealed & Pickled, Bright, Polished, HL, Black |
Size | Round Rod:Diameter: 3mm~800mm Square Rod:5x5mm - 200x200mm Flat Bar:20x2mm - 200x20mm Hex Rod:8mm - 200mm Angle Bar:20x20x2mm - 200x200x15mm |
Packing | Packing in bundled, export standard package or as customer required |
Delivery Time | 7-15 dyas,or according to the order quantity or upon negotiation |
MOQ | 3 Ton |










About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI2552079". Items marked "" are certified.
Company Profile
Shandong Kanghong Machinery Manufacturing Co., Ltd.
Shandong Kanghong Machinery Manufacturing Co., Ltd., established in 2019, has its office located in Huaiyin District, Jinan City, Shandong Province. With a convenient location, our office provides efficient coordination and service support for business operations, while our production factories are situated in other cities with complete supporting facilities to ensure stable production and supply.
We are specialized in the R&D, production and sales of stainless steel, carbon steel and galvanized steel products, with our main product range covering steel coils, steel sheets, steel pipes, mechanical parts and other high-quality steel-related products. Backed by years of profound industry experience and professional technical accumulation, we have long been recognized as a trusted and stable cooperative partner for customers around the world. All our products strictly comply with top domestic and international quality standards, including GB, ASTM, DIN and JIS, ensuring superior performance and reliable quality.
To guarantee product quality from the source, we have established in-depth cooperation with advanced manufacturing bases equipped with state-of-the-art production facilities and a team of professional technical workers. We strictly implement a complete quality management system in line with international standards, covering every link from raw material procurement, production processing to finished product inspection. Our professional quality inspection team conducts strict testing on each batch of products, focusing on product precision, corrosion resistance and durability, to ensure that every product delivered to customers meets the highest quality requirements.
With a global vision, our products have been exported to more than 50 countries and regions across Europe, Southeast Asia, the Middle East, North America and Africa, winning a high reputation in the global market for their stable quality, reasonable prices and timely after-sales service. We have a professional and experienced international sales team, composed of members with rich cross-border trade experience and proficient in multiple languages. The team is committed to providing efficient, customized one-stop trade services, including product consultation, order customization, logistics arrangement and after-sales support, fully responding to the diverse needs of customers.
Guided by the business philosophy of "customer-centric, quality-oriented, integrity-based and win-win development", we are committed to prioritizing customer needs, solving practical challenges for customers, and delivering reliable product quality and comprehensive after-sales service. Over the years, our sincere service and high-quality products have earned wide recognition and praise from global customers. Looking forward to the future, Shandong Kanghong Machinery Manufacturing Co., Ltd. Will continue to uphold the spirit of innovation and forging ahead, continuously improve product quality and service level, and warmly welcome partners from all over the world to establish long-term, stable and win-win cooperative relations, and create a better future together!
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Liaocheng, Shandong, China
-
Plant Area
- 2000 square meters
-
Number of Employees
- 10
-
Registered Capital
- 10,080,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Tianjin
-
Minimum Order Quantity
- 27 tons
-
Supply Chain Partners
- 10
Our Production Capability & Technical Expertise
-
Main Products
- Carbon Steel Coil, Carbon Steel Plate, PPGI Steel Coil, Steel Sheet, Stainless Steel Coil
-
Production Lines
- 2
-
Production Machines
- Punching machine, Shearing machine
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- Random inspection(Function inspection & Visual inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2019-11-27
-
Export Year
- Foreign trade business has just begun
-
Main Markets
- Domestic
-
Repeat Buyers Choice
- 30%~50%
-
Number of Foreign Trading Staff
- 1
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What steel grades are available?
- We offer Q235B, Q355b, A36, S235jr, SAE1020, 1045, SS400, and Q345.
- What are the standard sizes for flat bars?
- Flat bars range from 20x2mm to 200x20mm, with widths up to 500mm and thicknesses up to 60mm.
- Can the length be customized?
- Yes, we provide standard lengths of 6m, 9m, 12m, or fully customized lengths based on your needs.
- What is the minimum order quantity?
- The MOQ is 3 tons, though some specific items may require 1 ton.
- How long is the delivery time?
- Standard delivery is 7-15 working days, or negotiable based on order quantity and peak seasons.
- Do you offer free samples?
- Free samples are available, but freight charges are collected from the buyer.
- What payment terms do you accept?
- We accept T/T, L/C, Western Union, D/P, PayPal, and small-amount payments.
- Is customization available?
- Yes, we offer full customization, minor customization, and flexible customization from samples or designs.
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