Q235 Galvanized Steel Sheet/Plate
- Alloy or Not: Non-alloy
- Technique: Hot Rolled, Cold Rolled
- Size: As requested; details see product parameters
- Galvanization: Hot-Dip, Electro, Pre
- Condition: +HR/+CR/+A/+PO/+GI, or as requested
- Processing Service: Cutting, Slitting, Bending, Stamping, Punching, etc.
- Certification: ISO 9001, CE
- Inspection: SGS, TUV, Factory Inspection
- Origin: Hubei/Henan/Jiangsu, China
- Port: Qingdao, Tianjin, Lianyungang
- MOQ: 5 tons (or as per negotiation)
- Delivery Time: 8-14 Days
- Payment: T/T, L/C
Product Detail
If you’re looking for a durable and reliable material for construction and manufacturing, Q235 galvanized steel sheet/plate might be just what you need.
Q235 is a type of carbon structural steel that’s known for its strength and toughness. The galvanization process adds a protective zinc coating to the surface, which helps prevent rust and enhances corrosion resistance. This means it’s built to last, even in tough outdoor environments.
It’s also really easy to work with—whether you need to cut, shape, or process it for your project. You’ll often see it used in construction, household appliances, and even in the automotive industry. On top of that, it’s cost-effective, making it a smart choice for a variety of applications.
Contact us if you are unfamiliar with this product or have questions unsolved.
Features
Q235 galvanized steel sheets/plates could bring the following benefits to your project:
- Rust Protection – Keeps metal from rusting, even in tough weather.
- Built to Last – Stays strong and holds up over time.
- Budget-Friendly – Affordable with low upkeep costs.
- Tough and Reliable – Strong enough for heavy-duty uses.
- Easy to Work With – Simple to cut, weld, and shape to fit your needs.
- Clean Look – Nice, smooth finish that looks good.
- Eco-Friendly – Can be recycled, helping you go green.
Applications
Construction
Building frames, roofing sheets, fencing panels, structural beams, etc.
Automotive
Car chassis, body panels, truck beds, exhaust systems, etc.
Electronics
Enclosures for electrical cabinets, cable trays, grounding components, etc.
Telecommunications
Cell towers, antenna mounts, equipment enclosures, etc.
Marine
Boat trailers, offshore platforms, shipping containers, dock fittings, etc.
Renewable Energy
Solar panel mounts, wind turbine towers, battery storage enclosures, etc.
Product Parameters
| Parameter | Details | |
|---|---|---|
| Standard | GB/T 700, GB/T 2518, GB/T 3274, GB/T 709, GB/T 13912, GB/T 912, GB/T 232, GB/T 2970, ASTM A653/A653M, ISO 3575, JIS G3302, EN 10346, DIN EN 10143, etc. | |
| Grade | Q235A, Q235B, Q235C, Q235D | |
| Deoxidation Method | F (Rimmed), Z (Killed), TZ (Special Killed) | |
| Thickness | Sheet | 0.5-6.0 mm, or as requested |
| Plate | 6-300 mm, or as requested | |
| Width | Sheet | 600-2,000 mm, or as requested |
| Plate | 900-4800 mm, or as requested | |
| Length | Sheet | 1,000-6,000 mm, or as requested |
| Plate | 3000-25000 mm, or as requested | |
| Tolerance | ±1%, or as requested | |
| Galvanization | Hot-Dip Galvanizing, Electro-Galvanizing, Pre-Galvanizing | |
| Zinc Coating | Z30-600 g/m² | |
| Surface Structure | Regular Spangle, Minimized Spangle, Zero Spangle, Big Spangle | |
| Surface Treatment | 1) Skin Pass, Sand Blasted 2) Pre-painted 3) Galvanized 4) Oiled 5) Passivated 6) PE, SMP, PVDF, or other anti-corrosive coatings 7) As requested |
|
| Condition of Delivery | +HR/+CR/+A/+PO/+GI, or as requested | |
| Testing Method | CCA/MPT/CST/SST/MA/NDT, etc. | |
| Application | Structural beams, fencing panels, roofing sheets, car chassis, truck beds, shipping containers, cable trays, cell towers, antenna mounts, solar panel mounts, wind turbine towers, boat trailers, etc. | |
| Certification | Approved by ISO 9001, CE | |
| Packaging | Standard seaworthy packing, or as requested | |
*Condition of Delivery: HR – Hot Rolled, CR – Cold Rolled, A – Annealed, PO – Pickled and Oiled, GI – Galvanized
*Testing Method: CCA – Chemical Composition Analysis, MPT – Mechanical Properties Testing, CST – Coating Surface Testing, SST – Salt Spray Testing, MA – Metallographic Analysis, NDT – Non-Destructive Testing
Material Specifications
Chemical Composition
| Steel Grade | Quality Grade | C % (≤) | Si % (≤) | Mn % (≤) | P % (≤) | S % (≤) |
|---|---|---|---|---|---|---|
| Q235 | Q235A | 0.22 | 0.35 | 1.4 | 0.045 | 0.05 |
| Q235 | Q235B | 0.2 | 0.35 | 1.4 | 0.045 | 0.045 |
| Q235 | Q235C | 0.17 | 0.35 | 1.4 | 0.04 | 0.04 |
| Q235 | Q235D | 0.17 | 0.35 | 1.4 | 0.035 | 0.035 |
*According to GB/T 700-2006.
Mechanical Properties
| Thickness (mm) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Impact Absorbed Energy KV2 (J) |
|---|---|---|---|---|
| ≤16 | 370-500 | ≥235 | ≥26 | ≥27 |
| >16 ~ 40 | 370-500 | ≥225 | ||
| >40 ~ 60 | 370-500 | ≥215 | ≥25 | |
| >60 ~ 100 | 370-500 | ≥215 | ≥24 | |
| >100 ~ 150 | 370-500 | ≥195 | ≥22 | |
| >150 ~ 200 | 370-500 | ≥185 | ≥21 |
*According to GB/T 700-2006. Test temperatures of Impact Absorbed Eenergy are 20℃, 0℃, -20℃.
Why Choose Us
Consistent Quality
We address your primary coating quality concerns with Q235 galvanized steel sheets/plates — such as coating uniformity, potential missed spots, and coating adhesion — through continuous hot-dip galvanizing processes & strict control of temperature and timing, non-destructive thickness testing with magnetic gauges, and multi-step-pre-treatment, including acid cleaning and surface preparation, to ensure consistent performance, corrosion resistance, and long-lasting durability across various environments.
Precise Dimensions
We guarantee the dimensional accuracy of our Q2235 galvanized steel sheets/plates, maintaining tight tolerances within ±0.01mm through precision equipment and ISO 9001-certified processes. Every batch undergoes 100% inspection, with zero deviation complaints in the past 5 years. We ensure smooth project execution without installation delays.
Stable Supply
We have 3 factories with a combined annual capacity of over 500,000 tons. In the event of any unforeseen circumstances, we can coordinate across factories to ensure stable production and on-time delivery.
Stable & Competitive Pricing
We maintain upstream raw material suppliers with price-lock agreements in place to effectively manage material cost fluctuations. Also, considering that our clients may face pressure from market changes, we will try our best to offer reasonable discounts to both new and existing clients.
Secure Packaging & Shipping
Packaging can be customized according to your requirements. We provide transparent, real-time photos of the packaging and loading process for your verification. You can also choose your trusted freight forwarder for transportation to ensure the entire logistics process is secure and reliable.
About Us
Founded in 1999, SteelPRO Group operates three factories with a combined annual production capacity of over 500,000 tons. We specialize in manufacturing a wide range of steel products, including round steel, profiles, plates, and pipes. Our portfolio encompasses low-alloy structural steel, tool steel, special steel, and more.
With strict adherence to global standards such as GB, ASTM, DIN, EN, and JIS, we ensure high-quality products, including heat-treated, machined, and prestressed steel. Our solutions are trusted by customers in diverse industries, and we proudly export to different countries across Europe, North America, and Asia.
At SteelPRO, we are dedicated to delivering tailored steel solutions and growing alongside our dear clients.
Certification
FAQ
What are your prices?
Our prices are subject to change depending on supply and market conditions. For an accurate and up-to-date quote, please contact our sales team directly.
Can you provide relevant documentation?
Yes, we can provide a wide range of documentation, including Certificates of Analysis/Conformance, Insurance, Certificates of Origin, and any other required export documents.
What is the average lead time?
As per mass production, the lead time is 5-20 days after:
1) we have received your deposit; 2) we have received your final confirmation on your orders.
If our lead time doesn’t meet your deadlines, please contact our sales directly in advance in case of any potential issues. We will try to accommodate your needs in all cases, and we are able to do so in most cases.
Can you provide free samples?
Yes, we can provide free samples for quality evaluation. However, shipping costs are generally covered by your company.
Can I visit your factory?
Of course! You are welcome to visit our factory. Please contact us in advance to arrange a convenient time for your visit, and we will gladly organize a tour and provide any necessary information to ensure a productive visit.
Our Service
SteelPRO Group – manufacturer and solution provider for special steel, offering multi-industry application solutions and customised services, 100% quality free, accompanying customers in their growth!
Our Quality Control
- Roundness
- Tolerance
- Microstructure
- Non-Destructive Testing
- Destructive Testing
- Process Control
Service Integration Processing
- Welding
- Metal Fabrication
- CNC Machining
- Lathe
- Forming
