What is Q235B steel? Unveiling the hallmark of quality in carbon steel, Q235B steel represents a synthesis of affordability and versatility, making it a staple in China's steel industry for countless applications.
Q235B steel plate, a quintessential low carbon steel, finds its roots in the national GB/T 700-2006 standard, 'Carbon Structural Steel.' As one of China's most prevalent steel products, Q235B offers an economical solution for a myriad of applications that do not demand high performance, thereby providing a cost-effective choice for diverse industries.
The difference between Q235A and Q235B: A Comparative Analysis of Carbon Steels
Exploring the distinction between Q235A and Q235B, both variants fall under the category of carbon steels. According to the national standard GB700-88, the differentiation lies primarily in the variance of carbon content. Q235A boasts a carbon content ranging from 0.14% to 0.22%, offering distinct characteristics suitable for specific applications.
Under routine circumstances, steel mills meticulously mark finished profiles on identification plates prior to dispatch. This ensures users can accurately determine whether the material is Q235A, Q235B, or another specification. Engineered for design pressures up to 1.6MPa and operational temperatures between 0 to 350ºC, these plates are ideal for applications requiring thicknesses of 20mm or more.
The Application of Q235B Steel: Revolutionizing Structural Solutions
Renowned for its adaptability, the Q235B steel grade is extensively utilized in civil engineering projects. Its versatility allows for the creation of robust steel structures integral to industrial and residential buildings, power transmission towers, cutting-edge equipment, offshore installations, oil and gas platforms, as well as automotive bridges and other vital infrastructures.
Available For Stock: Exceptional Range of Hot Rolled Steel (Q235B) Options
Hot rolled steel (Q235B): Discover a comprehensive selection of high-quality steel grades including Q235B, SS400, S235JR, and S355JR, each meticulously crafted to meet your project requirements.Our extensive inventory also features internationally recognized grades such as 1015, RSt37-2, USt37-2, St37-2, 40B, Fe360B, RSt360B, USt360B, Ст2пс, Ст2сп, Ст3пс, and Ст3сп, ensuring you have access to the ideal material for any application.

15+ Years of Unmatched Manufacturing Experience
Shanghai Baori Steel Industries Co., Ltd.
Professional, Efficient, and Exceptional Service
Act with Integrity, Connect the World
Our core business revolves around the manufacturing, processing, and distribution of superior silicon steel products. Our primary product offerings include: Hot dip aluminized steel coil/plate, stainless steel, galvanized steel, channel steel, rebar, and pipeamong others.
We proudly boast 15+ years of pioneering manufacturing experience and 20 years of dominance in the domestic market. Our bespoke production capabilities are supported by a skilled workforce of over 20 employees and a vast factory spanning more than 8,000 square meters. Our annual production capacity reaches an impressive 100,000 Tons.
We are privileged to be agents for industry giants such as Baosteel, Wisco, Shougang Group, Shagang, An Steel, and Tisco among others. Our robust supply chain and competitive pricing ensure that we meet diverse quality and price level requirements. Today, our esteemed clientele spans the globe, including regions in the Middle East, Africa, South America, Southeast Asia, Latin America, Europe, and beyond.



1. As a leading manufacturer with a vast repository of inventory, we are exceptionally equipped to cater to your personalization requirements, ensuring rapid delivery tailored to your needs.
2. As a manufacturer you can trust, we offer consistent and reliable product supply, maintain competitive pricing, and provide impeccable after-sales servicethat stands out.
3. Our stringent and comprehensive raw material selection standards and quality testing procedures ensure a 100% qualification rate for our exported products, with openness to third-party inspections prior to shipping.
4. Strategically located near the port of Shanghai, our shipping costs are remarkably low and delivery times are impressively swift.
Crafted with precision, each unit boasts a weight of less than 4 Tons, ensuring ease of handling and versatility.
* Equipped with specially designed internal and external air anti-corrosion paper: 1 protective layer to guard against environmental factors.
* Featuring internal and external paper angle protection: 1 pair each, providing comprehensive safeguarding for stability.
* Includes an internal and external surrounding protection plate: 1 piece, reinforcing structural integrity.
* Enhanced with internal and external metal angle protection rings: 1 pair each, ensuring robust protection from all angles.
For units weighing 4 Tons or more, remarkable durability and strength are key characteristics.
* Outfitted with internal and external dedicated air anti-corrosion paper: 1 layer, delivering superior resistance to corrosion.
* Complemented by an external buffering plate: 1 piece, designed to absorb impacts and enhance security.
* Constructed with internal and external paper angle protection: 1 pair each, offering exceptional reinforcement and damage prevention.
* Encompasses internal and external surrounding protection plates: 1 piece, supporting structural fortitude.
* Completed with internal and external metal angle protection rings: 1 pair, presenting a robust barrier to potential damages.
Q1: How many countries you already exported?
A1: We have already exported to several countries like America,Australia,South Africa,Pakistan, India,Japan,Russia,Saudi Arabia,Brazil,etc.
Q2: How long will it take to execute my order?
A2: Once we get your order,We will proceed ASAP.The production time within 7 days.
Q3 Can I get a sample for testing?
A3: Free samples.
Q4 Do you have inspection for the products before packing?
A4: 100% self-inspection for the products, we put the quality as our first priority.
Q5 Can I visit to your factory before the order?
A5: Sure, We take our customers seriously, welcome to visit our factory.