Unveiling Q235B Steel: A Comprehensive Overview
Q235B steel plate emerges as a quintessential low carbon steel, meticulously defined under the esteemed national standard GB/T 700-2006, known as "Carbon Structural Steel." As one of China's most prevalent steel products, Q235B stands out for its remarkable affordability and versatility, seamlessly meeting the demands of a wide array of products that do not necessitate high-performance characteristics.
Discovering the Distinctions: Q235A vs. Q235B
Delving into the nuanced differences of Q235A and Q235B, these steels, both renowned carbon steels, are distinguished primarily by their carbon content as per the national standard GB700-88. Q235A is characterized by its carbon content range of 0.14-0.22%, setting the foundation for its unique material properties.
Typically, before departing the factory, steel mills meticulously mark finished profiles on identification plates, enabling users to discern whether the material is Q235A, Q235B, or another variant. Notably, these steels are designed to withstand a design pressure of P≤1.6MPa, operate efficiently within a temperature range of 0~350ºC, and feature a robust steel plate thickness of >=20mm.
The Versatile Applications of Q235B Steel
Q235B steel is a cornerstone in the domain of civil engineering solutions, offering unparalleled utility across a spectrum of applications. It serves as the backbone for constructing both industrial and residential facilities, contributes structural elements to power transmission towers, and is integral to equipment components, offshore structures, and oil and gas platforms. Furthermore, Q235B is instrumental in the fabrication of automobile bridges and a multitude of other vital structures.
Available For Stock:
Hot rolled steel (Q235B): The lineup includes Q235B, ss400, S235Jr, S355jr, ensuring a diverse selection for your project needs.Additional grades such as 1015, RSt37-2, USt37-2, St37-2, 40B, Fe360B, RSt360B, USt360B, Ст2пс, Ст2сп, Ст3пс, Ст3сп, are readily available to cater to specialized requirements.

With over 15 years of seasoned expertise in manufacturing, Shanghai Baori Steel Industries Co., Ltd stands as a beacon of quality and innovation in the steel industry.
Shanghai Baori Steel Industries Co., Ltd
We are lauded for our professional, efficient, and excellent service, ensuring customer satisfaction at every touchpoint.
Our guiding principle, 'Do things sincerely, connect the world', drives our commitment to integrity and global collaboration.
Our primary focus lies in the expert manufacturing, processing, and distribution of superior silicon steel products. Our main offerings encompass: Hot dip aluminized steel coil/plate, premium stainless steel, durable galvanized steel, channel steel, robust rebar, and versatile pipes,among others.
Drawing from an extensive background of 15+ years of manufacturing experience and two decades in the domestic market, we offer bespoke production capabilities. Our facility, manned by over 20 skilled employees, sprawls over an impressive 8,000 square meters and boasts an annual production capacity reaching 100,000 tons.
In our role as a trusted agent, we represent renowned steel giants such as Baosteel, Wisco, Shougang Group, Shagang, Ansteel, and Tisco among others. Our robust supply chain ensures competitive pricing and varying quality levels to meet diverse client needs. Our customer base spans globally, extending into the Middle East, Africa, South America, Southeast Asia, Latin America, and Europe.



1. As a committed manufacturer, we boast a substantial inventory, empowering us to fulfill your bespoke customization requests with exceptional speed and efficiency.
2. Renowned for our reliability, we offer a consistent supply of products, along with stable pricing and outstanding after-sales support.
3. Our rigorous raw material screening and stringent quality testing ensure that all exported products maintain a 100% qualification rate. We welcome independent third-party inspections prior to shipping for your peace of mind.
4. Our strategic proximity to the Shanghai port guarantees incredibly affordable and rapid delivery.
For units with a weight less than 4 tons, we ensure optimal safety and protection during transit.
* Equipped with a single layer of specialized internal and external anti-corrosion air paper for enhanced durability.
* Each package is fortified with one pair of internal and external paper angle protection for comprehensive corner security.
* A single internal and external surrounding protection plate is included to safeguard against impacts.
* Reinforced with a pair of internal and external metal angle protection rings, ensuring maximum structural integrity.
For units weighing 4 tons or more, our packaging is tailored for superior endurance and reliability.
* Features a layer of dedicated air anti-corrosion paper, applied both internally and externally, to combat rust and environmental factors.
* Includes an external buffering plate, providing an additional layer of cushioning during handling and transportation.
* Each unit is secured with one pair of internal and external paper angle protection to prevent edge damage effectively.
* Incorporates a robust internal and external surrounding protection plate for enhanced resistance against potential disruptions.
* Comes with a pair of internal and external metal angle protection rings, offering unparalleled support and stability.
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.