What is Q235B steel?
The Q235B steel plate stands out as a versatile low carbon steel, recognized under the national standard GB/T 700-2006 for 'Carbon Structural Steel.' As one of the most prevalent steel options in China, the Q235B steel is celebrated for its affordability and adaptability. It is an ideal choice for products that do not demand high-performance characteristics, making it a popular selection across numerous industries.
The difference between Q235A and Q235B.
The distinction between Q235A and Q235B steels lies within the realm of carbon steels. According to the national standard GB700-88, the primary differentiation is rooted in the carbon content. Q235A features a carbon content range of 0.14-0.22%, setting it apart from its counterpart, Q235B.
Typically, steel mills imprint the identification plates with vital information before the profiles leave the factory. This allows users to ascertain whether the material is Q235A, Q235B, or other variants. The design pressure is P≤1.6MPa, suitable for temperatures ranging from 0 to 350ºC, and accommodates a steel plate thickness of at least 20mm.
The Application of Q235B Steel
Renowned for its robust functionality, Q235B steel is extensively employed in the realm of civil engineering. It is a cornerstone material for constructing industrial and residential frameworks, as well as power transmission towers. Moreover, it is integral to the development of equipment components, offshore platforms, oil and gas installations, automobile bridges, and a myriad of other structural applications.
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Our hot rolled steel selection includes Q235B, ss400, S235Jr, and S355jr, ensuring a comprehensive range for your diverse structural needs.We also offer a variety of other specifications including 1015, RSt37-2, USt37-2, St37-2, 40B, Fe360B, RSt360B, USt360B, Ст2пс, Ст2сп, Ст3пс, and Ст3сп.

With over 15 glorious years of expertise in manufacturing, we stand as a testament to Shanghai Baori Steel Industries Co., Ltd's enduring commitment to quality and innovation.
Shanghai Baori Steel Industries Co., Ltd
Renowned for our professionalism, efficiency, and exceptional service, we go beyond expectations to deliver excellence.
Driven by sincerity, we forge connections across the globe, ensuring trust and integrity in every interaction.
Our core business revolves around the meticulous manufacturing, processing, and distribution of high-quality silicon steel products. Our distinguished product range includes: Hot-dip aluminized steel coils and plates, stainless steel, galvanized steel, channel steel, rebar, pipes,and more.
Our remarkable journey is marked by more than 15 years of unparalleled manufacturing experience, combined with two decades of thriving in the domestic market. Equipped with a customizable production capacity, our facility boasts over 20 dedicated employees and spans an impressive area of more than 8,000 square meters, reaching an annual capacity of 100,000 tons.
Proudly serving as agents for industry giants such as Baosteel, Wisco, Shougang Group, Shagang, Ansteel, and Tisco. With an unrivaled supply chain and competitive pricing, we cater to diverse quality and pricing needs, extending our reach to clients worldwide across the Middle East, Africa, South America, Southeast Asia, Latin America, Europe, and beyond.



1. As a proud manufacturer, we boast an expansive inventory, empowering us to effortlessly fulfill your custom requirementswith rapid delivery, ensuring your projects stay on track.
2. As a company with unwavering integrity, we promise you a steady product supply, consistently stable prices, and unparalleled after-sales support,keeping your satisfaction at the forefront.
3. Our rigorous raw material selection and comprehensive quality assessment methods ensure an impressive 100% qualification rate for our exported goods, and we welcome any third-party inspections to verify our excellence before shipment.
4. Strategically located near the bustling port of Shanghai, we offer exceptionally competitive freight rates and expedited delivery,ensuring your products reach you swiftly and economically.
For the utmost convenience and efficiency in handling, our unit weight is kept below 4 tons.
* We employ a specialized 1-layer internal and external air anti-corrosion paper, ensuring unbeatable protection against environmental elements.
* To fortify each corner, we provide a reliable pair of internal and external paper angle protections.
* Each sheet is safeguarded with a comprehensive internal and external surrounding protection plate, giving you peace of mind against any potential damage.
* A robust pair of internal and external metal angle protection rings is included, enhancing protection and durability.
For unit weights equal to or exceeding 4 tons, we have tailored enhanced protective measures.
* A singular layer of internal and external dedicated air anti-corrosion paper is utilized, offering superior defensive barriers.
* An external buffering plate is strategically included to absorb any shocks or impacts during transit.
* Internal and external protection is further amplified with a pair of precision-engineered paper angle protectors.
* Enhanced by an internal and external surrounding protection plate, each unit is ensured maximum safeguarding.
* Reinforced by a pair of internal and external metal angle protection rings, adding a layer of resilience.
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.