The company is committed to providing customers with high-quality and low-cost ASTM A572 steel steel products as the goal, striving to create value for customers as its own responsibility. With advanced Kaiping processing equipment and strong logistics distribution system, the company can meet the needs of customers at any time. The company has the advantages of astm A572 steel complete specifications, low price and fast distribution, With the service concept of keeping promise and valuing quality, it has won the trust and unanimous praise of the majority of users. The scale and strength of the enterprise is in the forefront of domestic metal material business units.
One Stop Steel Head Forming and Shell Rolling service: No matter what your pressure vessel component requirements are, BBN steel has your solution. The fact is, our experienced professionals have the most extensive one-stop head forming and shell rolling capabilities in China.
The company has always been adhering to the business philosophy of "integrity-based, responsibility oriented, quality first, reputation first" and is committed to building a world-class steel materials and service provider. We will continue to work hard to carry forward the enterprise tenet of "quality is the life of the enterprise, survival by quality, development by reputation", and become an enterprise with strong vitality! We always keep it in mind that profit is important to enterprises. But what counts more is social responsibility.
Aging treatment: in order to eliminate the change of size and shape of precision measuring tools or molds and parts in long-term use, often after low temperature tempering (low temperature tempering temperature 150-250℃) before finishing, the astm a572 steel workpiece is reheated to 100-150℃ and kept for 5-20 hours. This is the treatment of stable precision parts quality, known as aging. Aging treatment of steel components under low temperature or dynamic load is particularly important to eliminate residual stress and stabilize steel structure and size.
