hardox 400 china manufacturer manufacturer
Since it was established in 2000. Based on the domestic rich product resources and the great steel demand of the international market, our service has already spread many countries in Europe , America, Southeast Asia, Middle East, South America, Africa, etc, and we have won an outstanding reputation for its professional exporting steel products
What is the difference between Q345B steel and Q345A steel? HARDOX 400 china manufacturer, Q345B steel and Q345A steel have slight difference in chemical composition: Q345A steel: C ≤ 0.20, Mn ≤ 1.7, Si ≤ 0.55, P ≤ 0.045, S ≤ 0.045, V 0.02 ~ 0.15; Q345B steel: C ≤ 0.20, Mn ≤ 1.7, Si ≤ 0.55, P ≤ 0.040, S ≤ 0.040, V 0.02 ~ 0.15. The difference between Q345B steel and Q345A steel is mainly in A and B behind the steel grade, Q345A steel grade is not subject to impact; Q345B steel grade needs 20 ℃ room temperature impact test.
The advantages of HARDOX 400 china manufacturer, seamless steel pipe are high pressure resistance, good toughness, long pipe section and few joints It is widely used and the rolling technology of domestic steel mills is also very mature Compared with round steel, the weight of seamless steel pipe is lighter under the same strength Seamless steel pipe manufacturing ring parts, can improve the utilization of materials, simplify the manufacturing process, save materials and processing time Compared with the welded pipe, there is no weld on the outer surface of seamless steel pipe, and it has good compression resistance,HARDOX 400 china manufacturer.
Over the years, the company has strived for perfection, being well-received. By virtue of stable product performance, high-quality engineering effects and perfect service system, we have won the trust of many customers, and our engineering cases and after-sales service systems are spread all over the world. We regularly conduct quality tracking and return visits by phone and email, listen to customers' opinions, and continuously improve service quality.
The company has a group of mature steel plate production and processing line construction and production management experience. In addition, the company has professional and technical personnel. BBN steel is a modern enterprise integrating scientific research and development, production processing, sales and service. The company now has finance department, production department, sales team, technical department, quality control department, logistics department and after-sales service team. At the same time, it also adheres to international standards and adheres to the international line.
our company is leading supplier of API 5CT casing pipes in China. N80 oil casing pipes enjoy high size precision, good weld toughness, HARDOX 400 china manufacturer good extrusion resistance, easy quality control and low cost features. Welcome to our company to purchase HARDOX 400 china manufacturer API 5CT N80 and so on casing pipes.
