During the construction of hot-dip A709 Gr 100W bridge steel plate galvanized pipe, the correct welding process shall be adopted, the inspection and acceptance shall be carried out in strict accordance with the specification, and the anti-corrosion treatm
Based on the principle of quality and respect for customers, BBNsteel maintains good cooperative relations with customers in home and abroad. With modern management, high-quality products, reasonable prices and comprehensive after-sales service, we provid
The difference between A588 Gr B HSLA steel plate, hot rolled sheet and cold rolled sheet: hot rolled sheet has low hardness, easy processing and good ductility. The cold-rolled sheet has high hardness and relatively difficult processing, but it is not ea
A709 Gr 50W low alloy steel sheet Visual InspectionUpon completion of all the foregoing tests, the pressure in the tank shall be released and a thorough visual inspection shall be made of both the inside and outside of the tank, giving particular attentio
Heat treatment is a very important process to improve the performance of A514 Gr P high strength steel plate etc. metal materials. The process of heating, heat preservation and cooling the steel in solid state to obtain the required structure and properti
Grade EH36 marine steel: E is the quality grade E, H is the high-strength building material, 36 is the maximum compression, and Z is the Z-direction stretching. Grade EH36 structural steel for high-strength hull refers to the steel used for manufacturing
Hot Rolled Plates Products Testing BBN STEEL can supply many tests and analysis done to examine them before and after the manufacturing. As the A514 grade Q quenched and tempered steel raw material is fetched by us the steel undergoes vacuum treatment, pr
Compared with thick steel plates, ASTM A573 CS steel carbon plate, thin steel plates have many obvious advantages in steel plate processing and use. It is precisely these advantages of thin steel plates that make them more and more popular in various indu
Hot-rolled steel sheet / cold-rolled steel sheet: Steel ingots or slabs are difficult to deform at normal temperature and difficult to process. They need to be heated to 1100 ° C to 1250 ° C for rolling. This ASTM A709 bridge steel plate r
Our company has A572 grade 65 high strength steel strong technical force, complete production equipment, advanced production technology, perfect testing methods, and high quality. It has a Class D (Class I and Class II pressure vessel) manufacturing licen
The large diameter cold drawn seamless steel pipe is a steel pipe with an outer diameter of more than 1000mm. The large diameter seamless steel pipe is made of steel ingot or solid billet through perforation and then hot rolling, cold rolling or cold draw
Welded pipe, also known as welded steel pipe, refers to the steel pipe made of steel plate or strip steel after crimping and forming, with a fixed length of 6 meters. The production process of welded steel pipe is simple, the production efficiency is high
Compared with the traditional seamless steel pipe, alloy seamless pipe has better performance in all aspects. Because of the addition of various metal elements in the manufacturing, the overall strength of the alloy seamless pipe is larger, stronger and d
After adding a small amount of niobium, vanadium and titanium to A709 grade HPS100W bridge steel plate etc. steel, it is combined with the controlled rolling process to control the precipitation behavior of microalloying elements to achieve the purpose of
The difference between Q195 steel and 20# steel: A709 Gr 50 carbon steel plate, Q195 steel is ordinary carbon structural steel, in which alloy elements are not specially added, and it is mainly used for construction and engineering structures. Q195 steel
The main component of A709 Gr 50W bridge steel plate manganese plate is manganese, which is a relatively powerful element type, and plays a more important role in long-term development and continuous use. The main characteristics of manganese plates are h
Last year, the technicians in the automation department of BBN STEEL closely combined the needs of the production line, based on the big data platform. It has successively developed more than 10 industrial software such as intelligent boiler combustion sy
The cold working performance of ASTM A573 carbon steel plate and so on steel structure engineering steel is good, which can ensure that the steel will not crack or brittle fracture during high-temperature processing, and will not have a great impact on st
The company attaches great importance to systematic management, and has passed the ASTM A709 carbon steel plate ISO9001 quality management system, ISO14001 environmental management system, OHSAS18001 occupational health and safety management system, and I
A588 grade A high strength steel, Q345 and Q345B are steel numbers. The differences are as follows:1. Q345 is general and does not indicate the quality level; Q345B is clear and the quality level is B.2. Q345 does not require to inspect the impact perform
We cooperated with the Peruvian government for many years. And supply them large diameter steel pipes and pipe fittings to support their Hydropower Station Projects. We do 100% UT, RT, Hydraulic test and so on tests for the A572 Gr 42 ms steel coil steel
The selection principle of steel plate for high-rise building is: it can not only make the structure safe and reliable, but also can save steel and reduce the cost. Different use conditions should have different quality requirements. In terms of the mecha
Rolling steel is the process of pressing to change the shape of the ingot and billet between the rotating rolls. The so-called steel rolling process is a combination of a series of steel rolling processes. The entire rolling production process is always c
Q460C application: It is a material used for stamping of high-demand products such as auto parts and electrical parts, with high tensile strength and good toughness. Various cold punching dies and tools with complex shapes and heavy working conditions, su
The largest crane in the world, the SGC-250, uses the power of A572 grade 55 CS steel carbon plate, high-strength steel to deliver unprecedented lifting capacity. Designed and built by Belgium-based heavy lifting powerhouse Sarens, it is called the SGC-25