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Rebar

Rebar is the common name for hot rolled ribbed steel bars. The grade of ordinary hot-rolled steel bar is composed ofHRB and the minimum yield point of the grade. H, R, and B are the first letters of the three words Hotrolled, Ribbed.and Bars respectively. Hot-rolled ribbed steel bars are divided into three grades: Grade II HRB335 (the old grade is 20MnSi), Grade IIlHRB400 (the old grades are 20MnSiV,20MnSiNb, 20Mnti), and Grade IV HRB500.

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Steel Rebar

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Steel bars are as important as human bones in construction projects. There are various types of steel bars, such as hot-rolled steel bars, cold-rolled steel bars, etc. Different types of steel bars have different characteristics, just like people with different personalities are suitable for different jobs. Hot rolled steel bars have high strength and good plasticity, and are widely used in building structures.
In terms of specifications, they range from a diameter of 6 millimeters to 50 millimeters. This is like wearing clothes in different sizes and selecting appropriate specifications of steel bars for different building components based on their stress requirements. If small-sized steel bars are used on large beams and columns that need to withstand enormous pressure, it is like letting children bear the heavy workload of adults, which will inevitably be unbearable.
Grade is also a key attribute of steel bars, divided into different grades such as HPB300, HRB400, etc. The higher the level, the higher the performance indicators such as yield strength of the steel bars. This is like upgrading in a game, where higher-level steel bars have stronger "combat power" in buildings, which can better ensure the safety of building structures.
The quantity is determined according to the specific requirements of the architectural design. Designers are like conductors, accurately calculating the required amount of steel bars at each location. Having one more or one less is not enough. Having too many is a waste of materials, while having too few will affect the stability of the building structure. Just like a symphony orchestra, the number of each instrument is carefully arranged, and having too few will affect the overall performance effect.
Derivative comments:
-Hot rolled steel bars: Steel bars produced through the hot rolling process, in which the steel billet is heated to a certain temperature and then rolled. This process gives steel bars good toughness and processability.
-Cold rolled steel bars: Steel bars are rolled at room temperature. Compared to hot-rolled steel bars, they have higher strength but slightly lower toughness. They are commonly used in specific building parts that require higher strength.
-HPB300: It is a hot-rolled round steel bar with a yield strength standard value of 300MPa, mainly used for load-bearing bars, stirrups, etc. in plates.
-HRB400: Hot rolled ribbed steel bar with a standard yield strength of 400MPa, widely used in various types of building structures as the main load-bearing components such as beams and columns.

Product Name	Rebar
Diameter	6.0mm-50mm
Length	Coil or customized
Material	HPB355,HRB400E,HEB500E,GR40,GR60,CA40,CA50,ASTM A615, B500A,B500B,B500C
Surface	Black skin,Oiling，galvanized，Epoxy coating,etc
Technique	Hot rolling
Application	It has been widely used in long-span buildings, bridges, high-rise buildings and other projects.
Standard	GB,GOST,ASTM,AISI,JIS,BS,DIN,EN
Delivery time	Within 7-15 workdays after receiving deposit or L/C
Export packing	Waterproof paper, and steel strip packed. Standard Export Seaworthy Package.Suit for all kinds of transport,or as required
Payment	T/T L/C, Western Union etc.
MOQ	25tons

Chemical composition

C	Si	Mn	P	S
≤0.25%	≤0.80%	≤1.6%	≤0.045%	≤0.045%

Mechanical properties

Yield strength（MPa）	Tensile strength（MPa）	Elongation after fracture（%）
≤400	≤540	≤16

Application scenarios

1. Construction engineering: Steel reinforcement is widely used in construction engineering, such as beams, columns, slabs, walls, etc. in concrete structures, as well as reinforced concrete prefabricated components, tunnels, bridges, water conservancy projects, subways, etc.
2. Transportation: In the transportation industry, steel bars are used to manufacture building structures such as vehicles, railway tracks, bridges, and tunnels, as well as to manufacture oil and gas pipelines and offshore platforms in marine engineering.
3. Metallurgical industry: Steel bars are also widely used in the metallurgical industry, such as manufacturing equipment for steelmaking furnaces, blast furnaces, as well as molds, rollers, bearings, and other components in casting, rolling, and drawing processes.
4. Petrochemical industry: In the petrochemical industry, steel bars are used to manufacture oil and gas storage tanks, petrochemical equipment, chemical pipelines, etc.

PACKING & SHIPPING

We process customer orders and deliver within 3-5 days. Customize special products according to actual conditions and arrange delivery within 7-30 days to meet customers' urgent needs.Dongte Steel is also the only company that promises to recycle unqualified products.

ABOUT US

Dongte (China) Metal Products Sales Co., Ltd. is a large enterprise integrating production and sales (international export). The factory covers an area of 30,000 square meters.Convenient sea, land and air transportation.We have complete testing equipment and strong technical force. The company has advanced production equipment, equipped with key equipment such as pressing machines, large heat treatment furnaces, beveling machines, sawing machines, large sandblasting machines, and various testing instruments. The annual export volume of steel products exceeds 15 million tons. The company has passed ISO9001 international quality management system certification and obtained 8 quality system certifications including provincial enterprise letter of credit, enterprise credit certificate, quality service certificate, and integrity management demonstration unit. Main products: dozens of products such as carbon steel rods, steel bars, angle grooves, I-beams, and hundreds of steel materials. Our company has the most advanced production equipment to ensure the most favorable product quality. In recent years, the company has always occupied the market with high-quality products. At the same time, it has established long-term friendly cooperative relations with major domestic and foreign steel plants such as Baosteel, Taiyuan Iron and Steel, Posco Steel, etc., and provides customers with high-quality products and services conveniently and quickly. The products are sold all over the country, including Southeast Asia, Central Asia, North Africa, South America and other regions. The company's business philosophy: Win users with integrity, win the market with quality products, win reputation with service, and eventually become lifelong friends of cooperation.

Every order we place, we will follow up on time. Ensure timely and safe delivery to customers. And constantly listen to customers’ opinions and suggestions to reassure customers.

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FAQ

Q1:Can you send samples?

A:Of course, we can provide customers with free samples and express shipping service to all over of the world.

Q2:What product information do I need to provide?

A:Please kindly provide the grade, width, thickness, surface treatment requirement should you have and quantities you need to purchase.

Q3:It's my first time to import steel products, can you help me with it?

A:Sure,we have agent to arrange the shipment, we will do it together with you.

Q4:Do you have any MOQ limit for products order?

A:Our minimum order quantity is 25 tons.

Q5:What ports of shipment are there?

A:Under normal circumstances, we ship from Shanghai, Tianjin, Qingdao, Ningbo ports, you can specify other ports according to your needs.

Q6:What is your terms of payment ?

A:Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment or based on BL copy or LC at sight.

Steel Rebar