Chinese manufacturer steel rebar high quality
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 19865 m.t./month
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Specification
Although rebar has ridges that bind it mechanically to the concrete with friction, it can still be pulled out of the
concrete under high stresses, an occurrence that often precedes a larger-scale collapse of the structure. To prevent
such a failure, rebar is either deeply embedded into adjacent structural members, or bent and hooked at the ends to
lock it around the concrete and other rebars. This first approach increases the friction locking the bar into place while
the second makes use of the high compressive strength of concrete
Most grades of steel used in rebar cannot accept welding; such as, to adjacent steel plates or as means to
bind single pieces of rebar together. However, special grades of rebar steel and welding rods make welding
by expert welders possible.
Our Advantage:
High quality steel products from 1 class mills in China
Reasonable price
Professionalism of the products
On-time delivery
Complete documents and certificates
Sincere service to meet our clients' requirements
Product Description :
Chemical composition (%): | Steel | C | Si | Mn | P | S | Ceq | ||||
HRB335 |
0.25 |
0.80 |
1.60 |
0.045 |
0.045 | 0.52 | |||||
HRB400 | 0.54 | ||||||||||
HRB500 | 0.55 | ||||||||||
Mechanical properties | Steel | Rel/ MPa | Rm/ MPa | A/ % | Agt/ % | ||||||
≥ | |||||||||||
HRB335 | 335 | 455 | 17 |
7.5 | |||||||
HRB400 | 400 | 540 | 16 | ||||||||
HRB500 | 500 | 630 | 15 | ||||||||
Package: | Standard export packing or as customer's request | ||||||||||
Application: | Construction, building, bridge, road. ect | ||||||||||
Payment terms | 1).100% irrevocable L/C at sight. | ||||||||||
Delivery time | 15-30 days after receipt of L/C or deposit by T/T | ||||||||||
Features
1、Pure steel quality, stable chemical contents, small tolerance.
2、Constant Quality, good drawing performance.
3、High dimension accuracy degree, accuracy degree of Level C up to 80%, smooth surface, less scale, easy to be pickled.
4、Automatic bundling with 4 lines by Machine in tidy and good looks
5、Big high quality percentage, small coil percentage, and heavy coil weight for Hard Coil.
6、High sorbitizing percentage.
Packing:
In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.
Our service
(1) We cooperate with famous factories with advanced equipment and well trained workers.
(2) We can provide factory price with trading company service.
(3) We continuously work on the improvement of our processes, guaranteeing consistently high standards
of quality to keep none compensation.
(4) We guarantee 24 hours response and 48 hours solution providing service.
(5) We accept small order quantity before formal cooperation.
(6) We deliver the agreed quality at the agreed time, reacting to changes in customer wishes in a flexible way.
(7) Due to our volume and selling power, we have excellent freight rates with shipping lines.
(8) We strive to always be fair and honest in our dealings with customers.
(9) We strive to work together with customers to achieve much more than we can achieve alone.
(10) Through our passion and commitment we aim to be a market leader in all our key markets. To maintain
our position as market leader we must continue to add value in all that we do.
FAQ:
1.Q: What's your MOQ(minimum order quantity)?
A: One full container, mixed acceptable .
2. Q: What's your packing methods?
A: Packed in bundle or bulk ..
3. Q: How can I buy CNBM products in my country?
A:Please send us an inquiry or email ,we will reply to you if there is distributor in your country
4. Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
5. Q: How long does it take to get the product if i place an order?
A:With the process of your requirements,we will pack and deliver in 3-7 days. If it is by sea shipment,it will take 15-45 days depending on different locations
- Q: What are the guidelines for proper handling and disposal of steel rebars on construction sites?
- The guidelines for proper handling and disposal of steel rebars on construction sites are as follows: 1. Handling: - Wear appropriate personal protective equipment (PPE) such as gloves and safety glasses when handling steel rebars. - Lift and carry rebars properly using your legs and not your back to prevent injuries. - Do not throw or drop rebars as this can cause damage to the surrounding area and potentially harm workers. 2. Storage: - Store rebars in a designated area that is easily accessible and away from traffic or other hazards. - Stack rebars vertically to prevent them from rolling or falling. - Use racks or shelves to organize rebars and prevent them from getting tangled or damaged. 3. Disposal: - Rebars that are damaged or have reached the end of their usable life should be disposed of properly. - Contact local waste management authorities to determine the specific disposal requirements for steel rebars in your area. - If recycling is available, consider sending the rebars to a recycling facility to reduce waste and promote sustainability. - Do not dispose of steel rebars in regular trash bins or open areas, as they can pose a safety hazard. 4. Transportation: - When moving rebars within the construction site or transporting them to another location, secure them properly to prevent them from falling off the vehicle or causing damage. - Use appropriate vehicles such as trucks or trailers with sufficient tie-down points to ensure proper transportation. 5. Training and Communication: - Ensure that all workers involved in handling and disposal of steel rebars are properly trained on the guidelines and safety procedures. - Clearly communicate the guidelines to all workers, including subcontractors or temporary workers, to ensure consistent adherence to the rules. - Regularly review and update the guidelines as necessary to address any evolving safety concerns or regulatory changes. By following these guidelines, construction sites can promote a safe and organized working environment while ensuring proper handling and disposal of steel rebars.
- Q: What is the difference between hot-rolled and cold-worked steel rebars?
- Hot-rolled steel rebars are produced by heating the steel billet to high temperatures and then passing it through rollers to shape and form it. This process results in rebars with a rough surface and varying dimensions. On the other hand, cold-worked steel rebars are produced by subjecting the hot-rolled rebars to a process called cold working, which involves further shaping and sizing by passing them through dies or rollers at room temperature. This process results in rebars with a smoother surface, tighter dimensional tolerances, and increased strength.
- Q: What is the role of steel rebars in column and beam construction?
- Steel rebars play a crucial role in column and beam construction as they provide reinforcement and strength to the structure. They are used to enhance the load-bearing capacity, resist tensile forces, and prevent cracking or failure due to external pressures. By reinforcing the concrete, rebars ensure stability, durability, and structural integrity, making them essential components in the construction of columns and beams.
- Q: Can the thread steel of the steel platform of the fixed unloading platform not work?
- The cantilever beam end should set the wire rope or steel rod with a layer of building structure of cable-stayed suspension type steel each node. The rings of wire rope and building structure Rachel should use HPB300 grade steel, its diameter should not be less than 22mm, the rings embedded anchor reinforcement anchorage length should be specified in accordance with current national standard "code for design of concrete structures" in GB50010.
- Q: How are steel rebars anchored into existing concrete?
- Steel rebars are commonly used to reinforce existing concrete structures. The process of anchoring steel rebars into existing concrete involves several steps. First, the concrete surface needs to be prepared. This typically involves cleaning the area where the rebar will be anchored to remove any dirt, debris, or loose concrete. The surface may also need to be roughened to provide better adhesion. Once the surface is prepared, a bonding agent such as epoxy or a cementitious grout is applied. This bonding agent helps to create a strong bond between the rebar and the concrete. Next, the steel rebar is positioned and inserted into the prepared area. The length of the rebar that is inserted into the concrete depends on the required anchorage depth and the design specifications. The rebar should be positioned at the correct depth and aligned according to the structural requirements. To ensure proper anchorage, the rebar is often bent or hooked at the end. This helps to prevent the rebar from pulling out of the concrete under tension or other external forces. Finally, the bonding agent is left to cure according to the manufacturer's instructions. This allows the bonding agent to harden and form a strong bond between the rebar and the concrete. It is important to note that the exact method of anchoring steel rebars into existing concrete may vary depending on the specific application and design requirements. In some cases, additional reinforcement methods such as mechanical anchors or post-installed anchors may be used to enhance the anchorage strength. Professional expertise and adherence to engineering guidelines are crucial to ensure the proper and safe anchoring of steel rebars into existing concrete structures.
- Q: Can steel rebars be used in renovation or retrofitting projects?
- Yes, steel rebars can definitely be used in renovation or retrofitting projects. Steel rebars are commonly used in construction to reinforce concrete structures, and they can also be used in renovation projects to strengthen existing structures. When renovating or retrofitting a building, it is often necessary to reinforce the existing structure to meet modern building codes or to support additional loads. Steel rebars can be used to strengthen walls, columns, beams, or slabs by adding additional reinforcement to the concrete. By incorporating steel rebars into a renovation project, the structural integrity of the building can be improved, ensuring its safety and longevity.
- Q: What are the different methods of joining steel rebars in a structure?
- There are several methods for joining steel rebars in a structure, such as lap splicing, mechanical splicing, and welded splicing. Lap splicing involves overlapping the rebars and tying them together with wire or steel ties. Mechanical splicing uses mechanical devices like couplers or sleeves to connect the rebars together. Welded splicing involves welding the rebars together using heat and pressure to create a strong bond. Each method has its advantages and is used based on the specific requirements of the structure and the engineer's recommendations.
- Q: Can steel rebars be prefabricated off-site?
- Yes, steel rebars can be prefabricated off-site. Prefabrication involves manufacturing and assembling components, including rebars, in a controlled environment away from the construction site. This method offers numerous advantages, such as improved quality control, reduced construction time, and increased efficiency. Prefabricated steel rebars can be customized, cut, bent, and welded to meet specific project requirements before being transported to the construction site for installation.
- Q: Can steel rebars be used in bridge construction projects?
- Yes, steel rebars can be used in bridge construction projects. They provide strength and reinforcement to the concrete used in bridge construction, making it more durable and capable of withstanding heavy loads and forces.
- Q: Are steel rebars resistant to chemical attacks?
- The resistance of steel rebars to chemical attacks may vary depending on the specific chemicals they encounter, although they are typically resistant. Steel rebars are primarily composed of carbon steel, renowned for its exceptional strength and durability. Carbon steel exhibits good resistance to numerous common chemicals, including water, mild acids, and alkalis. Nevertheless, certain chemicals can pose a threat to steel rebars by inducing corrosion or deterioration. For instance, powerful acids like sulfuric acid or hydrochloric acid can swiftly corrode steel rebars. Furthermore, exposure to chlorides, such as those present in saltwater or deicing salts, can heighten the risk of corrosion in steel rebars. To bolster the resistance of steel rebars against chemical attacks, several protective measures can be implemented. One prevalent approach involves the application of protective coatings, such as epoxy or zinc, onto the rebars. These coatings create a barrier between the steel and the chemicals, preventing direct contact and reducing the likelihood of corrosion. In conclusion, although steel rebars generally exhibit resistance to chemical attacks, their resistance can be influenced by the specific chemicals they encounter. By implementing appropriate protective measures, their resistance can be enhanced, thus prolonging their lifespan in environments where chemical exposure is a concern.
Send your message to us
Chinese manufacturer steel rebar high quality
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 19865 m.t./month
OKorder Service Pledge
OKorder Financial Service
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