Saudi Jeddah Makka Madina Steel Rebars Different Sizes
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
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Item specifice
Standard:
ASTM,AISI,JIS,API,EN,DIN,BS,GB
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring
Shape:
U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Polished,Bright,Black,PVDF Coated,Chromed Passivation
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL
Thickness:
8-32
Length:
12
Net Weight:
10
Saudi Jeddah Makka Madina Steel Rebars Different Sizes
Details of the Saudi Jeddah Makka Madina Steel Rebars Different Sizes
| Standard & Grade: | GB1499-98 : HRB335,HRB400,HRB500 |
| BS4449-1997 : GR460,GR500 | |
| CAN/CSA-G30.18-M92 : 400W | |
| ASTM A615 : Gr.40, Gr.60 | |
| Diameter: | 6mm;8mm;10mm;12mm;14mm;16mm;18mm;20mm;22mm;25mm;28mm;30mm;32mm;35mm;40mm |
| Length: | 6m,9m,12m |
| Packing: | Bundle packing |
| Origin: | China |
| Application: | Construction,Road,Machinery processing,Welding fields. |
| Delivery time: | 10-25 days |
| Shipment: | By bulk vessel or Container |
| Documents: | Mill Test Certificate,Commercial Invoice,Packing List,Certificate of Origin |
Company Introduction of the Saudi Jeddah Makka Madina Steel Rebars Different Sizes
CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.
With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.
Packaging & Delivery of the Saudi Jeddah Makka Madina Steel Rebars Different Sizes
| Packaging Detail | Sea worthy packing /as per customer's packing instruction |
| Delivery Detail | 15 ~ 40 days after receiving the deposit |
FAQ
| Are you a trading company or manufacturer? | Manufacturer |
| What’s the MOQ? | 1000m2 |
| What’s your delivery time? | 15-20 days after downpayment received |
| Do you Accept OEM service? | Yes |
| what’s your delivery terms? | FOB/CFR/CIF |
| What's the Payment Terms? | 30% as deposit,70% before shipment by T/T |
| Western Union acceptable for small amount. | |
| L/C acceptable for large amount. | |
| Scrow ,Paybal,Alipay are also ok | |
| Why choose us? | Chose happens because of quality, then price, We can give you both. Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals. |
| What's your available port of Shipment? | Main Port, China |
| What’s your featured services? | Our service formula: good quality+ good price+ good service=customer's trust |
| Where are your Market? | Covering more than 160 countries in the world |
- Q:How are steel rebars tested for quality and compliance with standards?
- Steel rebars are tested for quality and compliance with standards through various methods. These include visual inspection, dimensional checks, and mechanical tests such as tensile strength, elongation, and bend tests. Additionally, chemical composition analysis is conducted to ensure the rebars meet the required standards. These tests help ensure that the steel rebars are of high quality and comply with the specified standards for construction purposes.
- Q:Can steel rebars be used in offshore oil and gas platform construction?
- Steel rebars are indeed suitable for use in the construction of offshore oil and gas platforms. They are frequently employed as reinforcements in concrete structures, including offshore platforms. This utilization enhances the concrete's strength and durability, thereby increasing its ability to withstand the challenging conditions present in offshore environments, such as powerful winds, waves, and corrosive saltwater. The incorporation of steel rebars into the construction of offshore platforms guarantees the platform's structural integrity, resulting in a secure and dependable structure for oil and gas extraction activities. Furthermore, steel rebars can be custom-designed and manufactured to conform to specific industry standards and requirements, ensuring their appropriateness for offshore applications.
- Q:What are the guidelines for the proper cover thickness of steel rebars?
- The guidelines for the proper cover thickness of steel rebars are established to ensure the structural integrity and durability of reinforced concrete structures. The cover thickness refers to the distance between the outer surface of the rebar and the edge or surface of the concrete. The specific guidelines for cover thickness may vary depending on the design requirements, environmental conditions, and the intended use of the structure. However, there are generally accepted minimum cover thickness values provided by various international building codes and standards. The primary purpose of having an adequate cover thickness is to protect the steel rebar from corrosion caused by environmental factors such as moisture, carbonation, and chloride ingress. Corrosion can significantly weaken the rebars, compromising the structural integrity of the reinforced concrete. The recommended minimum cover thickness for steel rebars is typically determined based on the exposure conditions. For instance, in normal environmental conditions, a minimum cover thickness of 25mm to 40mm is often specified. In more aggressive environments, such as coastal areas with high chloride content or structures in contact with soil, a greater cover thickness of 50mm or more may be required. It is crucial to follow these guidelines to ensure the longevity and safety of the structure. Inadequate cover thickness can lead to accelerated corrosion of the rebars, resulting in reduced load-bearing capacity, cracking, and ultimately structural failure. Therefore, it is essential to consult the applicable building codes, standards, and design professionals to determine the appropriate cover thickness for steel rebars in a specific construction project.
- Q:What is the fatigue strength of steel rebars?
- The maximum stress level that steel rebars can endure without failing or developing cracks is known as their fatigue strength. This strength can vary depending on factors like the steel grade, manufacturing process, surface condition, and the specific design and loading conditions. Compared to other construction materials, steel rebars generally have high fatigue strength. The fatigue behavior of steel rebars is influenced by their mechanical properties, including yield strength, tensile strength, and ductility. Rebars with higher strength tend to have higher fatigue strength. To determine the fatigue strength of steel rebars, they are subjected to cyclic loading at specific stress amplitudes and frequencies in fatigue testing. The number of cycles required for failure or crack initiation is recorded, and the fatigue strength is determined based on the stress level at a specific number of cycles. Considering the fatigue strength of steel rebars is crucial in structural design, particularly in applications with cyclic loading or dynamic forces, such as bridges, buildings, and offshore structures. Engineers and designers must carefully analyze the loading conditions and choose rebars with appropriate fatigue strength to ensure the integrity and durability of the construction.
- Q:How do steel rebars impact the overall construction timeline?
- Steel rebars can have a significant impact on the overall construction timeline. These reinforcement bars are crucial for reinforcing concrete structures, providing strength and stability. However, the installation of rebars can be time-consuming, as they need to be accurately placed and secured before concrete can be poured. Delays in rebar installation can directly affect the progress of the construction project, potentially extending the timeline. Conversely, efficient and timely installation of rebars can expedite the construction process, ensuring smooth progress and adherence to the timeline.
- Q:How much is the weight of 6mm thread steel KG?
- The two grade steel is 847kg, the three grade steel is 1017kg, and the four grade steel is 1229kg
- Q:How do steel rebars affect the flexural strength of reinforced concrete elements?
- The flexural strength of reinforced concrete elements is greatly influenced by steel rebars. Rebars improve the ability of concrete elements to withstand bending or flexural forces. To provide tensile strength, high-strength steel rebars are embedded within the concrete. Concrete is strong when compressed but weak when subjected to tension. By incorporating rebars, the resulting composite material benefits from the concrete's high compressive strength and the steel's excellent tensile strength. When a flexural load is applied to a reinforced concrete element, such as a beam or slab, the rebars distribute the load across the section. This effectively resists the concrete's tendency to crack and fail under tension. Acting as reinforcements, the rebars resist the tensile forces that occur due to bending, thus increasing the structure's flexural strength. The flexural strength of reinforced concrete elements is greatly influenced by the size, spacing, and arrangement of the rebars. Proper design and placement of rebars ensure optimal resistance to anticipated bending forces. Factors such as the element's span, expected loads, and desired strength level must be carefully considered. In addition, the bond between the rebars and the concrete is crucial for transferring bending stresses. Sufficient concrete cover over the rebars protects them from corrosion, ensuring their durability and the integrity of the structure. Corrosion weakens the bond between steel rebars and the surrounding concrete, compromising the flexural strength of the reinforced element. In conclusion, steel rebars greatly enhance the flexural strength of reinforced concrete elements by providing necessary tensile strength to resist bending forces. Proper design, placement, and bonding of rebars are vital to ensuring the durability and structural integrity of reinforced concrete structures.
- Q:What are the guidelines for the proper anchoring of steel rebars in columns?
- The guidelines for the proper anchoring of steel rebars in columns are essential to ensure the structural integrity and safety of the reinforced concrete structure. These guidelines are typically based on industry standards and codes, such as the American Concrete Institute (ACI) Building Code Requirements for Structural Concrete (ACI 318). 1. Lap Length: The lap length is the minimum distance required for the overlapping of rebars to provide sufficient bond strength. It is determined based on the rebar diameter, grade, concrete strength, and design requirements. The ACI 318 provides specific formulas and tables to calculate the required lap length. 2. Embedment Length: The embedment length refers to the portion of the rebar that is embedded within the concrete column. It is important to achieve adequate embedment to transfer the applied loads effectively. The embedment length is determined based on factors such as rebar diameter, grade, and the compressive strength of concrete. 3. Development Length: The development length is the minimum length of rebar required beyond the point of critical section to develop its full tensile or compressive strength. It ensures that the rebar can resist the applied loads and prevent premature failure. The ACI 318 provides formulas to calculate the development length based on rebar diameter, grade, concrete strength, and design requirements. 4. Concrete Cover: The concrete cover refers to the thickness of concrete between the external surface of the rebar and the outer surface of the column. It provides protection against corrosion, fire, and other environmental factors. The required concrete cover is determined by considering factors such as rebar diameter, grade, exposure conditions, and design requirements. The ACI 318 provides minimum cover requirements for different rebar sizes and exposure conditions. 5. Spacing and Positioning: The rebars should be properly spaced and positioned within the column to ensure uniform load distribution and effective reinforcement. The spacing is determined based on the column dimensions, rebar diameter, and design requirements. Additionally, the rebars should be properly aligned and centered within the column to provide the intended structural strength. 6. Mechanical Anchorage: In some cases, mechanical anchorage devices, such as rebar couplers or headed bars, are used to improve the anchoring of rebars in columns. These devices provide enhanced load transfer and prevent slippage between rebars. The selection and installation of mechanical anchorage should comply with the manufacturer's recommendations and relevant standards. 7. Quality Control and Inspection: It is crucial to implement proper quality control and inspection procedures during the installation of rebars in columns. This includes verifying the dimensions, lap lengths, embedment lengths, development lengths, concrete cover, spacing, and positioning of the rebars. Regular inspections and non-destructive testing techniques, such as ultrasonic or radiographic testing, can be employed to ensure compliance with the guidelines and detect any defects or deviations. It is important to note that these guidelines may vary depending on the specific design requirements, local building codes, and structural considerations. Therefore, it is recommended to consult the relevant standards and seek professional advice from structural engineers or experts to ensure proper anchorage of steel rebars in columns.
- Q:Can steel rebars be bent on-site to fit specific shapes?
- Yes, steel rebars can be bent on-site to fit specific shapes. The flexibility and malleability of steel allow it to be easily bent and shaped according to the required specifications.
- Q:What are the guidelines for reinforcing concrete slabs with steel rebars?
- The guidelines for reinforcing concrete slabs with steel rebars involve several key considerations. Firstly, it is important to determine the required amount of reinforcement based on the load that the slab will be subjected to. This load can be calculated using structural engineering principles and taking into account factors such as the intended use of the slab, the weight of any equipment or vehicles that will be placed on it, and any applicable building codes or regulations. Once the required amount of reinforcement is determined, the next step is to design the layout of the rebars. This involves spacing the rebars at specified intervals to ensure uniform distribution of the load across the slab. The spacing will depend on the thickness of the slab, with thicker slabs generally requiring a greater number of rebars. Additionally, it is important to include minimum clearances between the rebars and the edges or bottom of the slab to prevent corrosion and ensure proper concrete cover. The size and type of rebars used is also an important consideration. Commonly used types include plain round bars, deformed bars, or welded wire fabric. The diameter of the rebars and the grade of steel should be selected based on the expected load and the requirements of the project specifications or building codes. During the construction process, it is crucial to properly place and secure the rebars within the formwork to maintain their intended position. This may involve the use of chairs, spacers, or other devices to ensure proper alignment and prevent displacement. Additionally, care should be taken to avoid any damage to the rebars during the concrete pouring and finishing process. Finally, it is important to inspect and test the reinforced concrete slab to ensure that the rebars are properly installed and meet the required specifications. This may involve visual inspections, as well as non-destructive testing methods such as ultrasound or ground-penetrating radar to verify the integrity and position of the rebars. Overall, following these guidelines for reinforcing concrete slabs with steel rebars will help to ensure the structural integrity and longevity of the slab, while also meeting the necessary safety and building code requirements.
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Saudi Jeddah Makka Madina Steel Rebars Different Sizes
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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