Steel Reinforcing Rebar for Construction Usage

Steel Reinforcing Rebar for Construction Usage

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 1000 m.t.

Supply Capability:: 5000 m.t./month

Inquire Now

Chat Online

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

You Might Also Like

Push On Joint T Type Ductile Cast Iron Pipe K9

Push-on Joint T Type Ductile Iron Pipe Class C

Self-restrained Joint Ductile Iron Pipe

Ductile Iron Pipe Mechnical Joint K Type

Ductile Iron Pipe DN900

DUCTILE IRON PIPE DN300 K8

DUCTILE IRON PIPE DN1000 K8

Ductile Iron Pipe On Sale Made In China DN100

Steel Reinforcing Rebar for Construction Usage

Structure of Steel Reinforcing Rebar:

Type	Steel Reinforcing Rebar	MOQ	500 MT (Trial order accepted)
Standard Grade	GB1499.2-2007, HRB335, HRB400, HRB500. BS4449/2005, B500A, B500B etc.. ASTM A615 Gr.40, Gr60, KS, SD400, SD500 and so on..
Technique	Hot rolled continuous casting	Length	6, 9,12m, or as requested
Size	6mm-32mm	Payment Terms	T/T, L/C at sight, Usance L/C
Packing	In bundle	Inspection	Third party inspection accepted
Trade terms	EXW, FOB, CFR, CIF	Transfer Term	FIO, FILO, FLT
Delivery time	15-30 days, according to the quantity	Note	Customized service is available (for sizes,length and chemical components etc.).

Main Features of Steel Reinforcing Rebar :

HRB335	Chemical composition	C	Mn	Si	S	P
		0.17-0.25	1.0-1.6	0.4-0.8	0.045 Max.	0.045 Max.
	Mechanical Property	Yield strength		Tensile strength		Elongation
		≥335 Mpa		≥455 Mpa		17%

HRB500	Chemical composition	C	Mn	Si	S	P
		0.25 Max.	1.6 Max.	0.8 Max.	0.045 Max.	0.045 Max.
	Mechanical Property	Yield strength		Tensile strength		Elongation
		≥500 Mpa		≥630 Mpa		15%

Specifications and Datas of Steel Reinforcing Rebar :

Deformed steel bar
Diameter (mm)	Theoretical weight (kg/m)	Pieces/Mt (pcs)	Length (m)	Standard
6	0.222	375	12	GB1499-48, HRB335, HRB400, HRB500 BS4449-97, Gr.460B,B500
8	0.395	211
10	0.617	135
12	0.888	94
14	1.21	69
16	1.58	53
18	2	42
20	2.47	34
22	2.98	28
25	3.85	22
28	4.83	17
32	6.31	13
36	7.99	10
40	9.87	8
50	15.42	5

FAQ:

Why choose us:

1. More than 10 years experience in this industry

2. 100,000 tons exporting per month

3. Professional foreign trade team

4. OEM&ODM capacity

5. High quality assured & competitive price

6. Try our best to meet your needs & save your budget

7. Very popular in Southeast Asia, Africa, Mid-East and South America etc.

8. VIP membership system, first time customers and long-term cooperation customers can get extra discount on some products.

Pictures:

Steel Reinforcing Rebar for Construction Usage

Q:How do ductile iron pipes handle ground movement or settlement?: Ductile iron pipes are known for their exceptional strength and flexibility, which allows them to handle ground movement or settlement effectively. Ground movement or settlement refers to the natural shifting or settling of the earth's surface, which can put stress on underground infrastructure like pipes. When it comes to ground movement, ductile iron pipes have the advantage of being able to withstand and absorb the pressure and movement caused by the shifting soil. The ductility of the material allows the pipes to flex and bend to a certain degree without breaking. This flexibility helps to distribute the load and minimize the potential for damage. Moreover, ductile iron pipes have a high resistance to cracking or fracturing, even under extreme conditions. This resilience is due to the unique microstructure of the material, which provides excellent tensile strength and impact resistance. As a result, ductile iron pipes can withstand external forces and ground settlement without compromising their integrity. To further enhance their ability to handle ground movement or settlement, ductile iron pipes are often installed using flexible joints. These joints allow for slight movement and accommodate any shifting or settling of the ground. Additionally, proper bedding and backfilling techniques are employed during installation to provide additional support and stability. Overall, ductile iron pipes have a proven track record in handling ground movement or settlement. Their strength, flexibility, and resistance to cracking make them a reliable choice for underground infrastructure, ensuring the longevity and efficiency of water distribution systems.

Q:Are ductile iron pipes suitable for road crossings?: Yes, ductile iron pipes are suitable for road crossings. Ductile iron is a strong and durable material, making it well-suited for underground installations such as road crossings. The pipes have high tensile strength, which allows them to withstand heavy loads and traffic pressures without cracking or breaking. Ductile iron pipes also have excellent corrosion resistance properties, ensuring their longevity even in harsh environments. Additionally, these pipes are easy to install and maintain, making them a reliable choice for road crossings.

Q:Can ductile iron pipe be used for geothermal heat exchange systems?: Indeed, geothermal heat exchange systems can utilize ductile iron pipe. Renowned for its robustness and resilience, ductile iron pipe is perfectly suited to withstand the elevated temperatures and pressures typically found in such systems. Moreover, its exceptional resistance to corrosion is of utmost importance in geothermal applications, where minerals and chemicals present in the earth can induce corrosion. Additionally, the commendable thermal conductivity of ductile iron pipe facilitates efficient heat transfer within geothermal systems. In conclusion, ductile iron pipe stands as a dependable and economical option for geothermal heat exchange systems.

Q:What is ductile iron?: Ductile iron is a type of cast iron that has been treated with magnesium or cerium to improve its mechanical properties. It is called "ductile" because it has a higher degree of ductility compared to other types of cast iron. Ductility refers to the ability of a material to be stretched or deformed without breaking. This characteristic makes ductile iron highly suitable for applications that require high strength and resistance to wear and tear, such as pipes, automotive components, and machinery parts. The addition of magnesium or cerium to the iron during the manufacturing process helps to form graphite in the structure, which gives ductile iron its unique properties. This graphite formation also helps to make the iron more flexible and less brittle, enabling it to absorb shock and vibration without fracturing. Overall, ductile iron offers a balance between the strength of cast iron and the flexibility of steel, making it a versatile material for various industrial applications.

Q:What are the typical joint restraint requirements for ductile iron pipes?: The typical joint restraint requirements for ductile iron pipes involve the use of mechanical joint restraints, such as thrust blocks or tie rods, to prevent the pipe from separating or moving under internal pressure or external forces. These restraints ensure the stability and integrity of the pipeline system.

Q:How do ductile iron pipes handle soil movement?: Ductile iron pipes have the ability to handle soil movement well due to their flexible nature. They can withstand stress and strain caused by ground settlement, thermal expansion, and contraction, without cracking or breaking. The high tensile strength and elasticity of ductile iron allow it to adapt to shifting soil conditions, making it a reliable choice for underground installations.

Q:Are ductile iron pipes suitable for use in oil refineries?: Ductile iron pipes are an excellent choice for oil refineries as they offer a unique combination of strength, durability, and flexibility. These pipes possess high tensile strength, enabling them to withstand the intense pressure and stress commonly encountered in oil refining. Their ability to transport fluids such as crude oil, refined petroleum products, and chemicals within the refinery is crucial. Furthermore, ductile iron pipes exhibit exceptional corrosion resistance, protecting them from the corrosive effects of oil, chemicals, and other substances present in oil refineries. This quality ensures the pipes' longevity and reliability, reducing the need for frequent maintenance and replacement. Moreover, ductile iron pipes possess remarkable ductility, enabling them to absorb significant impacts and vibrations without fracturing or breaking. This characteristic proves advantageous in oil refineries, considering the potential movement or stressors caused by machinery, equipment, or ground settlement. Additionally, the pipes' smooth interior surface minimizes friction, facilitating efficient fluid flow and reducing pressure loss. This feature plays a vital role in optimizing fluid transportation within oil refineries, ensuring a smooth and reliable production process. In summary, ductile iron pipes are well-suited for oil refineries due to their high tensile strength, corrosion resistance, ductility, and smooth interior surface. These pipes provide a trustworthy and long-lasting solution for fluid transportation within the refinery, contributing to the efficient and safe operation of oil refining processes.

Q:What are the different joint types available for ductile iron pipe?: Ductile iron pipes offer a range of joint types, each with its own benefits and uses. The most commonly employed joint types in ductile iron pipe installations include: 1. Push-on Joint: This type involves inserting a rubber gasket into a groove on the pipe's spigot end. The pipe is then pushed into the bell end of the adjacent pipe, creating a watertight seal. Push-on joints are known for their quick and easy installation, making them perfect for applications that require efficiency. 2. Mechanical Joint: This joint relies on a gland and follower gasket, which are compressed between the spigot end of one pipe and the bell end of another. Bolts and nuts are used to secure the joint, ensuring a tight and secure connection. Mechanical joints provide excellent integrity and are used in applications with higher pressures or heavy loads. 3. Flanged Joint: Flanged joints utilize flanges on the pipe ends, which are bolted together with gaskets to achieve a leak-proof connection. These joints are commonly employed in situations where pipes need to be easily disconnected and reconnected, such as pump stations or valve connections. 4. Restrained Joint: These joints are specifically designed to prevent pipes from separating under high internal pressures or external forces. They typically incorporate mechanical joints with additional restraining devices like harnesses, rods, or thrust blocks. Restrained joints are commonly used in applications where pipe movement poses a risk or stability is crucial. It is important to consider factors like the application, operating conditions, and project requirements when selecting a joint type. Consulting a professional engineer or pipe manufacturer is advisable to ensure the most suitable joint type is chosen for a specific ductile iron pipe installation.

Q:Can ductile iron pipes be used in tunneling or microtunneling projects?: Yes, ductile iron pipes can be used in tunneling or microtunneling projects. Ductile iron pipes are known for their durability, strength, and resistance to corrosion, making them suitable for underground applications. They can handle the pressure and load requirements of tunneling projects and provide reliable and long-lasting performance.

Q:What is the expected maintenance for ductile iron pipes?: To ensure the longevity and optimal performance of ductile iron pipes, regular inspections and preventative measures are required. The first step is to conduct routine visual inspections to detect any signs of corrosion, leaks, or damage. By examining the external surface for cracks, rust, or discoloration, potential issues can be identified at an early stage. In addition, periodic cleaning of the pipes is necessary to eliminate any debris or sediment build-up that could obstruct the water flow. This can be accomplished by flushing the pipes or utilizing mechanical cleaning techniques. It is also crucial to regularly check and maintain the protective coatings on the pipes, such as linings or external paints, to prevent corrosion and maintain their structural integrity. To extend the lifespan of ductile iron pipes, a comprehensive corrosion control program should be implemented. This may involve applying corrosion inhibitors, utilizing cathodic protection systems, and periodically re-coating the pipes. Regular monitoring of water chemistry parameters, such as pH levels and chlorine content, can further prevent corrosion and prolong the pipes' lifespan. Lastly, maintaining accurate records of maintenance activities, such as inspections, cleaning, and repairs, is essential for tracking the condition of the pipes over time. This enables proactive planning for future maintenance and replacement requirements, ensuring the efficient and reliable functioning of ductile iron pipes.

1. Manufacturer Overview
Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range