Zinc Galvanized Steel Pipe in Building Materials
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 2000 m.t./month
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Product Description
Product name | Building Materials Zinc Galvanized Steel Pipe |
Out diameter | 5mm-630mm |
Wall Thickness | 0.2mm-3.0mm |
Zn coating mass | 200g-400g/m2 |
Standard | API;ASTM;GB;EN;BS;DIN;JIS |
Quality grade | First grade |
Tolerence of OD | ±0.3mm |
Length | 1m-8m |
MOQ | 10MetricTon |
Deliver Time | 5-10 days after receive your deposits. |
Package | Our products can be packed in bulk, or pvc bag;we also can package as customers requirements |
Payment terms | T/T,L/C |
Usage industry | Construction Foundation Piles,Steel Structure Building, For Low-Pressur Fluid service,Steel Structure Bridges etc. |
Others | We can do special orders as customers requests! We can also can provide all kinds of steel hollow pipes. Sincerely welcomes foreign and domestic customers coming throughout the business negotiations. |
Pictures:
- Q:Are steel pipes suitable for use in pharmaceutical industries?
- Yes, steel pipes are suitable for use in pharmaceutical industries. Steel pipes are known for their durability, strength, and resistance to corrosion. These qualities make them ideal for transporting chemicals, gases, and liquids safely and efficiently within pharmaceutical facilities. Additionally, steel pipes can be easily cleaned and sanitized, ensuring the maintenance of high hygienic standards required in the pharmaceutical industry.
- Q:What are the applications of steel pipes?
- Steel pipes are widely used in various industries and applications due to their exceptional strength, durability, and versatility. Some common applications of steel pipes include transportation of fluids and gases in oil and gas industry, water supply and drainage systems, structural support in construction projects, plumbing and heating systems, manufacturing of automobiles and machinery, and in the agricultural sector for irrigation and irrigation systems. Additionally, steel pipes are also used in the energy and power generation sector, chemical processing plants, and for underground and underwater installations.
- Q:Are steel pipes suitable for underground drainage systems?
- Yes, steel pipes are suitable for underground drainage systems. They are commonly used in such systems due to their durability, strength, and resistance to corrosion. Steel pipes can effectively handle the pressure and flow of water and other fluids, making them a reliable choice for underground drainage.
- Q:Can steel pipes be used for airport construction?
- Yes, steel pipes can be used for airport construction. Steel pipes are commonly used in various applications in the construction industry, including airports. They are often used for underground utilities such as water and sewage lines, as well as for structural purposes such as supporting the airport terminal building. Steel pipes offer several advantages for airport construction. Firstly, they have high strength and durability, making them suitable for handling heavy loads and withstanding adverse weather conditions. This is important for ensuring the safety and stability of airport structures. Secondly, steel pipes are versatile and can be easily customized to fit specific project requirements. They come in various sizes and thicknesses, allowing for flexibility in design and construction. Additionally, steel pipes can be welded or joined together to create longer sections, which simplifies installation and reduces construction time. Moreover, steel pipes are resistant to corrosion, which is crucial in airports where there is constant exposure to moisture, salt, and other environmental factors. Their resistance to corrosion ensures the longevity and reliability of the infrastructure. Lastly, steel pipes are cost-effective compared to other materials such as concrete or PVC. They have a relatively low maintenance requirement and a long lifespan, reducing the need for frequent repairs or replacements, thus saving time and money in the long run. In conclusion, steel pipes are a suitable choice for airport construction due to their strength, durability, versatility, corrosion resistance, and cost-effectiveness.
- Q:What is the theoretical weight per square meter of the steel pipe diameter of the outer frame and the thickness of the tube wall 3mm 48mm?
- Dimensions of ordinary steel tubes (taken from GB/T 17395-1998)The theory of weight / (kg/m) | wall thickness (2.9 3.0mm: 3.33)
- Q:How do steel pipes handle expansion and contraction?
- Steel pipes handle expansion and contraction through their inherent flexibility and ability to withstand temperature variations. As steel is a ductile material, it can expand and contract without significant deformation or structural damage. Additionally, the use of expansion joints or loops in piping systems allows for controlled movement and accommodates thermal expansion and contraction effectively.
- Q:What are the common standards for coating and lining of steel pipes?
- The common standards for coating and lining of steel pipes are outlined by various organizations and regulatory bodies to ensure the durability, corrosion resistance, and overall quality of the pipes. Some of the widely recognized and used standards include: 1. American Society for Testing and Materials (ASTM): ASTM has developed numerous standards for coating and lining of steel pipes, such as ASTM A775/A775M for epoxy-coated reinforcing steel, ASTM A1064/A1064M for metallic-coated steel wire, and ASTM A1057/A1057M for fusion-bonded epoxy-coated steel reinforcement. 2. American Water Works Association (AWWA): AWWA has established several standards for coating and lining of steel pipes used in the water industry. Examples include AWWA C210 for liquid epoxy coating systems for the interior and exterior of steel water pipelines, and AWWA C213 for fusion-bonded epoxy coating for the interior and exterior of steel water pipelines. 3. National Association of Corrosion Engineers (NACE): NACE International develops standards and recommended practices for the corrosion control of steel pipes. NACE SP0169 provides guidelines for selection and application of coatings for underground or submerged steel pipelines, while NACE SP0198 offers recommendations for external coatings of steel pipelines. 4. ISO Standards: The International Organization for Standardization (ISO) has developed various standards related to coating and lining of steel pipes. ISO 21809-1 specifies the requirements for external coatings applied to buried or submerged pipelines, while ISO 21809-2 focuses on the internal coating and lining of such pipelines. These standards cover different aspects of the coating and lining process, including surface preparation, application methods, minimum coating thickness, adhesion, and quality control. Adhering to these standards ensures that steel pipes are properly protected against corrosion, abrasion, and other forms of deterioration, leading to longer service life and enhanced performance in various industries such as oil and gas, water supply, and infrastructure.
- Q:What are the different methods of pipe joining for steel pipes?
- Steel pipes can be joined using various methods, each with its own benefits and drawbacks. These methods include: 1. Butt Welding: Two steel pipes are welded together by beveling or facing their ends to form a V-groove. Molten metal is then used to fill the groove, creating a strong and long-lasting joint. 2. Socket Welding: A socket is welded onto the end of a steel pipe, and another pipe is inserted into the socket and welded in place. This method creates a leak-proof and corrosion-resistant joint. 3. Threaded Joint: Steel pipes can be joined by threading the ends and using a threaded coupling or union to connect them. This method is commonly used for smaller pipes and allows for easy disassembly and reassembly. 4. Flanged Joint: For larger pipes, a flange is attached to the end of each pipe, and the flanges are fastened together with gaskets using bolts. This method is commonly used in industries such as oil and gas, water treatment, and chemical processing. 5. Grooved Joint: Grooving machines are used to create a groove on the outside of the pipe. A coupling or fitting is then inserted into the groove and secured with bolts or clamps. This method is quick to install and allows for easy disassembly and reassembly. The choice of pipe joining method depends on factors such as pipe size, application, and desired strength and durability. Each method has its own advantages and disadvantages.
- Q:What is ND steel pipe?
- ND steel also has the ability to resist chloride ion corrosion. ND steel pipe, the main reference indicators (70 degrees Celsius, 50%H2SO4 solution immersion 24 hours), and carbon steel, Japan imported similar steel, stainless steel corrosion resistance compared to higher than these steel grades. Products by domestic refineries and manufacturing units after the use of widely acclaimed, and achieved good results.
- Q:How are steel pipes coated to prevent external corrosion?
- Steel pipes are coated to prevent external corrosion through a process called external coating. This typically involves applying a layer of protective material, such as epoxy or polyethylene, onto the surface of the steel pipe. The coating acts as a barrier, preventing moisture and other corrosive substances from coming into contact with the steel. This helps to prolong the life of the pipe and maintain its structural integrity.
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Zinc Galvanized Steel Pipe in Building Materials
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 2000 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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