Galvanized welded steel pipe for building construction
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 14000 m.t./month
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Item specifice
1、Structure of Galvanized welded steel pipe for building construction
:
The surface of galvanized steel pipe welded steel pipe of hot dip galvanized layer or. Galvanized can increase the corrosion resistance of the steel tube, prolong service life. Galvanized pipe is widely used, in addition to water, gas, oil and other general low pressure fluid pipelines. It is also used in the petroleum industry, especially for offshore oil field of oil well pipe and oil pipe, chemical, coking equipment of oil heater, condensation cooler, coal run oil exchanger tube, and trestle pile, the mine tunnel support frame tube.
2、Main Features of Galvanized welded steel pipe for building construction
:
• High manufacturing accuracy
• High strength
• Good visual effect
• Reasonable price
3、 Galvanized welded steel pipe for building construction Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 1 - 33 mm |
Section Shape | Round |
Outer Diameter | 21 - 610mm |
Place of Origin | Tianjin, China (Mainland) |
Secondary Or Not | Non-secondary |
Application | Hydraulic Pipe |
Technique | Cold Drawn |
Certification | API |
Surface Treatment | factory state or painted black |
Special Pipe | API Pipe |
Alloy Or Not | Non-alloy |
Length | 5-12M |
Outer Diameter | 21.3-610mm |
Grade | 20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B |
Standard | ASME, ASTM |
1) Material:Q195 Q235 Q345 X42 X52
2) Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.
3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4) Surface: galvanized.
5) Ends:Beveled or square cut,plastic capped,painted.
6) Packing:bundles wrapped with strong steel strip,seaworthy packing.
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of Galvanized welded steel pipe for building construction
:
①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.
②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.
③Why should you chose 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, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.
6、 Galvanized welded steel pipe for building construction
：
- Q:How are steel pipes protected against mechanical damage?
- Steel pipes are protected against mechanical damage through various methods such as coating them with corrosion-resistant materials, covering them with protective sleeves or wraps, or installing them in underground or enclosed structures to prevent external impact.
- Q:What is the weight and strength of steel pipes?
- The weight and strength of steel pipes can vary depending on the specific type and dimensions of the pipe. Steel pipes can range in weight from lightweight options used for plumbing purposes to heavy-duty pipes used in industrial applications. Similarly, the strength of steel pipes can vary, with factors such as the grade of steel and the manufacturing process influencing their strength. It is essential to consult specific specifications or industry standards to determine the weight and strength of a particular steel pipe.
- Q:Can steel pipes be used for underground fire hydrants?
- No, steel pipes are not typically used for underground fire hydrants. Underground fire hydrants are usually constructed using ductile iron pipes as they provide greater strength, durability, and resistance to corrosion, ensuring reliable water supply during emergencies.
- Q:What is the difference between steel pipe and HDPE pipe?
- Steel pipe and HDPE pipe are two different types of pipes that are used for various applications. The main difference between steel pipe and HDPE pipe lies in their composition and characteristics. Steel pipe, as the name suggests, is made of steel and is a strong and durable pipe material. It is commonly used in industrial applications and infrastructure projects where high strength and reliability are required. Steel pipes are known for their ability to withstand high pressure, temperature, and heavy loads. They are also resistant to corrosion, making them suitable for both above-ground and underground installations. On the other hand, HDPE (high-density polyethylene) pipe is made of a plastic polymer called polyethylene. HDPE pipes are lightweight, flexible, and easy to install, making them ideal for various applications such as water supply, drainage systems, and agricultural irrigation. They are resistant to chemicals, abrasion, and UV rays, making them suitable for both indoor and outdoor use. HDPE pipes are also known for their long service life and low maintenance requirements. In terms of cost, steel pipes are generally more expensive than HDPE pipes due to the raw material cost and manufacturing process involved. However, steel pipes are often chosen for their superior strength and durability, especially in applications where high pressure or extreme conditions are involved. HDPE pipes, on the other hand, offer a cost-effective solution for applications that do not require the same level of strength and durability as steel pipes. In summary, the main differences between steel pipe and HDPE pipe lie in their composition, strength, durability, and cost. Steel pipe is known for its strength and reliability, while HDPE pipe offers flexibility, ease of installation, and resistance to chemicals and UV rays. The choice between the two depends on the specific application and requirements of the project.
- Q:What are the different types of couplings used with steel pipes?
- There are several types of couplings used with steel pipes, including threaded couplings, slip-on couplings, compression couplings, and grooved couplings.
- Q:What are the different types of valves used with steel pipes?
- There are several types of valves commonly used with steel pipes, including ball valves, gate valves, globe valves, check valves, and butterfly valves. These valves serve different purposes and have various designs, such as quarter-turn operation for ball valves, wedge-shaped gates for gate valves, and disc-shaped elements for butterfly valves. Each type of valve offers specific advantages and is selected based on the application requirements and the flow control needs of the steel pipe system.
- Q:What are the different standards for steel pipe manufacturing?
- There are several different standards for steel pipe manufacturing, including ASTM (American Society for Testing and Materials), ASME (American Society of Mechanical Engineers), API (American Petroleum Institute), and DIN (Deutsches Institut für Normung). These standards provide specifications for various aspects of steel pipe production, such as dimensions, chemical composition, mechanical properties, and testing procedures. Compliance with these standards ensures the quality and reliability of steel pipes for different applications and industries.
- Q:How are steel pipes graded?
- Steel pipes are graded based on several factors to determine their quality and suitability for specific applications. The grading system for steel pipes typically includes parameters such as the chemical composition, mechanical properties, manufacturing method, and testing standards. 1. Chemical composition: Steel pipes are graded based on the elements present in their composition. This includes the amount of carbon, manganese, phosphorus, sulfur, and other alloying elements. The chemical composition greatly influences the pipe's strength, corrosion resistance, and other properties. 2. Mechanical properties: The mechanical properties of steel pipes are crucial for determining their strength, flexibility, and resistance to pressure and temperature. These properties include tensile strength, yield strength, elongation, hardness, and impact toughness. Pipes with higher mechanical properties are generally graded higher. 3. Manufacturing method: Steel pipes can be manufactured using various methods, such as seamless, welded, or ERW (Electric Resistance Welding). The manufacturing method affects the pipe's integrity, dimensional accuracy, and overall quality. Seamless pipes, for example, are considered to have higher quality due to their uniformity and absence of weld seams. 4. Testing standards: Steel pipes are graded based on their adherence to specific testing standards. These standards ensure that the pipes meet the required quality criteria and are suitable for their intended applications. Common testing standards include ASTM (American Society for Testing and Materials), API (American Petroleum Institute), and EN (European Norms). Based on these factors, steel pipes are often graded using alphanumeric codes or specifications. For instance, pipes used in oil and gas industry may be graded as API 5L (American Petroleum Institute) or pipes used for structural purposes may be graded as ASTM A500 (American Society for Testing and Materials). In conclusion, steel pipes are graded based on their chemical composition, mechanical properties, manufacturing method, and adherence to testing standards. These grades help customers and manufacturers in selecting the appropriate pipes for specific applications, ensuring safety, durability, and efficiency in various industries.
- Q:Can steel pipes be used for irrigation pivot systems?
- Yes, steel pipes can be used for irrigation pivot systems. Steel pipes are often used in irrigation systems due to their strength, durability, and resistance to corrosion. They can withstand the pressure and stress of the water flow in pivot systems and are less prone to leaks or cracks compared to other materials. Additionally, steel pipes can be easily welded or threaded together, making them a convenient choice for irrigation systems that require a variety of lengths and configurations. However, it is important to consider the specific requirements of the irrigation pivot system and consult with professionals to ensure that the chosen steel pipes are suitable for the specific application.
- Q:What are the different types of steel pipe coatings?
- There are several different types of steel pipe coatings, including epoxy coatings, polyethylene coatings, zinc coatings, and galvanized coatings. These coatings are applied to steel pipes to protect them from corrosion and extend their lifespan.
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Galvanized welded steel pipe for building construction
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 14000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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