Pre-Galvanized ERW Steel Pipe JIS, GB, DIN, ASTM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 15000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
We are company that have many years experience and professional manager team and engineer team and sales team, sure we will provide you high quality of pipe and professioanl service.
Seamless pipe possesses a hollow section and without seam around the strip steel. It is made with solid bar or steel ingot by perforating machine. As the facture process does not include any welding, seamless pipes are considered to be stronger and more durable. Generally speaking, seamless pipe has better pressure resistance and security than other classifications, and was usually more easily available than welded pipe.
2、Main Features of the Seamless Pipe:
• High working accuracy
• High strength
• Small inertia resistance
• Strong therming dissipine ability
• Good appearance
• Reasonble price
3、Seamless Pipe Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 8 - 33 mm |
Section Shape | Round |
Outer Diameter | 133 - 219 mm |
Place of Origin | Shandong, 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:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.
2) Specification range: OD: 21.3-610mm, WT:6-70mm, length:6-12m or according to the requirement of clients.
3) Executive 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: black lacquered, varnish coating or 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 Seamless Pipe:
①How is the quality of your products?
We have many years business experience in this area, and we have professional engineer and manager team and sure we can provide you high quality production and professional service.
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?
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、Seamless Pipe Images：
- Q: How are steel pipes recycled at the end of their life cycle?
- Steel pipes are typically recycled at the end of their life cycle through a process called steel recycling. This involves collecting the used pipes, separating them from other materials, and then melting them down to be formed into new steel products. The recycling process not only helps conserve valuable resources but also reduces the need for new steel production, making it an environmentally sustainable solution.
- Q: How are steel pipes used in the construction of stormwater drainage systems?
- Steel pipes are commonly used in the construction of stormwater drainage systems due to their durability and strength. They serve as underground conduits to efficiently transport stormwater away from built-up areas, preventing flooding and water damage. Steel pipes offer high resistance to external pressure and are capable of withstanding heavy loads, making them suitable for underground installations. Additionally, their corrosion-resistant properties ensure long-term effectiveness and minimize maintenance requirements. Overall, steel pipes are essential components in stormwater drainage systems, providing reliable and efficient water management solutions.
- Q: What are the common problems or issues faced with steel pipes?
- Common problems or issues faced with steel pipes include corrosion, rusting, leaks, cracks, and blockages. Corrosion can occur due to exposure to moisture or chemicals, leading to a decrease in pipe integrity and potential leaks. Rusting is another common problem, especially in outdoor or wet environments, which can weaken the pipe and cause structural issues. Leaks can result from pipe corrosion or cracks, leading to water damage and potential pipe failure. Blockages can occur due to debris, scale buildup, or pipe collapse, restricting the flow of fluid or causing complete pipe blockage. Regular maintenance and inspections are necessary to identify and address these issues promptly.
- Q: How are steel pipes protected against fire hazards?
- Steel pipes are protected against fire hazards through various methods such as fire-resistant coatings, fire wraps, or fireproof cladding. These protective measures prevent the pipes from being exposed to high temperatures and flames, ensuring their structural integrity and reducing the risk of fire-related incidents.
- Q: What is the difference between steel pipes and concrete pipes?
- Steel pipes and concrete pipes differ in terms of their material composition and physical characteristics. Steel pipes are made from steel alloys, which make them strong, durable, and resistant to corrosion. They have high tensile strength, allowing them to withstand high-pressure applications. Steel pipes are commonly used in industries such as oil and gas, plumbing, and construction. On the other hand, concrete pipes are made from a mixture of cement, aggregates, and water. They are known for their exceptional compressive strength and durability. Concrete pipes are commonly used in sewage systems, drainage systems, and culverts. In terms of installation, steel pipes are lightweight and easy to handle, making them more convenient to transport and install. Concrete pipes, on the other hand, are heavier and require specialized equipment for installation. Additionally, steel pipes have a smooth internal surface, which allows for efficient flow of fluids or gases. Concrete pipes, however, have a rougher internal surface, which may cause more friction and result in reduced flow rates. Overall, the choice between steel pipes and concrete pipes depends on the specific requirements of the project, including factors such as application, budget, and durability needs.
- Q: What is the outer diameter of the steel tube?
- The outer diameter refers to the maximum diameter including the thickness of the steel tube, the inner diameter is the length of the hollow part inside, and the outer diameter minus the inside diameter is the thickness of the steel pipe
- Q: What steel pipes are buried for outdoor heating pipes? Seamless or welded tube? Are there any rules for specific countries? Can use the seamed tube?
- Screw on the line, mainly anti-corrosion and insulation, seamless pipe caliber restrictions, so the price is high, with the most affordable screw can meet the requirements, 377 and 273 of the spiral 3920 yuan / ton, straight seam is about 4350
- Q: How do you protect steel pipes from fire?
- To protect steel pipes from fire, there are several measures that can be taken. One commonly used method is to apply fire-resistant coatings or paints to the surface of the pipes. These coatings or paints are designed to withstand high temperatures and provide a barrier that prevents the heat from reaching the steel. Another effective way to protect steel pipes from fire is to wrap them with fire-resistant insulation materials. These materials act as a buffer, reducing the heat transfer and slowing down the spread of fire. Insulation materials such as mineral wool or ceramic fiber blankets are commonly used for this purpose. In addition, it is important to ensure that the steel pipes are properly installed and supported. This includes maintaining proper clearance from other flammable materials and avoiding overcrowding or obstructions that could impede the flow of air around the pipes. Adequate spacing between pipes is also crucial to prevent the transfer of heat from one pipe to another. Furthermore, it is recommended to incorporate firestop systems when steel pipes pass through fire-rated walls or floors. Firestop systems consist of fire-resistant materials and seals that prevent the spread of fire and smoke through openings or penetrations in fire-rated barriers. Regular maintenance and inspections are essential to ensure the ongoing effectiveness of the fire protection measures. Any damage or deterioration of the coatings, insulation, or firestop systems should be promptly repaired or replaced to maintain the fire resistance of the steel pipes. Overall, a combination of fire-resistant coatings, insulation, proper installation, and maintenance practices are crucial in protecting steel pipes from fire hazards. These measures help to minimize the risk of fire-related damage and ensure the safety of both the pipes and the surrounding environment.
- Q: How do steel pipes perform in earthquake-prone regions?
- Steel pipes perform well in earthquake-prone regions due to their high strength, durability, and flexibility. The inherent properties of steel, such as its ability to absorb energy and distribute stress, make steel pipes resistant to seismic activity. Additionally, steel pipes can be designed and installed with specific measures to further enhance their seismic performance, ensuring the safety and reliability of infrastructure in earthquake-prone areas.
- Q: Are steel pipes suitable for underground sewage systems?
- Yes, steel pipes are suitable for underground sewage systems. Steel pipes are known for their strength, durability, and resistance to corrosion, making them an ideal choice for underground installations. Steel pipes can withstand the pressure and weight of the soil above, ensuring the integrity of the sewage system. Additionally, steel pipes have a long lifespan and can withstand extreme temperatures and environmental conditions, making them a reliable choice for underground applications. However, it is important to note that proper coating and insulation should be applied to steel pipes to prevent corrosion and ensure longevity.
Send your message to us
Pre-Galvanized ERW Steel Pipe JIS, GB, DIN, ASTM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 15000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
