Welded ERW Steel Pipe Q235
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 35 m.t.
- Supply Capability:
- 12000 m.t./month
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1、Structure of Welded Black ERW Steel Pipe:
ERW steel pipe is electric resistance welding, the abbreviation for ERW for transporting oil and natural gas vapor liquid objects, can meet the requirements of high and low pressure, the transport in the world with pipe sector accounted for a pivotal position.
2、Main Features of Welded Black ERW Steel Pipe:
• High manufacturing accuracy
• High strength
• Good visual effect
• Reasonable price
• Small inertia resistance
• Strong heat dissipation ability
3、Welded Black ERW Steel Pipe 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: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) 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: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 Welded Black ERW Steel Pipe:
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、 Welded Black ERW Steel Pipe Images：
- Q:Can steel pipes be used for LNG terminals?
- Yes, steel pipes can be used for LNG terminals. Steel pipes are commonly used in the construction of LNG terminals due to their durability, strength, and resistance to extreme temperatures. Additionally, steel pipes can effectively handle the high-pressure requirements of LNG transportation and storage.
- Q:How do steel pipes compare to other types of piping materials?
- Steel pipes are widely considered to be one of the most durable and strong types of piping materials available. They offer superior strength, resistance to corrosion, and can withstand high pressure and extreme temperatures. Compared to other materials such as PVC or copper, steel pipes have a longer lifespan and are more suitable for heavy-duty applications. Additionally, steel pipes are highly recyclable, making them an environmentally friendly choice.
- Q:What is an electric welded pipe (EFW)? Seek help！
- It is through one or several consumable between the electrode and the workpiece on the metal heating the metal between a process with the arc to metal and filler material fully melted, no pressure, filler metal parts work from all electrodes
- Q:How are steel pipes used in the manufacturing of fire sprinkler systems?
- Steel pipes are commonly used in the manufacturing of fire sprinkler systems due to their durability and fire resistance properties. These pipes serve as a reliable conduit for water or fire suppression agents to flow through, ensuring that the sprinkler system effectively extinguishes fires. The high strength of steel pipes allows for the construction of a robust and long-lasting system that can withstand high pressure and heat, making them an ideal choice for fire safety installations.
- Q:What is the fire rating of steel pipes?
- Several factors determine the fire rating of steel pipes. Steel possesses inherent fire resistance due to its high melting point and low thermal conductivity. However, the fire rating of steel pipes can be further improved by employing fire-resistant coatings or insulation materials. These additional measures can offer different levels of fire protection, typically quantified by how long the pipes can retain their structural integrity during a fire situation. The precise fire rating of steel pipes may differ depending on the thickness and type of coating or insulation employed. To ascertain the appropriate fire rating requirements for specific applications, it is crucial to refer to industry standards, such as those established by organizations like the National Fire Protection Association (NFPA), or consult with fire safety professionals.
- Q:What is the maximum bending radius for steel pipes?
- The maximum bending radius for steel pipes depends on various factors, such as the pipe diameter, wall thickness, and the type of steel used. Generally, larger diameter pipes with thicker walls have a larger maximum bending radius. However, it is important to follow industry standards and guidelines to ensure the structural integrity of the pipe is maintained during the bending process. Consulting the manufacturer's specifications or referring to relevant codes and standards, such as the American Society of Mechanical Engineers (ASME) B31.1 or B31.3, can provide specific information on the maximum bending radius for steel pipes in different applications.
- Q:What are the common welding techniques used for steel pipes?
- The common welding techniques used for steel pipes include Shielded Metal Arc Welding (SMAW or stick welding), Gas Metal Arc Welding (GMAW or MIG welding), Flux-Cored Arc Welding (FCAW), and Gas Tungsten Arc Welding (GTAW or TIG welding).
- Q:How do you calculate the maximum allowable deflection for steel pipes?
- When calculating the maximum allowable deflection for steel pipes, various factors must be taken into account. These factors include the pipe diameter, material properties, support conditions, and desired level of deflection. The maximum allowable deflection is typically determined according to industry standards and codes. One popular method for calculating the maximum allowable deflection is based on the pipe's span-to-diameter ratio, also known as the L/D ratio. The L/D ratio is calculated by dividing the pipe's span (the distance between supports) by its diameter. Numerous industry codes provide guidelines for the maximum allowable deflection based on the L/D ratio. For instance, the American Society of Mechanical Engineers (ASME) B31.1 Power Piping Code suggests that for carbon steel pipes, the maximum allowable deflection should not exceed 3% of the pipe's span when the L/D ratio is 100 or less. However, as the L/D ratio increases, the deflection limit decreases to ensure the pipe's stability and structural integrity. To calculate the maximum allowable deflection using the L/D ratio method, you first need to determine the L/D ratio based on the pipe's span and diameter. Then, you can refer to the applicable code or standard to find the corresponding maximum allowable deflection limit. It's important to note that other factors, such as the pipe material's yield strength, wall thickness, and the type of loading (e.g., dead load, live load), also influence the maximum allowable deflection. Therefore, it is crucial to consult the relevant industry standards, codes, and engineering principles to accurately calculate the maximum allowable deflection for steel pipes.
- Q:Can steel pipes be used for the construction of offshore wind farms?
- Yes, steel pipes can be used for the construction of offshore wind farms. Steel pipes are commonly used for the fabrication of foundation structures, such as monopiles or jackets, which provide stability and support for wind turbine installations in the seabed. The durability, strength, and resistance to corrosion of steel make it an ideal material for withstanding the harsh offshore conditions. Additionally, steel pipes can be easily transported, assembled, and installed, making them a cost-effective and reliable choice for offshore wind farm construction.
- Q:What time what time for gas pipeline steel pipe PE pipe
- PE pipe is suitable for medium voltage and low voltage 0.4MPa below the pressure pipe wall thickness. According to the different pressure is not the same, so the steel tube can be used for high pressure.
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Welded ERW Steel Pipe Q235
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 35 m.t.
- Supply Capability:
- 12000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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