Welded Steel Tube Professional Supplier Steel Pipes

Welded Steel Tube Professional Supplier Steel Pipes

Ref Price:

Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

Inquire Now

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

High Quality Hollow Section-Square Tubes

Seamless Carbon And Alloy Steel Mechanical Tubing

High Quality ASTM A53 ERW Welded Steel Pipe

ERW Welded Pipes

API 5L Seamless Line Pipe

SSAW welded carbon steel pipes from cnbm

ALL kinds of Seamless steel pipe higher quality 20# 16mn

Square tube and rectangular tube for building structure

Welded Steel Tube China Professional Supplier Steel Pipes

Product Description:

Structure of Welded Steel Tube ASTM DIN1829:

Welded Steel Tube is formed by drawing a solid billet over a piercing rod to create the hollow shell. 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 welded pipe and professioanl service.

‍‍Main Features:

• High manufacturing accuracy

• The higher strength

• The small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Satisfy price

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) 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.

Welded Steel Tube Professional Supplier Steel Pipes

Q: How to descaling galvanized steel pipe?: Galvanized steel tubes will not rust in principle.... Batch rust with weak acid water immersion, individual can use steel wire brush brush on it.

Q: What is a valve and how is it used in steel pipes?: A valve is a device used to control the flow of fluid or gas within a system. In steel pipes, valves are used to regulate and control the flow of liquids or gases by opening, closing, or partially obstructing the passage within the pipe. They are essential for redirecting or stopping the flow, ensuring the safe and efficient operation of the steel pipe system.

Q: Can steel pipes be used for gas transportation?: Yes, steel pipes can be used for gas transportation. Steel is a commonly used material for gas pipelines due to its strength, durability, and resistance to corrosion. Steel pipes are able to withstand high pressures and are suitable for transporting both natural gas and propane. They are also capable of withstanding extreme temperatures, making them ideal for gas transportation in various environments. Additionally, steel pipes can be welded together, allowing for a seamless and continuous pipeline system. However, it is important to ensure that the steel pipes used for gas transportation are properly coated and protected against corrosion to prevent any leaks or damage to the pipeline.

Q: What are the specifications for steel pipes used in high-pressure applications?: The specifications for steel pipes used in high-pressure applications typically include requirements for the pipe material, such as high strength and resistance to corrosion, as well as specific dimensions, thickness, and wall thickness to withstand the pressure. Additionally, they may need to meet specific industry standards, such as ASTM or ASME, and be tested for quality assurance, including pressure testing and non-destructive testing methods.

Q: Are steel pipes suitable for chemical processing plants?: Steel pipes are commonly used in chemical processing plants due to their excellent strength, durability, and resistance to corrosion. Steel pipes, especially those made of stainless steel or alloy steel, can withstand high temperatures, pressure, and the corrosive effects of various chemicals. This makes them suitable for transporting and containing different types of chemicals in a safe and efficient manner. Additionally, steel pipes are easy to install, maintain, and repair, making them a cost-effective choice for chemical processing plants. However, it is important to select the appropriate type of steel and consider factors such as the specific chemicals being processed, the operating conditions, and any potential risks or compatibility issues. Regular inspections and maintenance are also essential to ensure the integrity and performance of steel pipes in chemical processing plants.

Q: Can galvanized pipe be welded with seamless steel tube? What should I do to connect?: Processing method is very simple, I suggest you add blue disk connection, you can not use welding ~ ~ ~!The gas pipe is the best galvanized pipe, mainly play a role in anti-corrosion ~ ~ ~ ~ if you must use seamless connection can.When welding, can open a certain groove, use galvanized material electrode, but the premise is must be welded with seamless tube firmly.

Q: What are the common methods for inspecting the condition of steel pipes?: Some common methods for inspecting the condition of steel pipes include visual inspection, ultrasonic testing, magnetic particle inspection, dye penetrant inspection, and radiographic testing.

Q: How are steel pipes classified based on their diameter?: Steel pipes can be classified based on their diameter into various categories. The most common classification system for steel pipes is based on the nominal pipe size (NPS). NPS is a North American set of standard sizes that are used to designate the diameter of a pipe. It is expressed in inches and represents the approximate inside diameter (ID) of the pipe. Steel pipes are typically classified into three main categories based on their diameter: small bore, medium bore, and large bore. Small bore pipes typically have NPS of 2 inches and below, medium bore pipes have NPS between 2 and 24 inches, and large bore pipes have NPS greater than 24 inches. In addition to the NPS classification, steel pipes can also be classified based on their actual outside diameter (OD). This classification is used to determine the compatibility of pipes with fittings and other components. The OD classification is usually expressed in inches or millimeters. Overall, the classification of steel pipes based on their diameter provides a standardized system for easy identification and selection of pipes for various applications. It helps in ensuring compatibility, efficient installation, and effective functioning of piping systems in different industries such as construction, oil and gas, plumbing, and more.

Q: What are the advantages of using steel pipes in marine applications?: Using steel pipes in marine applications offers several benefits. Firstly, steel pipes possess exceptional durability and a high resistance to corrosion. This is crucial in marine settings where pipes are constantly exposed to saltwater, which can rapidly degrade materials. Steel pipes can withstand these harsh conditions and maintain their structural integrity for extended periods. Another advantage of utilizing steel pipes in marine applications is their strength. Steel is a robust and sturdy material that can endure high pressure and extreme conditions commonly encountered in marine operations. This makes steel pipes ideal for transporting fluids, such as water, oil, and gas, in marine environments. Moreover, steel pipes provide excellent fire resistance. In the event of a fire on a ship or offshore platform, steel pipes act as a reliable fire barrier, preventing the spread of flames and ensuring the safety of personnel and equipment. Furthermore, steel pipes are highly versatile and can be easily fabricated to meet specific requirements. They can be manufactured in various sizes, shapes, and thicknesses, allowing for customization to suit the particular needs of marine applications. Steel pipes can also be easily welded together, creating a seamless and leak-proof system. Lastly, steel pipes prove to be cost-effective in the long run. Although the initial investment may be higher compared to other materials, the durability and longevity of steel pipes make them a cost-efficient choice. With minimal maintenance and a long lifespan, steel pipes reduce the need for frequent replacements, resulting in significant cost savings over time. In conclusion, the advantages of using steel pipes in marine applications include their durability, corrosion resistance, strength, fire resistance, versatility, and cost-effectiveness. These factors make steel pipes a reliable and efficient choice for various marine operations, ensuring the safe and efficient transport of fluids in harsh marine environments.

Q: How do you measure the diameter of a steel pipe?: To measure the diameter of a steel pipe, you can use a few different methods depending on the available tools and accuracy required. Here are a few common ways to measure the diameter: 1. Calipers: The most accurate method is to use a set of calipers. Open the calipers to their maximum width and then gently close them around the pipe until they fit snugly. The measurement shown on the calipers will be the diameter of the pipe. 2. Tape measure or ruler: If you don't have calipers, you can use a tape measure or ruler. Wrap the tape measure or ruler around the circumference of the pipe, making sure it is snug but not too tight. Divide the measurement by pi (3.14) to get the diameter. This method may not be as accurate as calipers, but it can give you a rough estimate. 3. String or flexible tape: Another option is to use a piece of string or flexible tape. Wrap the string or tape around the circumference of the pipe and mark where it overlaps. Measure the length of the marked section using a ruler or tape measure. Divide this measurement by pi (3.14) to determine the diameter. 4. Pipe gauge: A pipe gauge is a specialized tool designed specifically for measuring pipe diameter. It consists of a series of circular holes with corresponding diameter labels. Simply insert the pipe into the hole that best fits, and the label will indicate the diameter. Remember, it is essential to measure the diameter at multiple points along the pipe to account for any irregularities or inconsistencies. For accurate measurements, it is recommended to take multiple readings and calculate an average diameter.

Send your message to us

*Email

*TEL

*Quantity

*Unit