• Galvanized Steel Square Pipe/ASME ANSI JIS GB Q195--Q345 System 1
  • Galvanized Steel Square Pipe/ASME ANSI JIS GB Q195--Q345 System 2
  • Galvanized Steel Square Pipe/ASME ANSI JIS GB Q195--Q345 System 3
Galvanized Steel Square Pipe/ASME ANSI JIS GB Q195--Q345

Galvanized Steel Square Pipe/ASME ANSI JIS GB Q195--Q345

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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
15000 m.t./month

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 1Structure of Galvanized Steel Square Pipe

Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell. As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable. Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe. 

 

2‍‍Main Features of Galvanized Steel Square Pipe:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price  

 

3Galvanized Steel Square PipeSpecification

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. 

 

 

4Packaging & Delivery

Packaging Details:

seaworthy package,bundles wrapped with strong steel strip

Delivery Detail:

15-30days after received 30%TT

 

5FAQ of Galvanized Steel Square Pipe

How 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.

How 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.

Why 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.

 

6‍‍Galvanized Steel Square Pipe Images ‍‍

 

 

 

 

 

 

 

Q:What are the different types of steel pipe tees?
There are several different types of steel pipe tees that are commonly used in various plumbing and piping applications. 1. Equal tee: This type of tee has all three branches of the same size, resulting in equal flow of fluid or gas through each branch. 2. Unequal tee: As the name suggests, an unequal tee has branches of different sizes. This allows for the merging or diversion of flows with different volumes or pressures. 3. Reducing tee: This type of tee is used when the branch size is smaller than the main pipe size. It allows for a reduction in size while maintaining the flow in the main line. 4. Barred tee: A barred tee is used in situations where a pig (a device used for cleaning and inspecting pipelines) needs to be inserted or removed from the line. It has a bar welded across one or two of the branches to create a bypass for the pig. 5. Lateral tee: A lateral tee has a 45-degree or 90-degree branch angle, allowing for the branch line to run perpendicular to the main line. It is commonly used in fire sprinkler systems or in situations where a change in direction is required. 6. Compression tee: This type of tee is used in gas or hydraulic systems, where the branches are connected using compression fittings instead of welding or threading. 7. Butt-weld tee: A butt-weld tee is used in high-pressure and high-temperature applications. It is welded to the main pipe using butt-welding techniques, ensuring a strong and leak-proof connection. These are some of the most common types of steel pipe tees used in various industries. The selection of the appropriate tee depends on the specific requirements of the project, including the size of the pipes, the flow rates, and the materials being transported.
Q:Seamless steel pipe is how to do it?
1. seamless steel tubes for structural purposes (GB/T8162-1999) are seamless steel tubes for general structural and mechanical construction.2. seamless steel pipe for fluid transportation (GB/T8163-1999) is used to transport water, oil, gas and other fluids of general seamless steel pipe.3. seamless steel tubes for low and medium pressure boiler (GB3087-1999) is used in the manufacture of various structures of low and medium pressure boiler superheated steam pipe, superheated steam pipe, boiling water pipe and boiler flue tube, pipe and brick arch tubes of high quality carbon steel hot rolling and cold drawing (rolling) seamless steel tube.4. high pressure boiler seamless steel tube (GB5310-1995) is used for the manufacture of high-pressure and above the pressure of water boiler heating surface for high-quality carbon steel, alloy steel and stainless steel heat-resistant seamless steel pipe.5. high pressure seamless steel tube (GB6479-2000) for chemical fertilizer equipment is a kind of high quality carbon structural steel and alloy steel seamless pipe for chemical equipment and pipes of working temperature of -40~400 DEG C and working pressure of 10~30Ma.6. seamless steel tubes for petroleum cracking (GB9948-88) are tubes, heat exchangers and seamless steel tubes used in refineries.
Q:How do you calculate the pipe volume for steel pipes?
In order to determine the volume of a steel pipe, one must possess knowledge regarding its length and the inner diameter. The formula for calculating the volume of a cylindrical shape, such as a pipe, is V = πr^2h, where V denotes the volume, π represents a mathematical constant which is approximately equivalent to 3.14159, r signifies the radius of the pipe (which is half of the inner diameter), and h stands for the length of the pipe. Initially, employ a measuring tape or a caliper to measure the inner diameter of the pipe. Proceed to divide this value by 2 in order to obtain the radius. Afterwards, proceed to measure the length of the pipe, utilizing inches, feet, or meters. Ensure that the same unit of measurement is used for both the radius and length. Once the measurements for the radius and length have been ascertained, input them into the formula V = πr^2h. For instance, let us assume that the inner diameter of the steel pipe measures 10 inches and the length amounts to 50 feet. Firstly, divide the inner diameter by 2 to determine the radius: 10 / 2 = 5 inches. Next, convert the length into inches: 50 feet * 12 inches/foot = 600 inches. Subsequently, input the values into the formula: V = 3.14159 * 5^2 * 600. By calculating the volume: V = 3.14159 * 25 * 600 = 47,123.85 cubic inches. Therefore, the volume of the steel pipe is approximately 47,123.85 cubic inches.
Q:How are steel pipes used in transportation?
Steel pipes are commonly used in transportation for various purposes. They are used in the construction of pipelines for transporting fluids, such as oil, gas, and water, over long distances. Steel pipes are also utilized in the manufacturing of vehicle components, including exhaust systems, chassis, and suspension parts. Additionally, steel pipes can be found in infrastructure projects like bridges and tunnels, providing structural support for transportation networks.
Q:What is the load-bearing capacity of steel pipes?
The load-bearing capacity of steel pipes depends on various factors such as the diameter, wall thickness, and grade of the steel used. Generally, steel pipes have high load-bearing capacity due to their inherent strength and durability. The load-bearing capacity can be determined through engineering calculations and testing methods. These calculations consider factors like the applied load, pipe dimensions, and the material properties of the steel. It is important to consult engineering standards and guidelines, as well as a structural engineer, to accurately determine the load-bearing capacity of specific steel pipes for a given application.
Q:What are the factors that affect the lifespan of steel pipes in different environments?
The factors that affect the lifespan of steel pipes in different environments include exposure to corrosive substances, temperature fluctuations, water quality, and mechanical stress.
Q:How are steel pipes used in the electronics industry?
Steel pipes are commonly used in the electronics industry for various purposes such as cable management, structural support, and heat dissipation. They are often used to protect and organize cables and wires, ensuring efficient and organized routing of electrical connections. Steel pipes also provide structural support for electronic equipment, serving as a framework for mounting components and ensuring stability. Additionally, steel pipes are used for heat dissipation, allowing for the efficient cooling of electronic devices, which is crucial for maintaining optimal performance and preventing overheating.
Q:What is the average cost of steel pipes?
The average cost of steel pipes can vary depending on several factors such as the size, grade, and quantity of the pipes needed, as well as the current market conditions. Generally, the cost of steel pipes ranges from $500 to $1500 per ton. However, it is important to note that this is a rough estimate, and prices can fluctuate based on factors like demand, location, and quality. It is recommended to reach out to suppliers or manufacturers for more accurate pricing information based on specific project requirements.
Q:What are the different manufacturing standards for steel pipes?
There are several manufacturing standards for steel pipes that are widely recognized and implemented in the industry. These standards ensure that the steel pipes are produced to meet specific requirements and quality standards. Some of the most common manufacturing standards for steel pipes include: 1. American Society for Testing and Materials (ASTM): ASTM standards are widely used in the United States and cover a wide range of steel pipe specifications. These standards include specifications for seamless and welded steel pipes, as well as various grades and dimensions. 2. International Organization for Standardization (ISO): ISO standards are globally recognized and provide guidelines for the production of steel pipes. ISO standards cover areas such as dimensions, materials, testing, and quality control. 3. European Norm (EN): EN standards are applicable in Europe and provide specifications for various types of steel pipes. These standards cover aspects such as dimensions, materials, manufacturing processes, and testing. 4. Japanese Industrial Standards (JIS): JIS standards are widely used in Japan and have gained international recognition. These standards cover dimensions, materials, and testing methods for steel pipes. 5. British Standards (BS): BS standards are commonly used in the United Kingdom and cover a range of steel pipe specifications. These standards include requirements for dimensions, materials, and testing procedures. 6. American Petroleum Institute (API): API standards are specifically developed for the oil and gas industry and cover various aspects of steel pipe manufacturing. These standards include specifications for seamless and welded pipes used in oil and gas exploration, production, and transportation. It is important for manufacturers, buyers, and users of steel pipes to be aware of these standards to ensure the quality, compatibility, and reliability of the pipes. Compliance with these standards helps to ensure that the steel pipes meet the necessary requirements and are suitable for their intended applications.
Q:What is the average lifespan of a steel pipe?
The average lifespan of a steel pipe can vary depending on various factors such as the quality of the steel, the environment it is exposed to, and the level of maintenance. However, with proper installation and maintenance, a steel pipe can typically last anywhere from 20 to 100 years.

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