• low carbon square rectangular pipe hot sell System 1
  • low carbon square rectangular pipe hot sell System 2
low carbon square rectangular pipe hot sell

low carbon square rectangular pipe hot sell

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
20 m.t.
Supply Capability:
7000 m.t./month

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Specification

Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Extruded,EFW
Shape:
Square,Rectangular
Surface Treatment:
Galvanized,Coated,Color Coated,Oiled,Polished,Bright,Black
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,A53(A,B)
Certification:
ISO,SGS,BV,IBR,RoHS,CE,UL
Thickness:
0-40
Length:
0-18
Net Weight:
0-10

 

1Structure of   low carbon square rectangular pipe hot sell

Square tube, square tube is a kind of call and rectangular tube, is equal and not equal to the length of steel pipe. Is the strip through the process of processing roll system. In general is the strip through the demolition of the package, flat, curly, welded to form a circular tube, and then rolled into a square tube and then cut into a square tube and then cut into the required length.

 

2A variety of low carbon square rectangular pipe hot sell :

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3 A variety of low carbon square rectangular pipe hot sell

Standard

GB, DIN, ASTM

Grade

10#-45#, 16Mn

10#, 20#, 45#, 16Mn

Thickness

1.5 - 25 mm

Section Shape

Square  and rectangular

Outer Diameter

20*20 mm-------400*400mm   20*30mm*300*500mm

Place of Origin

Tianjin, China (Mainland)

Length

3-12M

Outer Diameter

20*20 mm-------400*400mm   20*30mm*300*500mm

Grade 

235B   345B 

Standard

ASME, ASTM

 

1) Material:(ASTM A 106/A53 GRB.API5LGRB,GB,235B,345B

2) Specification range:OD: 20*30mm----300*500mm 20*20 mm---400*400mm    ,WT: 1.5 - 25 mm   ,length:3-12m or according to the requirement of clients.

3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut ,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  low carbon square rectangular pipe hot sell

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.

 

6‍‍ low carbon square rectangular pipe hot sell Images ‍‍

 

low carbon square rectangular pipe hot sell

low carbon square rectangular pipe hot sell

Q: How do steel pipes perform in corrosive environments?
Steel pipes perform well in corrosive environments due to their natural corrosion resistance. The addition of protective coatings or linings further enhances their performance, making them highly durable and suitable for a wide range of applications in such environments.
Q: Are steel pipes suitable for industrial cooling systems?
Yes, steel pipes are suitable for industrial cooling systems. They are highly durable, resistant to corrosion, and can withstand high pressures and temperatures. Additionally, steel pipes have excellent heat transfer properties, making them efficient for cooling applications.
Q: Are steel pipes suitable for use in sewage treatment plants?
Yes, steel pipes are suitable for use in sewage treatment plants. They are durable, strong, and resistant to corrosion, making them ideal for handling the harsh environment and corrosive substances found in sewage treatment plants. Steel pipes also offer excellent flow characteristics and can withstand high pressure, making them reliable for transporting wastewater and sewage within the facility.
Q: What is the difference between Schedule 40 and Schedule 80 steel pipes?
The main difference between Schedule 40 and Schedule 80 steel pipes lies in their wall thickness. Schedule 40 pipes have a thinner wall, making them suitable for low-pressure applications, while Schedule 80 pipes have a thicker wall, enabling them to withstand higher pressure.
Q: Can steel pipes be used for signposts or street lighting poles?
Yes, steel pipes can be used for signposts or street lighting poles. Steel pipes are often chosen for their durability, strength, and resistance to harsh weather conditions, making them suitable for supporting signs or street lighting fixtures.
Q: How are steel pipes used in the manufacturing of agricultural machinery?
Steel pipes are commonly used in the manufacturing of agricultural machinery for various purposes such as structural support, fluid transportation, and hydraulic systems. They provide durability and strength to the machinery, allowing it to withstand the heavy loads and harsh conditions associated with agricultural activities. Additionally, steel pipes are often used to create the framework and chassis of the machinery, ensuring its stability and longevity in the field.
Q: What is the difference between schedule 10 and schedule 40 steel pipes?
Schedule 10 and schedule 40 steel pipes find common usage in various industries for different purposes, differing in their wall thickness and pressure ratings. When it comes to wall thickness, schedule 10 pipes possess a slimmer wall in comparison to schedule 40 pipes. This attribute results in schedule 10 pipes having a smaller internal diameter and the ability to withstand lower pressure compared to schedule 40 pipes. While schedule 10 pipes typically have a wall thickness of 0.109 inches, schedule 40 pipes boast a wall thickness of 0.154 inches. The thinner walls of schedule 10 pipes make them ideal for applications with low pressure, such as domestic water supply, drainage systems, and general plumbing. Additionally, they are frequently employed in lightweight structures or where weight is a significant concern. On the other hand, schedule 40 pipes are specifically designed to handle higher pressure and are commonly utilized in industrial settings. These pipes are often found in applications such as oil and gas pipelines, chemical processing plants, and high-pressure fluid systems. The thicker walls of schedule 40 pipes provide them with enhanced strength and durability, enabling them to withstand higher pressure and stress. To summarize, the primary distinction between schedule 10 and schedule 40 steel pipes lies in their wall thickness and pressure ratings. Schedule 10 pipes have a thinner wall and are suitable for low-pressure applications, while schedule 40 pipes possess a thicker wall and can withstand higher pressure. It is crucial to select the appropriate schedule based on the specific requirements and pressure limitations of the intended application.
Q: How do you measure the thickness of a steel pipe?
Different methods can be used to measure the thickness of a steel pipe, depending on the required precision and available tools. Here, we present three commonly used approaches: 1. Calipers or Vernier Calipers: These are widely used and straightforward tools for measuring thickness. Place the jaws of the calipers on both sides of the pipe, ensuring they are perpendicular to the surface. Gently close the jaws until they touch the pipe, and then read the measurement on the caliper scale. 2. Ultrasonic Thickness Gauge: This method provides more accurate results and is commonly employed in industrial settings. An ultrasonic thickness gauge emits high-frequency sound waves that penetrate the steel pipe. By measuring the time it takes for the sound waves to bounce back, the gauge calculates the pipe's thickness. Before taking the measurement, ensure that the pipe surface is clean and smooth. 3. Magnetic Thickness Gauge: This method is specifically designed for measuring the thickness of ferrous materials like steel. The gauge incorporates a small magnet that adheres to the pipe surface. By applying a magnetic field, the gauge determines the distance between the magnet and the base plate. This distance corresponds to the thickness of the steel pipe. It is important to consider that each method has its own limitations in terms of accuracy. The choice of measurement technique should be based on the desired precision, availability of tools, and the specific requirements of the application.
Q: Do steel pipes expand or contract with temperature changes?
Steel pipes expand when subjected to an increase in temperature and contract when exposed to a decrease in temperature. This phenomenon is a result of the thermal expansion and contraction properties of steel, which is a characteristic of most materials. When steel pipes are heated, the molecules within the metal gain energy and vibrate more vigorously, causing them to move apart and expand in size. Conversely, when the temperature of the steel pipes decreases, the molecules lose energy and move closer together, resulting in a contraction or shrinkage in size. It is important to consider these thermal expansion and contraction properties of steel pipes when designing and installing them, as failure to account for these changes may lead to structural damage, leaks, or other issues.
Q: What is PE coated steel pipe? Seek explanation
PE coating on the inner wall of steel pipe steel pipe is covered with a layer of polyethylene plastic polymer, PE, polyethylene (Polyethylene of raised temperature is the abbreviation of resistance English), the scope of application of the general PE pipe water supply pipe to a temperature below 40 DEG C, cannot be used for hot water transmission pipeline.

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