• Kinds of   carbon steel  square rectangular pipe System 1
  • Kinds of   carbon steel  square rectangular pipe System 2
Kinds of   carbon steel  square rectangular pipe

Kinds of carbon steel square rectangular pipe

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
12 m.t.
Supply Capability:
9500 m.t./month

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Item specifice

Standard:
AISI,JIS,GB,BS,DIN,API,EN,ASTM
Technique:
Hot Rolled,Cold Rolled,Cold Drawn,ERW,Saw,Extruded,EFW
Shape:
Square,C Channel,Hexagonal,Rectangular,Oval,LTZ
Surface Treatment:
Galvanized,Coated,Copper Coated,Oiled,Dry,Polished,Bright,Black,PVDF Coated
Steel Grade:
Q195,Q215,Q235,Q215B,Q235B,RHB335,200 Series,10#,20#
Certification:
ISO,SGS,IBR,RoHS,CE,BSI,UL
Thickness:
0-34mm
Length:
0-15m
Net Weight:
0-5mt

1Structure of  Kinds of   carbon steel  square rectangular tube 

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.

 

2‍‍Main Features of Kinds of   carbon steel  square rectangular tube:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3 Kinds of  Kinds of   carbon steel  square rectangular tube

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  Kinds of   carbon steel  square rectangular tube:  

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 Kinds of  low carbon square rectangular tube Images ‍‍

Kinds of   carbon steel  square rectangular pipe

Kinds of   carbon steel  square rectangular pipe

 

 

Q:What is the role of steel pipes in the construction of bridges and tunnels?
Steel pipes play a crucial role in the construction of bridges and tunnels. They are extensively used for various purposes due to their strength, durability, and versatility. In bridge construction, steel pipes are commonly employed for the fabrication of the bridge's structural framework. They serve as the primary load-bearing members, providing support and stability to the entire structure. Steel pipes are particularly favored in bridge construction due to their high tensile strength, which enables them to withstand heavy loads, including the weight of vehicles and the dynamic forces generated by traffic. Steel pipes are also utilized in the construction of bridge piers and abutments. These components provide the foundation and support for the bridge structure. Steel pipes are often driven deep into the ground to create sturdy foundations that can withstand the forces exerted by the bridge's weight and external factors such as wind, water currents, and seismic activity. Similarly, steel pipes are essential in tunnel construction. They are extensively used in tunnel lining, which refers to the installation of structural elements along the tunnel walls and roof to provide stability and prevent soil or rock collapse. Steel pipes are often used as reinforcement elements, ensuring the structural integrity of the tunnel and protecting it from external pressures. Moreover, steel pipes are employed for underground utility systems in both bridges and tunnels. They serve as conduits for various utilities such as water supply, electrical cables, gas pipelines, and communication lines. Steel pipes are ideal for these applications due to their corrosion resistance, ability to withstand high pressures, and longevity. Overall, the role of steel pipes in the construction of bridges and tunnels is to provide strength, stability, and durability to the structures. They play a vital role in ensuring the safety and functionality of these critical infrastructure projects, allowing for efficient transportation and the seamless provision of utilities.
Q:How are steel pipes protected against seismic activities?
Steel pipes are protected against seismic activities through various measures such as designing them to be flexible and resilient, using seismic joints and hangers, and implementing proper anchoring and support systems. Additionally, steel pipes are often coated with protective materials to enhance their resistance to corrosion and other external factors that may be triggered by seismic events.
Q:What is the outer diameter and wall thickness of DN40 steel pipe?
DN40, refers to the diameter of 40mm, that is, an inch and a half, there are welded pipe and galvanized pipe,Ordinary wall thickness 3.5mm wt 3.84kg/mThicken 4.25mm weight 4.58kg/m
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:Can steel pipes be used for underground sewage systems?
Yes, steel pipes can be used for underground sewage systems. Steel pipes are durable, resistant to corrosion, and can withstand high pressure, making them suitable for transporting sewage underground. However, proper protective coating and maintenance are essential to prevent any potential corrosion or degradation over time.
Q:How are steel pipes used in the manufacturing of shipbuilding?
Steel pipes are used in shipbuilding for various purposes such as constructing the ship's hull, piping systems for fuel and water transport, ventilation systems, and structural support. They provide strength, durability, and corrosion resistance, making them essential components in the construction and operation of ships.
Q:Is there a weld on the outer wall of seamless steel tube?
As you have said this, you have to fake goods is seamless, commonly known as to seamless steel pipe, seamless steel pipe is welded pipe weld reinforcement, and then go inside and outside the weld is worn away, and then burn side is that you say is that, after you can see the wall friction of a weld, is not too obvious. Like a polished, but no wall bulge, can not see the seam,
Q:How are steel pipes protected during transportation?
Steel pipes are typically protected during transportation through a variety of means such as wrapping them with protective coatings, using plastic or metal caps to cover the ends, and securing them with straps or bands to prevent any movement or damage. Additionally, they may be placed in crates or on pallets and secured with stretch film or shrink wrap for added protection.
Q:What are the main types of steel pipe ah? How to judge which kind of steel pipe performance is better?
Sort by connectionThe connection way of steel pipe can be divided into: light pipe (pipe end without thread) and wire tube (Guan Duan with thread).The tube can be divided into ordinary tube and end tube.Thickening of the tube can also be divided into: extra thick (with external thread), internal thickening (with internal thread) and inside and outside thickening (with internal and external thread) and other vehicle wire tube.The wire tube can also be divided into ordinary cylinder or taper thread and special thread.In addition, according to user needs, wire tubes are generally equipped with pipe delivery.Plating characteristicsAccording to the characteristics of surface coated steel pipe can be divided into: Clarinet (not coated) and coating tube.The coating tubes include galvanized pipes, aluminium plated tubes, chrome plated pipes, aluminized tubes and other alloy layers.The coating tube has an outer coating tube, an inner coating tube and an inner and outer coating pipe. The commonly used coatings are plastics, epoxy resins, coal tar, epoxy resins, and various glass based anticorrosive coatings. Galvanized pipe is divided into KBG pipe, JDG pipe, threaded pipe, etc.
Q:How do you determine the weight per foot of a steel pipe?
To determine the weight per foot of a steel pipe, you need to know its outer diameter, wall thickness, and the density of steel. Using these measurements, you can calculate the cross-sectional area of the pipe, which is then multiplied by the length of the pipe to find its volume. Finally, multiplying the volume by the density of steel gives you the weight per foot of the steel pipe.

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