• All cold and hot rolling seamless steel pipe diameter System 1
  • All cold and hot rolling seamless steel pipe diameter System 2
All cold and hot rolling seamless steel pipe diameter

All cold and hot rolling seamless steel pipe diameter

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
50 m.t.
Supply Capability:
15000 m.t./month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

1Structure of  All cold and hot rolling seamless steel pipe diameter: 

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 All cold and hot rolling seamless steel pipe diameter:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3 All cold and hot rolling seamless steel pipe diameterSpecification

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  All cold and hot rolling seamless steel pipe diameter:  

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.

 

6‍‍Seamless Pipe ASTM A106/53 Images ‍‍

Q: How are steel pipes used in the construction of shipbuilding?
Steel pipes are used in shipbuilding for a variety of purposes, including the construction of the ship's framework, hull, and various onboard systems. These pipes provide structural strength and durability, allowing the ship to withstand the harsh conditions at sea. They are also used for piping systems, such as fuel, water, and ventilation, ensuring the efficient operation of the vessel.
Q: How are steel pipes protected against external impact or mechanical damage?
Steel pipes are protected against external impact or mechanical damage through various methods. One commonly used technique is the application of a protective coating on the surface of the pipe. This coating acts as a barrier and helps to prevent direct contact between the pipe and any external objects or forces. Coatings such as epoxy, polyethylene, or polyurethane are often used as they provide excellent resistance to impact and abrasion. Another method of protection is the use of pipe supports or clamps. These supports are installed at regular intervals along the length of the pipe to provide stability and prevent excessive movement or vibration. They help distribute the load and absorb any external impacts, reducing the risk of mechanical damage. In addition, steel pipes can be reinforced by wrapping them with materials such as fiberglass, carbon fiber, or kevlar. These reinforcement materials add an extra layer of strength and durability, making the pipes more resistant to external impact and mechanical damage. Furthermore, measures such as burying the pipes underground or installing them within protective casings can also provide an additional layer of protection. This helps shield the pipes from direct contact with external objects, reducing the risk of damage from accidental impacts or environmental factors. Overall, a combination of protective coatings, supports, reinforcements, and proper installation methods help ensure that steel pipes are safeguarded against external impact or mechanical damage, thereby prolonging their lifespan and maintaining their structural integrity.
Q: What is the difference between internal and external coating of steel pipes?
The main difference between internal and external coating of steel pipes lies in the purpose and location of the coatings. The internal coating is applied on the inner surface of the steel pipe to protect it from corrosion and ensure smooth flow of the contents within the pipe. It is commonly used to prevent contamination of the transported liquid or gas and to extend the lifespan of the pipe. On the other hand, the external coating is applied on the outer surface of the steel pipe to protect it from environmental factors such as moisture, chemicals, and physical damage. It helps to prevent corrosion and maintain the structural integrity of the pipe, especially in harsh conditions. Overall, while the internal coating focuses on the functionality and preservation of the transported contents, the external coating primarily aims at safeguarding the pipe itself from external influences.
Q: What is the weight of steel pipes?
The weight of steel pipes can vary depending on their size, length, and thickness. However, on average, steel pipes typically weigh between 1.1 to 1.5 pounds per foot.
Q: What is the density of steel pipes?
The density of steel pipes varies depending on the specific grade and composition of the steel used. However, on average, the density of steel pipes is typically around 7.8 grams per cubic centimeter (g/cm³) or 7800 kilograms per cubic meter (kg/m³). It is important to note that this value can vary slightly depending on factors such as the manufacturing process and the specific alloy used in the steel.
Q: What are the different types of gaskets used with steel pipes?
There are several types of gaskets commonly used with steel pipes, including spiral wound, ring joint, and flat gaskets. Spiral wound gaskets are made by winding a metal strip and a filler material together, providing excellent sealing properties. Ring joint gaskets are typically used in high-pressure applications and have a metallic ring shape to ensure a tight seal. Flat gaskets, on the other hand, are simple, flat pieces of material, often made from rubber or graphite, and are used for low-pressure applications.
Q: How are steel pipes used in the wastewater treatment industry?
Steel pipes are commonly used in the wastewater treatment industry for various purposes, including the transportation of wastewater from one area to another, the distribution of treated water to different locations, and the construction of infrastructure such as pumping stations and treatment plants. Due to their durability, resistance to corrosion, and ability to withstand high pressure, steel pipes are essential components in the efficient and reliable operation of wastewater treatment systems.
Q: Can steel pipes be used for underground transportation tunnels?
Underground transportation tunnels can indeed utilize steel pipes. For a multitude of purposes like water, gas, and sewage transportation, steel pipes are commonly employed in the construction of these tunnels. Renowned for their resilience, durability, and ability to resist corrosion, steel pipes are remarkably suitable for underground applications. With the capacity to endure the weight and pressure exerted by the nearby soil, they can also be reinforced to guarantee stability. Moreover, steel pipes offer flexibility in tunnel design as they can be manufactured in various sizes and lengths. Nonetheless, one must carefully consider factors such as soil conditions, load-bearing capacity, and potential environmental impacts before opting for steel pipes in underground transportation tunnels.
Q: What are the dimensions of steel pipes?
The dimensions of steel pipes can vary greatly depending on the specific application and industry requirements. However, common dimensions for steel pipes include diameter, wall thickness, and length. Diameter can range from a few millimeters to several meters, while wall thickness can vary from thin-walled pipes to thick-walled pipes. Lengths can be customized based on project needs, but standard lengths are typically 6 meters or 20 feet.
Q: Can steel pipes be used for underground water wells?
Yes, steel pipes can be used for underground water wells. Steel pipes are often chosen for their durability and strength, which makes them suitable for withstanding the pressure and weight of the surrounding soil and water. They are commonly used in both residential and industrial applications for drilling and constructing water wells. However, it is important to consider certain factors such as the type and quality of the steel, as well as the presence of corrosive elements in the water, to ensure the longevity and reliability of the well system. Additionally, proper insulation and coating may be required to prevent corrosion and contamination of the underground water source.

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

Hot products


Hot Searches

Related keywords