• 20# Seamless steel pipe ASTM A106/API 5L/ASTM A106 System 1
  • 20# Seamless steel pipe ASTM A106/API 5L/ASTM A106 System 2
20# Seamless steel pipe ASTM A106/API 5L/ASTM A106

20# Seamless steel pipe ASTM A106/API 5L/ASTM A106

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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
9000 m.t./month

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1、Structure of 20# Seamless steel pipe ASTM A106/API 5L/ASTM A106: 

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.

 

2、‍‍Main Features of the 20# Seamless steel pipe ASTM A106/API 5L/ASTM A106:

• High manufacturing accuracy

• High strength

• Small inertia resistance

• Strong heat dissipation ability

• Good visual effect

• Reasonable price 

 

3、20# Seamless steel pipe ASTM A106/API 5L/ASTM A106 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. 

 

4、Packaging & Delivery

Packaging Details:

seaworthy package,bundles wrapped with strong steel strip

Delivery Detail:

15-30days after received 30%TT

 

5、FAQ of 20# Seamless steel pipe ASTM A106/API 5L/ASTM A106:  

①How 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.

②Why 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、20# Seamless steel pipe ASTM A106/API 5L/ASTM A106 Images: ‍‍

 

Q: What is the production process of seamless steel tube?
The delivery status of hot-rolled seamless steel tubes is generally hot-rolled and delivered after heat treatment. Hot rolled seamless steel tube after quality inspection after staff strict hand picked in quality inspection should be carried out after the oil surface, followed by cold drawing experiments, hot rolling process should be carried out after the perforation experiment, if perforated expanding too large to carry out straightening correction. After straightening, the device is sent to the flaw detector by the transfer device to carry out the flaw detection experiment. Finally, the label is attached and the specifications are arranged and placed in the warehouse.
Q: Can steel pipes be used for underground gas distribution?
Yes, steel pipes can be used for underground gas distribution. Steel pipes are commonly utilized in the gas industry due to their high strength, durability, and resistance to corrosion. They are capable of withstanding the pressure and stress associated with gas distribution systems. Additionally, steel pipes have been proven to be reliable and safe for transporting natural gas underground. However, it is essential to ensure that the steel pipes are properly coated and protected against corrosion to maintain their integrity and longevity. Regular inspections and maintenance are also necessary to identify and address any potential issues that may arise.
Q: 304 stainless steel tube with the diameter of 25*2-3 is what mean
304 stainless steel tube with the diameter of 25*2-3 said: material for 304 (the equivalent of the American brand, Chinese numbered S30408 stainless steel or 06Cr19Ni10 stainless steel), diameter (OD) for 25mm, for the seamless steel pipe wall thickness of 2 to 3mm.
Q: How are steel pipes used in the automotive industry?
Steel pipes are commonly used in the automotive industry for various applications such as exhaust systems, fuel lines, and structural components. They provide strength, durability, and resistance to corrosion, making them ideal for withstanding high temperatures and harsh conditions. Steel pipes are essential in ensuring efficient exhaust gas flow, delivering fuel to the engine, and providing structural support to enhance vehicle safety and performance.
Q: Are the welded and galvanized tubes the same weight?
There should be no difference in the weight of the same specifications for the welded pipe and galvanized pipe. The slight difference is that the galvanized pipe should be pickled before galvanizing and must digest some iron and then galvanized. The difference depends on the difference in the process. So the theoretical calculations are the same.
Q: What are the different types of steel pipe hangers?
There are several different types of steel pipe hangers, including clevis hangers, riser clamps, beam clamps, strut clamps, and loop hangers. Each type is designed to securely support and suspend pipes in various applications, such as plumbing, HVAC, and industrial systems.
Q: Can steel pipes be used for transporting gases?
Yes, steel pipes can be used for transporting gases. Steel pipes are known for their strength, durability, and resistance to corrosion, making them an ideal choice for transporting various gases over long distances. Additionally, steel pipes can handle high pressure and extreme temperatures, ensuring the safe and efficient transportation of gases.
Q: What is the difference between steel pipes and FRP pipes?
Steel pipes and FRP pipes are commonly used in various industries and applications, but they differ in several ways: 1. Material Composition: Steel pipes are constructed from iron and carbon alloys, along with elements like manganese, silicon, and small amounts of other metals. Conversely, FRP pipes consist of a polymer matrix reinforced with fibers such as glass or carbon. 2. Strength and Durability: Steel pipes are renowned for their exceptional strength and durability, enabling them to endure high pressures, heavy loads, and extreme temperatures. Although FRP pipes are also strong and durable, they are comparatively lighter in weight and may not possess the same level of strength as steel pipes. Nonetheless, they excel in corrosion resistance and have a longer lifespan in corrosive environments. 3. Corrosion Resistance: Steel pipes are susceptible to corrosion and thus require protective coatings or linings to prevent rust and deterioration. In contrast, FRP pipes possess inherent corrosion resistance and do not necessitate additional coatings. Consequently, they are well-suited for transporting corrosive fluids or functioning in corrosive environments. 4. Installation and Maintenance: Installing steel pipes necessitates specialized welding or threading techniques. Consequently, installation can be more labor-intensive and time-consuming, particularly for complex or large-scale projects. Conversely, FRP pipes are lightweight and easily transportable and installed. Often arriving in pre-fabricated sections, they expedite installation, reduce labor requirements, and demand minimal maintenance in comparison to steel pipes. 5. Cost: Generally, steel pipes are more expensive than FRP pipes due to the higher cost of raw materials and the need for additional corrosion protection measures. FRP pipes offer a cost-effective alternative, particularly in applications where corrosion resistance is paramount, as they eliminate the necessity for expensive coatings or linings. Ultimately, the selection between steel pipes and FRP pipes depends on the specific requirements of the application. Steel pipes are favored for their high strength, whereas FRP pipes offer advantages such as corrosion resistance, lightweight construction, and cost-effectiveness.
Q: What are the main types of steel pipe ah? How to judge which kind of steel pipe performance is better?
Steel pipe according to the production method can be divided into two categories: seamless steel pipe and pipe joints, pipe joints as welded steel pipe.1. seamless steel tube according to the production methods can be divided into: hot-rolled seamless pipe, cold drawn tube, precision steel tube, heat expansion tube, cold spinning tube and extrusion tube.Seamless steel tubes are made of high quality carbon or alloy steel. They are hot-rolled and cold-rolled (drawn).Bundled steel pipe
Q: How are steel pipes used in the chemical processing industry?
Steel pipes are commonly used in the chemical processing industry for various purposes such as transporting chemicals, gases, and liquids, as well as for structural support and containment. They are highly durable, corrosion-resistant, and can withstand high temperatures and pressures, making them ideal for handling and conveying hazardous substances safely.

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