Seamless Boiler Tube 2

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Loading Port:: China Main Port

Payment Terms:: TT or LC

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Specifications

1.Standard:JIS G3461-2005,JIS G3454-2007,JIS G3456-2004,GB/T 8163-1999,DIN 1629/4...
2.Technique:Hot Rolled

Detail specification:

1,Standard: GB5310-2008

2,Material:a, High quality carbon structural steel grade: 20G, 20MnG,25MnG

b, Alloy steel grade: 15MoG,20MoG,12CrMoG,15CrMoG,12Cr2MoG,12CrMoVG,12Cr3MoVSiTiB

c, Heat resistant steel: 1Cr18Ni9,1Cr18Ni11Nb

3,Outside diameter:hot-rolled pipe is 22~530mm

cold-rolled pipe is: 10~108mm

4, Wall thickness: hot-rolled pipe is 20~70mm

cold-rolled pipe is: 2.0~13.0mm

5, Applications: Low and middle pressure fluid pipeline, boiler, petroleum and natural gas industry, drilling, chemical industry, electric industry, shipbuilding, fertilizer equipment and pipeline, structure, petrochemical, pharmaceutical industry

Mechanical Property:

Grade	Tensile Point	Yield Point	Elongation
ASTM A106 B	≥415	≥240	≥30%
ASTM A106 C	≥485	≥275	≥30%

Chemical Component:

Grade	C	Mn	P	S	Si
ASTM A106 B	≤0.30	0.29-1.06	≤0.035	≤0.035	≥0.10
ASTM A106 C	≤0.35	0.29-1.06	≤0.035	≤0.035	≥0.10

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Seamless Boiler Tube 2

FAQ of Seamless Tube

①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard. If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.

②How about price?
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”.

③Why 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.

If you have any question, pls feel free to contact us !

Q: How are steel pipes used in tunnel construction?: Steel pipes are commonly used in tunnel construction for various purposes. They are used to provide structural support by acting as reinforcements or casings for the tunnel walls. Steel pipes also serve as conduits for utilities such as water, gas, and electricity within the tunnel. Additionally, they can be used for ventilation and drainage systems, ensuring a safe and functional environment inside the tunnel. Overall, steel pipes play a crucial role in the construction and functionality of tunnels.

Q: How do steel pipes perform in high-altitude applications?: Steel pipes perform well in high-altitude applications due to their strong structural integrity and resistance to extreme weather conditions. They can withstand the low temperatures and high winds commonly found at high altitudes without compromising their performance or durability. Additionally, steel pipes have excellent corrosion resistance, making them suitable for areas with high humidity or exposure to moisture. Overall, steel pipes are a reliable choice for high-altitude applications due to their strength, resilience, and ability to withstand harsh environmental factors.

Q: What is the difference between carbon steel and alloy steel pipes?: The main difference between carbon steel and alloy steel pipes lies in their composition. Carbon steel pipes are primarily made from iron and carbon, while alloy steel pipes are made from iron, carbon, and other elements such as manganese, nickel, chromium, or molybdenum. Alloy steel pipes have enhanced mechanical properties and better resistance to corrosion, heat, and pressure compared to carbon steel pipes. Additionally, alloy steel pipes are typically used in more demanding applications where strength and durability are critical.

Q: What are the different types of steel pipe coatings for marine applications?: There are several types of steel pipe coatings commonly used for marine applications, including epoxy coatings, polyurethane coatings, and fusion bonded epoxy (FBE) coatings. These coatings are designed to protect the steel pipe from corrosion and provide resistance to marine environments. Epoxy coatings are known for their excellent adhesion and chemical resistance, while polyurethane coatings offer enhanced abrasion resistance. FBE coatings are highly durable and provide excellent corrosion protection. The choice of coating depends on the specific requirements of the marine application and the level of protection needed.

Q: What is the difference between ERW (Electric Resistance Welded) and LSAW (Longitudinal Submerged Arc Welded) steel pipes?: ERW steel pipes are manufactured using the process of high-frequency electrical current passing through the metal, creating heat that fuses the edges of the steel together. On the other hand, LSAW steel pipes are produced by submerging the steel plate in a welding zone, where an arc is struck and the edges of the plate are melted and fused together. In terms of the welding technique, ERW pipes use electrical resistance while LSAW pipes use submerged arc welding. Additionally, LSAW pipes are typically used for larger diameter and thicker wall thickness applications, while ERW pipes are commonly used for smaller diameter and thinner walls.

Q: How are steel pipes used in offshore drilling platforms?: Steel pipes are used in offshore drilling platforms for various purposes. They are primarily used as conduits for the transportation of drilling fluids, such as mud and cement, to and from the drilling rig. Steel pipes are also crucial components in the construction of risers, which connect the wellhead to the drilling rig, allowing for the extraction of oil or gas. Additionally, steel pipes are utilized in the installation of subsea pipelines, which transport the extracted hydrocarbons to onshore processing facilities. Overall, steel pipes play a vital role in the efficient and safe operation of offshore drilling platforms.

Q: How are steel pipes used in the aerospace manufacturing industry?: Steel pipes are commonly used in the aerospace manufacturing industry for various purposes such as hydraulic systems, fuel lines, and structural components. They offer excellent strength, durability, and resistance to high temperatures, making them ideal for carrying fluids and supporting the overall structure of aircraft.

Q: What is the outer diameter of the steel tube?: The diameter of a steel pipe refers to the diameter of the steel pipe. The specifications of the steel tube is normal with diameter (diameter and thickness) said, for example 100MM outer diameter and wall thickness of 5MM tube is marked with 100*5.

Q: What are the different methods of joining steel pipes together?: There are several methods of joining steel pipes together, including welding, threading, flange connection, and mechanical coupling.

Q: What are the different types of steel pipe coatings for offshore applications?: There are several types of steel pipe coatings commonly used for offshore applications. These include fusion-bonded epoxy (FBE) coatings, three-layer polyethylene (3LPE) coatings, three-layer polypropylene (3LPP) coatings, and concrete weight coatings. Each of these coatings offer different levels of protection against corrosion and abrasion in offshore environments, and the choice of coating depends on factors such as the specific offshore application, the surrounding environment, and the durability requirements.

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