• seamless carbon steel pipe for high pressure boiler tube System 1
seamless carbon steel pipe for high pressure boiler tube

seamless carbon steel pipe for high pressure boiler tube

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
25 m.t.
Supply Capability:
5000 m.t./month

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Specifications

Seamless Carbon Steel Boiler Tube
1.O.D:21-508mm
2.WT:3.0mm-80mm
3.Certificate:ISO,API

Production Specification

High pressure a192 seamless carbon steel boiler tube

Product Name

Carbon Steel Seamless Pipe

Process Method

Hot rolled/Cold drawn

Size

1/2”-36”

WT

Sch10,Sch20,Sch30,STD,Sch40,Sch60,XS,Sch80,Sch100,Sch120

Length

Fixed:3.0,5.8,5.85,5.9,6.0,11.8,12.0;Random Length:5-12m

Standard

API5L  ASTMA106/A53  DIN17175/1629  EN10204 ASME B36.10M-1996 JIS G3452 

JIS G3454 JIS G3455 JIS G3456 JIS G3457 JIS G3461

Material

10#,20#,45#,16Mn,Q235,A53(A,B),A106(B,C),API 5L Gr.B X42,X46,X52,X60,X65,X70,X8045#,Q345,

ST37-ST52;STBG42,STPT42,STB42,STS42

OD Tolerance

+1%~-1%

WT Tolerance+12.5%~-10%

Surface

Black painting,varnish paint,anti-rust oil,hot galvanized,cold galvanized,3PE,etc

Packaging

Plastic caps on both ends,steel bundle,or as customer's request

Tensile Strength

≥395MPa

Yield  Point

≥245MPa

Chemical

C:017-0.24%  Si:017-0.37%  Mn:0.35-0.65%  P: ≤0.035%

S: ≤0.035%  Cu: ≤0.25%  Cr: ≤0.25%

Certificate

API,ISO,SGS,BV,etc

Capacity

3,000,000 tons/year

Delivery

FOB/CIF/CFR

Delivery Time

10-20 days after deposit received 

Application Range

Petroleum chemical power gas water metallurgy ship building construction etc

Advantages(1)Reasonable price with good quality&sincere service 

(2)Abundant stock and prompt delivery 

(3)Rich supply and export experience 


(4)T/T &L/C at sight both can be available




Q: How are steel pipes installed underground?
Steel pipes are installed underground through a process called trenching, where a trench is dug to the desired depth and length. The steel pipes are then placed in the trench and secured using various techniques such as welding or threading. The trench is then backfilled, ensuring proper compaction around the pipes to provide stability and prevent movement.
Q: What's the difference between a cracked carbon steel tube and a liquid carbon steel tube?
Test: cracking carbon steel pipe in addition to eddy current testing, but also to do ultrasonic testing, and liquid carbon steel tubes are generally only eddy current testing.
Q: What is the difference between hot-rolled and cold-rolled steel pipes?
The main difference between hot-rolled and cold-rolled steel pipes lies in the manufacturing process. Hot-rolled steel pipes are produced at high temperatures, which results in a rougher surface and less precise dimensions. On the other hand, cold-rolled steel pipes are manufactured at lower temperatures, leading to a smoother surface finish and more accurate measurements. Additionally, the hot-rolling process allows for a wider range of steel grades and sizes, while cold-rolled pipes are generally limited in terms of thickness and diameter.
Q: What are the advantages of using steel pipes in the manufacturing of storage tanks?
There are several advantages of using steel pipes in the manufacturing of storage tanks. Firstly, steel pipes are highly durable and have a long lifespan, making them capable of withstanding high pressure and harsh environmental conditions. Secondly, steel pipes offer excellent resistance to corrosion, ensuring the integrity of the storage tank and preventing any leakage or contamination. Additionally, steel pipes are flexible and can be easily fabricated into various shapes and sizes, allowing for customization based on specific storage requirements. Lastly, steel pipes are cost-effective and readily available, making them a popular choice in the manufacturing industry.
Q: How are steel pipes protected from corrosion?
Steel pipes are protected from corrosion through various methods such as applying protective coatings like paint or epoxy, galvanization, and cathodic protection. These measures create a barrier between the steel surface and corrosive elements to prevent the pipes from rusting and deteriorating.
Q: What are the safety considerations while handling steel pipes?
When handling steel pipes, some key safety considerations include wearing appropriate personal protective equipment (PPE) such as gloves, safety glasses, and steel-toe boots to protect against potential injuries. It is important to be cautious of the weight and size of the pipes, using proper lifting techniques and equipment to prevent strains or accidents. Additionally, workers should be mindful of the sharp edges and potential for cuts or punctures, ensuring they have a clear and organized workspace to minimize the risk of tripping or falling. Regular inspections of the pipes for any damages or defects are also crucial to prevent accidents and maintain a safe working environment.
Q: How are steel pipes used in the manufacturing of furniture?
Steel pipes are often used in the manufacturing of furniture as structural components. They are commonly employed for creating sturdy frames for chairs, tables, and other items. The pipes provide strength and durability, allowing furniture to withstand heavy loads and daily use. Additionally, steel pipes are often used for creating unique designs and modern aesthetics in furniture pieces.
Q: How are steel pipes protected against microbial corrosion?
Various methods are employed to safeguard steel pipes against microbial corrosion. One widely used technique entails applying coatings onto the surface of the pipes. These coatings act as a shield, effectively blocking the entry of microbes and their corrosive byproducts into the steel, thereby safeguarding it from degradation. Coatings like epoxy, polyethylene, and fusion bonded epoxy are frequently utilized to bestow this protection. Another method involves the use of corrosion inhibitors. These inhibitors are added to the fluid that flows through the pipes in order to impede microbial growth and prevent corrosion. They can be either organic or inorganic compounds that function by either eradicating the microbes or inhibiting their metabolic activity. Furthermore, ensuring proper maintenance and cleaning of the pipes is vital in preventing microbial corrosion. Regular inspections and cleaning routines aid in the elimination of any biofilms or microbial deposits that may have formed on the pipe's surface. This significantly reduces the likelihood of microbial corrosion and prolongs the lifespan of the pipes. In certain cases, cathodic protection may also be employed. This method entails utilizing sacrificial anodes or impressed current systems to supply a protective electrical current to the pipe. This current helps prevent the formation of corrosive microorganisms and shields the steel from corrosion. In summary, a combination of coatings, corrosion inhibitors, regular maintenance, and cathodic protection techniques are employed to protect steel pipes from microbial corrosion. By utilizing these strategies, the longevity and integrity of the pipes are ensured, benefiting various industries such as oil and gas, water supply, and sewage systems.
Q: What are the different types of steel pipe coatings for chemical processing plants?
There are several types of steel pipe coatings commonly used in chemical processing plants, including epoxy, polyethylene, polyurethane, and fusion-bonded epoxy (FBE) coatings. Each coating offers different benefits such as corrosion resistance, chemical resistance, and enhanced durability, which are crucial for protecting steel pipes against the harsh conditions and corrosive substances found in chemical processing plants.
Q: What is the role of steel pipes in the transportation of chemicals?
The role of steel pipes in the transportation of chemicals is to provide a safe and reliable means of transporting various types of chemicals over long distances. Steel pipes are highly resistant to corrosion, which is crucial when dealing with corrosive chemicals. They are also strong and durable, ensuring that the pipes can withstand the pressure and weight of the chemicals being transported. Additionally, steel pipes are able to maintain the integrity of the chemicals, preventing any leakage or contamination during transportation. Overall, steel pipes play a vital role in ensuring the efficient and secure transportation of chemicals.

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