• Carbon seamless steel pipe DIN17175 ST35 System 1
  • Carbon seamless steel pipe DIN17175 ST35 System 2
Carbon seamless steel pipe DIN17175 ST35

Carbon seamless steel pipe DIN17175 ST35

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
10 m.t.
Supply Capability:
10000 m.t./month

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1. Commodity Name: Seamless steel pipe

2. Standard: API,GB,ASTM,ASME,DIN

3. Quality grade:  10#, 20#, A106B, A53B, API 5L B, Q235, Q345, ST37-2, ST 45, ST52.etc.

4. Dimension: 

OD: 1/2"-24"

WT: 2.5-80mm, SCH10~SCH40~XXL

length: 5.8m,6m,8m,9m,12m

5. Technique: Hot Rolled/Cold Rolled/ Cold Drawn

6. application

carbon seamless steel pipes are widely used in gas, water and oil, transpotation;constructions;Bridge,highway,windows of model steel door; building materials;fences;heating facilities Fluid Pipe;conduit pipe,scaffolding pipe.etc.

7. Payment Terms: L/C D/A D/P T/T

8.packing and shipment

Packaged in bundles,as per customers' requirements, it can also bepackagesd as beveled ends, typed marking, black painting, plastic caps protection,woven bags packing

For 20" container the max length is 5.8m; For 40" container the max length is 12m. other options are available based on customer requests. Please discuss when placing orders.

 

 

9. Surface: painted with varnish;

10. Plastic caps at ends.

11. Tolerance: OD   +1%/-1%

                WT  +12.5%/-10%

12. Chemical composition:

 

Models of Steel Pipes

Chemical Component

 

Steel 20

 (ASTM A106B)

C

Si

Mn

P

S

Cu

Ni

Cr

0.17~0.24

0.17~0.37

0.35~0.65

0.035max

0.035max

0.25max

0.25max

0.25max

Steel45 (ASTM 1045)

0.42~0.50

0.17~0.37

0.50~0.80

0.035max

0.035max

0.25max

0.25max

0.25max

16Mn(Q345B)

0.12~0.20

0.20~0.55

1.20~1.60

0.035max

0.035max

0.25max

0.25max

0.25max

45Mn2 ( ASTM1345)

0.42~0.49

0.17~0.37

1.40~1.80

0.035max

0.035max

0.3max

0.3max

0.30max

 


Q:Can steel pipes be used for airport construction?
Yes, steel pipes can be used for airport construction. Steel pipes are commonly used in various construction projects due to their durability, strength, and resistance to corrosion. They are capable of withstanding heavy loads and are often used for underground drainage systems, water supply networks, and structural support in airport construction.
Q:Can steel pipes be galvanized?
Yes, steel pipes can be galvanized. Galvanizing is a process of applying a protective zinc coating to steel or iron to prevent corrosion. The steel pipes are submerged in a bath of molten zinc, which forms a metallurgical bond with the steel, creating a corrosion-resistant coating. Galvanizing is commonly used in various applications, such as plumbing, construction, and outdoor structures, to extend the lifespan of steel pipes and prevent rusting.
Q:How many fasteners are there in a ton of steel tubes?
Steel tube (Steel pipe) production technology development began in the bicycle manufacturing industry, the rise of the early nineteenth Century during the oil development, the two world war ships, boilers, aircraft manufacturing, manufacturing of power boiler after the Second World War, the development of chemical industry of petroleum and natural gas drilling and transportation, will effectively promote the the yield and quality of varieties, the development of steel tube industry.
Q:Can steel pipes be used for hydroelectric power plants?
Hydroelectric power plants can indeed utilize steel pipes. These power plants frequently employ steel pipes for a variety of purposes. The primary application of steel pipes in these plants is within the penstock, which serves as the conduit for water movement from the reservoir to the turbine. Given the high pressure experienced within the penstock, steel pipes possess the requisite strength and durability to handle both the water flow and pressure. The use of steel pipes in hydroelectric power plants is favored due to their exceptional tensile strength, resistance to corrosion, and long-lasting nature. They can withstand the demanding conditions of high pressure and water flow, thereby ensuring an efficient transfer of water from the reservoir to the turbine. Moreover, the fabrication and installation of steel pipes are straightforward and convenient. These pipes can be tailored to fit the specific requirements of a given project, and they can be joined together using welding or bolts to achieve the desired length and shape. Furthermore, when compared to alternative materials like concrete or fiberglass, steel pipes offer cost-effective advantages. They provide a reliable and economically efficient solution for water conveyance within hydroelectric power plants, thereby contributing to the overall efficiency and effectiveness of the power generation process. In conclusion, steel pipes are commonly employed in hydroelectric power plants as they possess the necessary strength, durability, and cost-effectiveness required for the efficient transfer of water from the reservoir to the turbine. They are an ideal choice for this purpose and are widely regarded as a suitable material for hydroelectric power plants.
Q:How are steel pipes used in the construction of underground parking structures?
Steel pipes are commonly used in the construction of underground parking structures for various purposes. They are primarily utilized for the installation of underground drainage systems, including stormwater and wastewater pipes. Steel pipes are also employed for the construction of support columns and beams, providing structural stability to the parking structure. Additionally, steel pipes are used for the installation of fire protection systems, such as sprinkler pipes, ensuring the safety of the underground parking facility.
Q:What are the different types of steel pipe fittings for plumbing systems?
There are several different types of steel pipe fittings for plumbing systems, including elbows, tees, couplings, unions, reducers, and flanges.
Q:What are the different types of expansion joints used with steel pipes?
There are several types of expansion joints used with steel pipes, including bellows expansion joints, slip expansion joints, and hinge expansion joints. Each type is designed to accommodate different types of movement and provide flexibility to the pipeline system.
Q:What are the environmental impacts of steel pipe manufacturing?
The environmental impacts of steel pipe manufacturing include the extraction of raw materials such as iron ore and coal, leading to habitat destruction and increased carbon emissions. The manufacturing process itself involves high energy consumption and releases greenhouse gases, contributing to climate change. Additionally, the disposal of waste materials and chemicals used during production can contaminate soil and water sources if not handled properly. Overall, steel pipe manufacturing has significant environmental implications that need to be addressed through sustainable practices and technologies.
Q:How do you calculate the pipe thermal expansion for steel pipes?
To calculate the thermal expansion of steel pipes, you can use the formula: ΔL = α * L * ΔT, where ΔL represents the change in length, α is the coefficient of thermal expansion for steel, L is the original length of the pipe, and ΔT is the change in temperature.
Q:How are steel pipes used in petrochemical plants?
Steel pipes are extensively used in petrochemical plants for various applications such as transporting fluids, gases, and chemicals. These pipes are commonly used for the transfer of raw materials, intermediates, and finished products within the plant. They are also utilized for process lines, cooling systems, and as structural components in petrochemical plants. The durable and corrosion-resistant nature of steel makes it an ideal choice for withstanding the harsh conditions and high-pressure environments typically found in these facilities.

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