Seamless steel pipe API,GB,ASTM,ASME,DIN

Ref Price:
Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
10 m.t.
Supply Capability:
5000 m.t./month
  • OKorder Service Pledge
  • Quality Product
  • Order Online Tracking
  • Timely Delivery
  • OKorder Financial Service
  • Credit Rating
  • Credit Services
  • Credit Purchasing

Add to My Favorites

Follow us:

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:
Steel pipes are used in the manufacturing of solar power systems primarily for structural support and to house electrical wiring. They provide a sturdy framework for mounting solar panels, ensuring stability and durability. Additionally, steel pipes are utilized for underground wiring installations, protecting the electrical connections within the solar power system.
Q:
Steel pipes withstand pressure due to their inherent strength and resilience. The high tensile strength and durability of steel allow it to withstand the internal pressure exerted by fluids or gases flowing through the pipes. Additionally, the thick walls and cylindrical shape of the steel pipes distribute the pressure evenly, preventing any deformation or rupture. The seamless construction of steel pipes further enhances their ability to withstand pressure, making them a reliable choice for various applications in industries such as oil and gas, plumbing, and construction.
Q:
Steel pipes can be insulated using various methods such as applying insulation materials like foam or fiberglass wraps, using thermal tapes, or employing pre-insulated pipe systems where insulation is integrated into the pipe during manufacturing.
Q:How to identify stainless steel pipe and steel pipe?
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 pipe2. welded steel pipe for different welding process and divided into the furnace pipe welding (ERW) pipe and automatic arc welding, because of the different forms of welding seam welded pipe and spiral welded pipe is divided into two kinds, end its shape is divided into circular welded and shaped (square, flat) pipe.
Q:
To prevent steel pipes from freezing, there are several measures you can take: 1. Insulate the pipes: Use foam insulation sleeves or wrap the pipes with insulation tape. This will help maintain the temperature of the pipes and prevent them from freezing. 2. Seal any gaps or cracks: Inspect the area around the pipes and seal any gaps or cracks with caulk or expanding foam. This will prevent cold air from entering and freezing the pipes. 3. Install heat cables: Heat cables can be wrapped around the steel pipes to provide a steady source of heat. These cables can be controlled by a thermostat, ensuring that the pipes stay above freezing temperature. 4. Keep the temperature above freezing: In areas where extreme cold weather is common, it is advisable to keep the indoor temperature above freezing, even if the property is vacant. This will help maintain a suitable temperature for the pipes and prevent freezing. 5. Open cabinets and faucets: In particularly cold weather, open cabinet doors in kitchens and bathrooms to allow warm air to circulate around the pipes. Additionally, allowing faucets to drip slightly can also prevent freezing by keeping water flowing. 6. Drain the pipes: If you are leaving your property unoccupied during freezing weather, it is recommended to drain the pipes completely. This can be done by shutting off the main water supply and opening all faucets until no water remains. This minimizes the risk of freezing and potential damage. Remember, prevention is crucial in protecting steel pipes from freezing. By implementing these measures, you can significantly reduce the risk of frozen pipes and potential costly repairs.
Q:
Yes, steel pipes can be used for fencing. They are strong, durable, and provide excellent security. Steel pipes are commonly used in industrial and commercial settings, as well as for agricultural purposes. They can be easily welded and can withstand harsh weather conditions, making them an ideal material for fencing.
Q:
Steel pipes are highly durable and can withstand extreme weather conditions. They have excellent resistance to corrosion, making them suitable for humid and coastal areas. Additionally, steel pipes can withstand high temperatures, making them reliable in extreme heat or cold. Their strength and resilience make them ideal for various applications, including oil and gas pipelines, water supply systems, and construction projects in harsh weather environments.
Q:
The different threading options for steel pipes include tapered threads (NPT/NPTF), straight threads (UN/UNF), and buttress threads.
Q:
Steel pipes have various end finishes available, depending on the specific application and requirements. Some common options include: 1. Plain End: The simplest and most common type, where the pipe ends are cut square without any additional treatment or threading. 2. Beveled End: This involves an angled cut at the end of the pipe, typically at a 30-degree angle. It facilitates better welding and ensures a seamless transition between pipes. 3. Threaded End: These ends are useful for connecting pipes with other components using threaded fittings. The pipe ends are cut with external threads, allowing for easy assembly and disassembly. 4. Coupling End: Similar to threaded ends, coupling ends have internal threads. This enables pipes to be connected using couplings or connectors. 5. Grooved End: This type is commonly used in fire protection systems or other applications that require quick and easy installation. The pipe ends are grooved, and a coupling is used to connect and secure the pipes. 6. Flanged End: Flanged ends have a flat, wide surface with holes for bolts. They are used when the pipe needs to be connected to other components using flanges, such as in piping systems or equipment connections. Each of these end finishes serves a specific purpose and is chosen based on the application's requirements. The selection depends on factors like the desired type of connection, intended use of the pipe, and the applicable industry standards and regulations.
Q:What's the difference between a cracked carbon steel tube and a liquid carbon steel tube?
If the material is the same, the process is different from the test.

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range

Send your message to us

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