Seamless steel pipe ASTM A106/API 5L/ASTM A53 grade B high quality
- Ref Price:
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- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10 m.t.
- Supply Capability:
- 5000 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:How much is the tube?
- The first prerequisite we need to determine is: what are the specifications of the steel pipe mentioned? Such as the commonly used steel pipe specifications: diameter 108*4.5, diameter 219*6, diameter 377*10, diameter and wall thickness of steel pipe with different specifications, different weight, so the steel price per meter is different.
- Q:A333gr6 steel pipe and domestic material of the same?
- The SA333 standard in ASME (cryogenic seamless and welded nominal steel tubes), so A333-6 is a representation of the United States, followed by many countries.
- Q:What's the difference between steel pipe and pipe fittings?
- Pipe classification: steel pipe seamless steel pipe and welded steel pipe (tube) two categories. It can be divided into round tube and special-shaped tube according to the sectional shape. The round steel tube is widely used, but there are some special-shaped steel tubes such as square, rectangle, semicircle, hexagon, equilateral triangle and octagon.
- Q:What are the different types of steel coatings used for pipes?
- There are several types of steel coatings used for pipes, including epoxy, polyethylene, polypropylene, and fusion bonded epoxy (FBE) coatings. Each of these coatings provides different levels of corrosion resistance and protection, making them suitable for various applications and environmental conditions.
- Q:How do you calculate the pipe pressure loss coefficient for steel pipes?
- To calculate the pipe pressure loss coefficient for steel pipes, you can use various empirical equations or reference charts specific to the pipe type and size. These equations and charts take into account factors such as pipe roughness, Reynolds number, and flow rate to determine the pressure loss coefficient. It is important to consult relevant engineering references or software to accurately calculate this coefficient for steel pipes.
- Q:Can steel pipes be used for drainage systems?
- Yes, steel pipes can be used for drainage systems. Steel pipes are durable, resistant to corrosion, and have high strength, making them suitable for carrying and managing the flow of water in drainage systems.
- Q:What are the different methods of inspecting steel pipes for defects?
- There are several methods of inspecting steel pipes for defects, including visual inspection, magnetic particle inspection, ultrasonic testing, radiographic testing, and eddy current testing. Each method has its own advantages and limitations, and the choice of inspection method depends on factors such as the type of defect being searched for, the size and shape of the pipe, and the desired level of accuracy and sensitivity.
- Q:What kind of argon arc welding wire is used for 16Mn steel pipe?
- JB/T4709 recommends H10MnSi, but H10MnSi allows a lower value of strength of 430MPa, which does not match the parent material. I think American Standard is selected according to the selection of welding wire ER70S-6 GB ER50-6 wire can guarantee the equivalent strength of parent materials, and Si, Mn content can also guarantee the deoxidation effect, the weld joint is not easy to produce pores.
- Q:How are steel pipes resistant to corrosion?
- Steel pipes are resistant to corrosion due to a combination of factors. Firstly, steel pipes are often coated with a protective layer, such as zinc or epoxy, which acts as a barrier between the steel and the surrounding environment. This coating prevents moisture and other corrosive substances from coming into contact with the steel, reducing the chances of corrosion. Additionally, the composition of steel itself plays a role in its corrosion resistance. Steel is primarily made up of iron, with small amounts of other elements added to enhance its strength and durability. These elements, such as chromium and nickel, create a protective oxide layer on the surface of the steel. This oxide layer acts as a natural barrier, preventing the underlying steel from being exposed to moisture and oxygen, which are key contributors to corrosion. Furthermore, steel pipes can be treated through a process called galvanization, where a layer of zinc is applied to the surface. This zinc coating provides an extra layer of protection against corrosion, as zinc is highly resistant to rust and oxidation. The zinc sacrificially corrodes instead of the steel, further extending the lifespan of the pipe. Overall, the combination of protective coatings, the composition of steel, and galvanization processes all contribute to the corrosion resistance of steel pipes. This makes them highly durable and suitable for various applications, including plumbing, construction, and transportation of fluids and gases.
- Q:Can steel pipes be used for paper mills?
- Yes, steel pipes can be used for paper mills. Steel pipes are widely used in various industries, including paper mills, due to their durability, strength, and resistance to corrosion. These pipes are commonly used for transporting water, chemicals, steam, and other fluids within the paper mill facilities.
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Seamless steel pipe ASTM A106/API 5L/ASTM A53 grade B high quality
- 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
OKorder Financial Service
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