BG ssaw steel pipe with material x56 x70,large diameter sprial welded pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 2000 m.t./month
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Product Name | ERW Pipe / Welded Pipe / Black Pipe/LSAW | |
Size | OD | 406-1522.4mm(16-56in) |
Thinkness | 8-50mm(apply to simple carbon steel,low carbon alloy steel);6.4-26.4mm(apply to X70 and above) | |
Length | 3-12.5m or as required | |
Steel Material | Gr.B,X42-X70 PSL1, X42-X80 PSL2, L245-L555NB,A516Gr, 55-70 CL11-32 | |
Standard | APISpec5L, APISpec2B, ISO383, GB/T9711-2001,ASTMA671,ASTMA672,JIS DIN, | |
Usage | Natural gas, petroleum, chemical industry, electric power, metallurgy thermodynamic fields, water supply engineering, steam heating, hydroelectric power station and long pipeline transportation projects and so on. | |
Ends | Usually Plain ,But Can Be Beveled Or By Your Choice | |
Technique | LSAW | |
Surface | Bared Or Black Painted, Galvanized Or With Oiled Or as Client Required | |
Type | Welded | |
Section Shape | Round | |
Third Party Inspection | SGS,BV,CE | |
Inspection | 100% ultrasonic flaw detection for the material plate;100% automatic on-line UT test after welding; 100% whole-length seam X-ray test; 100% inside weld line industrial TV test; 100% hydrostatic test; 100% automatic on-line seam UT test after hydrostatic test, expanding; 100% X-ray test and make X-ray film or picture record on pipe ends; 100% pipe appearance and plate appearance inspection. | |
Package | In square bundles with standard seaworthy export packing or as request | |
Date of Delivery | 5-45days according to the QTY | |
Supply Ability | 150000tons/year | |
Port of Shipment | Tianjin Port | |
Payment term | T/T, Irrevocable L/C at sight | |
Trade Term | FOB CFR CIF | |
Others | 1) Contract Manufacturing: OEM Service Offered, Design Service Offered, Buyer Label Offered 2) Small quantity can be acceptable 3) Non-standard products can be ordered 4) A strong production capacity and a large inventory guarantee the quick delivery | |
- Q: Can steel pipes be threaded?
- Yes, steel pipes can be threaded.
- Q: Can steel pipes be used for marine applications?
- Yes, steel pipes can be used for marine applications.
- Q: How are steel pipes resistant to corrosion?
- The corrosion resistance of steel pipes is a result of several factors. Firstly, a protective layer, such as zinc or epoxy, is often applied to steel pipes. This layer acts as a barrier, preventing moisture and corrosive substances from reaching the steel and reducing the likelihood of corrosion. In addition, the composition of steel itself contributes to its resistance to corrosion. Steel is primarily composed of iron, with small amounts of other elements added to enhance its strength and durability. These additional elements, like chromium and nickel, create a natural oxide layer on the surface of the steel. This oxide layer acts as a protective shield, preventing moisture and oxygen from reaching the steel and causing corrosion. Furthermore, steel pipes can undergo 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 layer corrodes sacrificially instead of the steel, thereby 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. As a result, they are highly durable and suitable for a variety of applications, including plumbing, construction, and the transportation of fluids and gases.
- Q: What are the different methods of protecting steel pipes from external damage?
- There are several methods of protecting steel pipes from external damage, including coating the pipes with a corrosion-resistant material such as epoxy or polyethylene, applying a layer of protective tape, installing a cathodic protection system, using concrete or rock shielding, and implementing measures to prevent soil movement or impact damage.
- Q: What are the different types of couplings used with steel pipes?
- There are several types of couplings used with steel pipes, including threaded couplings, slip-on couplings, compression couplings, and grooved couplings.
- Q: How are steel pipes classified based on their end connections?
- Steel pipes can be classified based on their end connections into three main categories: threaded, flanged, and welded. Threaded pipes have screw threads on the ends, allowing for easy assembly and disassembly. Flanged pipes have flanges on the ends, which are flat surfaces that can be bolted together, providing a strong connection. Welded pipes have their ends welded together, creating a permanent and secure joint.
- Q: Are steel pipes suitable for underground installations in areas with high moisture content?
- Steel pipes are generally suitable for underground installations in areas with high moisture content. However, there are certain factors to consider when using steel pipes in such conditions. Corrosion is a major concern when steel pipes are exposed to moisture for extended periods. To mitigate this risk, it is important to use steel pipes that are specifically designed for underground installations and are coated with protective materials such as epoxy or polyethylene. These coatings act as a barrier between the steel and the surrounding moisture, preventing corrosion and extending the lifespan of the pipes. Additionally, proper installation techniques, including adequate pipe bedding and backfilling, should be followed to ensure the pipes are properly supported and protected from external forces. Regular inspection and maintenance are also recommended to identify any signs of corrosion or damage and address them promptly. Overall, with the right precautions and maintenance, steel pipes can be a suitable choice for underground installations in areas with high moisture content.
- Q: 20# seamless steel pipe and seamless steel pipe 20G what is the difference?
- 20G seamless steel tube is a high-pressure boiler tube. In addition to carbon content, 20G seamless steel tubes also have some trace elements that are more suitable for use as boiler pressure vessels. In addition, 20G also focuses on its physical performance. Such as bending, impact and tensile properties. 0G seamless steel tube is a kind of steel strip with hollow section and without seams. A steel pipe having a hollow cross section, used as a conduit for conveying fluids, such as pipelines for transporting petroleum, natural gas, gas, water, and certain solid materials.
- Q: Can steel pipes be used for LNG terminals?
- Yes, steel pipes can be used for LNG terminals. Steel pipes are commonly used in the construction of LNG terminals due to their durability, strength, and resistance to extreme temperatures. Additionally, steel pipes can effectively handle the high-pressure requirements of LNG transportation and storage.
- Q: What are the factors to consider when selecting steel pipes?
- Some factors to consider when selecting steel pipes include the intended application and environment, the required strength and durability, the size and thickness of the pipes, the corrosion resistance, the cost, and the availability of different types of steel pipes.
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BG ssaw steel pipe with material x56 x70,large diameter sprial welded pipe
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 5 m.t.
- Supply Capability:
- 2000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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