Seamless black steel pipes for water gas
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 14000 m.t./month
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1、Structure of Seamless black steel pipes for water gas:
Seamless pipe is formed by drawing a solid billet over a piercing rod to create the hollow shell. As the manufacturing process does not include any welding, seamless pipes are perceived to be stronger and more reliable. Historically seamless pipe was regarded as withstanding pressure better than other types, and was often more easily available than welded pipe.
2、Main Features of Seamless black steel pipes for water gas:
• High manufacturing accuracy
• High strength
• Small inertia resistance
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
3、Seamless black steel pipes for water gas Specification：
Standard | GB, DIN, ASTM ASTM A106-2006, ASTM A53-2007 |
Grade | 10#-45#, 16Mn 10#, 20#, 45#, 16Mn |
Thickness | 8 - 33 mm |
Section Shape | Round |
Outer Diameter | 133 - 219 mm |
Place of Origin | Shandong, China (Mainland) |
Secondary Or Not | Non-secondary |
Application | Hydraulic Pipe |
Technique | Cold Drawn |
Certification | API |
Surface Treatment | factory state or painted black |
Special Pipe | API Pipe |
Alloy Or Not | Non-alloy |
Length | 5-12M |
Outer Diameter | 21.3-610mm |
Grade | 20#, 45#, Q345, API J55, API K55, API L80, API N80, API P110, A53B |
Standard | ASME, ASTM |
1) Material:20#(ASTM A 106/A53 GRB.API5LGRB,GB),45#,16Mn,10#.
2) Specification range:OD:21.3-610mm,WT:6-70mm,length:6-12m or according to the requirement of clients.
3) Excutive standards:GB,ASME API5L.ASTM A 106/A53,Despite of the above standards,we can also supply seamless steel pipe with standard of DIN,JIS,and so on,and also develop new products according to the requirements of our clients!
4) Surface:black lacquered,varnish coating or galvanized.
5) Ends:Beveled or square cut,plastic capped,painted.
6) Packing:bundles wrapped with strong steel strip,seaworthy packing.
4、Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 15-30days after received 30%TT |
5、FAQ of Seamless black steel pipes for water gas:
①How is the quality of your products?
Our products are manufactured strictly according to national and internaional standard, and we take a test
on every pipe before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.
Guaranteed: If products’ quality don’t accord to discription as we give or the promise before you place order, we promise 100% refund.
②How about price?
Yes, we are factory and be able to give you lowest price below market one, and we have a policy that “ for saving time and absolutely honest business attitude, we quote as lowest as possible for any customer, and discount can be given according to quantity”,if you like bargain and factory price is not low enough as you think, just don’t waste your time.Please trust the quotation we would give you, it is professional one.
③Why should you chose us?
Chose happens because of quality, then price, We can give you both.Additionally, we can also offer professional products inquiry, products knowledge train(for agents), smooth goods delivery, exellent customer solution proposals.Our service formula: good quality+good price+good service=customer’s trust
SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem.
6、Seamless Pipe ASTM A106/53Seamless black steel pipes for water gas
- Q:Fastener type steel pipe scaffold steel pipe wall thickness
- The scaffolding steel pipe should be specified with the current national standard "GB/T13793" or "straight seam welded steel pipe welded steel pipe for low pressure liquid delivery" GB/T3091 Q235 ordinary steel pipe; steel pipe steel quality should meet the requirements of current national standard grade Q235 steel "carbon structural steel" in GB/T700
- Q:Where is a steel pipe casing usually used?
- Classification of casing: rigid casing, flexible waterproof sleeve, steel pipe sleeve and iron sheet bushing, etc..
- Q:Can steel pipes be used for oil refinery applications?
- Yes, steel pipes can be used for oil refinery applications. Steel pipes offer many advantages for oil refinery applications including high strength, durability, and resistance to corrosion. They are able to withstand high pressure and temperature conditions that are common in oil refinery operations. Steel pipes are also easy to transport and install, making them a popular choice for oil refinery projects. Additionally, steel pipes can be customized to meet specific requirements such as size, thickness, and coating, making them suitable for a wide range of oil refinery applications.
- Q:How does the price of steel pipes vary based on size and grade?
- The price of steel pipes can vary based on their size and grade. Generally, larger pipes tend to have higher prices due to the increased amount of raw materials required for their production. Additionally, pipes with higher-grade steel, which offers better strength and durability, often come at a higher cost compared to lower-grade options. The size and grade of steel pipes are important factors to consider when determining their price in the market.
- Q:How do you calculate the flow rate in a steel pipe?
- To calculate the flow rate in a steel pipe, several parameters need to be considered. The first and most important parameter is the cross-sectional area of the pipe, which can be calculated using the formula A = πr², where A is the cross-sectional area and r is the radius of the pipe. Next, the velocity of the fluid flowing through the pipe needs to be determined. This can be done using the equation v = Q/A, where v is the velocity, Q is the volumetric flow rate, and A is the cross-sectional area of the pipe. To calculate the volumetric flow rate, the equation Q = AV can be used, where Q is the volumetric flow rate, A is the cross-sectional area, and V is the average velocity of the fluid. Additionally, it is important to take into account the properties of the fluid being transported through the pipe. The density and viscosity of the fluid can affect the flow rate. Overall, the flow rate in a steel pipe can be calculated by determining the cross-sectional area of the pipe, calculating the velocity of the fluid, and considering the properties of the fluid being transported.
- Q:What is the pressure rating of steel pipes?
- The pressure rating of steel pipes varies depending on the specific grade and size of the pipe. However, steel pipes are known for their high strength and durability, allowing them to withstand high-pressure applications.
- Q:Can steel pipes be used for underground heat exchange systems?
- Underground heat exchange systems can utilize steel pipes, which are known for their durability and strength against the pressure and environmental conditions underground. Steel is resistant to corrosion and can withstand high temperatures, allowing for efficient heat transport. Moreover, steel pipes are readily accessible and cost-effective compared to other materials, which contributes to their widespread use in underground heat exchange systems. Nevertheless, it is crucial to appropriately insulate and safeguard the steel pipes to prevent heat loss and potential harm caused by external elements like moisture or soil displacement.
- Q:Are steel pipes suitable for underground mining applications?
- Yes, steel pipes are suitable for underground mining applications. Steel pipes have been widely used in the mining industry for various purposes such as water supply, ventilation, and conveyance of materials. The strength and durability of steel pipes make them suitable for the harsh and demanding conditions of underground mining. Steel pipes are known for their high tensile strength, which allows them to withstand the pressure and stress exerted by the surrounding rock and earth in underground mining operations. They can handle heavy loads, making them suitable for transporting materials and supporting structures in mining tunnels. Additionally, steel pipes are resistant to corrosion, which is crucial in underground mining where moisture and various chemicals are present. Their corrosion resistance ensures the longevity and reliability of the pipes, reducing the need for frequent replacements and maintenance. Furthermore, steel pipes can be easily welded and joined, allowing for customization and flexibility in designing underground mining systems. They can be adapted to various shapes and sizes to meet specific mining requirements. In conclusion, steel pipes are highly suitable for underground mining applications due to their strength, durability, corrosion resistance, and versatility. They have been proven to be effective in supporting mining operations and ensuring the safety and efficiency of underground mining processes.
- Q:What are the different types of pipe coatings used for corrosion protection?
- For corrosion protection, various pipe coatings are utilized to safeguard the exterior surface of pipes, ensuring their durability and integrity. Some commonly employed coatings for this purpose are as follows: 1. Fusion-Bonded Epoxy (FBE) Coatings: Renowned for their remarkable adhesion and resistance to chemicals, moisture, and abrasion, FBE coatings are extensively used. These coatings are applied by heating the pipe and subsequently spraying it with epoxy powder, which solidifies upon cooling, forming a protective layer. 2. Polyethylene (PE) Coatings: PE coatings are highly flexible and exhibit excellent resistance against impact and chemicals. Common application methods for these coatings include extrusion and wrapping, providing exceptional protection against water, soil, and other corrosive substances. 3. Polyurethane (PU) Coatings: PU coatings possess commendable resistance to chemicals, moisture, and mechanical damage. Spraying or brush coating methods are typically employed to apply these coatings, which find frequent usage in underground pipelines. 4. Coal-Tar Enamel Coatings: Coal-tar enamel coatings are suitable for safeguarding pipes exposed to highly corrosive environments like marine conditions or underground settings. Application techniques like hot or cold wrapping are commonly employed, granting exceptional resistance against water, acids, and alkalis. 5. Metallic Coatings: Metallic coatings, including zinc, aluminum, or zinc-aluminum alloys, are frequently adopted as sacrificial coatings to protect the underlying steel pipes. These coatings corrode preferentially, sacrificing themselves to shield the pipe from corrosion. 6. Asphalt Coatings: Asphalt coatings serve as robust barriers against moisture, chemicals, and soil. Typically applied using hot or cold wrapping methods, they are commonly utilized for underground pipelines. To determine the appropriate pipe coating for corrosion protection, it is crucial to consider factors such as the specific environment, temperature, and expected lifespan of the pipes.
- Q:What is the process of spiral steel tube production?
- Shear forming: on the production line will be along the outer edge of the spiral plate winding tube.
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Seamless black steel pipes for water gas
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 14000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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