ASTM A312 TP304 Sch40 Stainless Seamless Steel Pipe
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 3000 m.t./month
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Specification
ASTM A312 TP304 Sch40 Stainless Seamless Steel Pipe
1.Structure of Seamless Steel Pipe :
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 the Seamless Steel Pipe :
• Strong heat dissipation ability
• Good visual effect
• Reasonable price
• High manufacturing accuracy
• High strength
• Small inertia resistance
3.Seamless Steel Pipe Specification:
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.
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 |
4. Application of Seamless Steel Pipe :
Seamless stainless pipe is used for applications that require internal pressure within the pipe such as process equipment, water treatment and marine applications. Welded pipe is used for structural applications that are exposed to corrosive environments such as marine and external applications. These include handrails, poles and support piping.
5.Packaging & Delivery
Packaging Details: | seaworthy package,bundles wrapped with strong steel strip |
Delivery Detail: | 50-60days after received 30%TT or Original LC |
6.FAQ of Seamless Steel Pipe :
A.How 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.
B.How 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.
Any question, pls feel free to contact us !
7.Seamless Steel Pipe Images:
8. Company Information:
Since 2004, the trading volume of CNBM International has been doubled in 5 successive years owing to the support of superior corporations and effort of all staff. Meanwhile, we have established strategic partnerships with hundreds of domestic manufacturers and sound business relations with clients from over 120 countries. Currently, we have wholly-owned overseas subsidiaries and branches in 5 countries with a view to realize localization, which also represents an essential progress in our globalization target.In line with the business, CNBM International launched E-business platform Okorder.com.Our goal is to transform CNBM International into the global leading brand in building materials industry within 3 to 5 years through innovation and reform, by strengthening the overall management of supply chain, developing and cultivating both domestic and overseas market, improving the procedure and information system, enhancing the ability to organize resources and to provide value-added services under a professional team and a learning organization.
- Q: What are the safety precautions to follow while working with steel pipes?
- When working with steel pipes, it is important to follow certain safety precautions to ensure a safe working environment. Here are some key safety measures to consider: 1. Personal Protective Equipment (PPE): Always wear appropriate PPE, including safety goggles, gloves, steel-toed boots, and a hard hat. This will protect you from potential hazards such as falling objects, sharp edges, or flying particles. 2. Use proper lifting techniques: Steel pipes can be heavy and awkward to handle. Use proper lifting techniques, such as bending your knees and using your legs to lift, to avoid straining your back or causing musculoskeletal injuries. 3. Secure the work area: Clear the work area of any clutter or obstacles that could pose a tripping hazard. Ensure that the pipes are properly stored and secured to prevent them from rolling or falling. 4. Be cautious of sharp edges: Steel pipes often have sharp edges, which can cause cuts or punctures. Handle them with care and consider using protective covers or gloves to avoid injuries. 5. Use appropriate tools: Utilize the correct tools and equipment for cutting, welding, or manipulating steel pipes. Follow manufacturer instructions and guidelines to ensure safe usage. 6. Avoid working in confined spaces: Working in confined spaces poses serious risks. If it is necessary to work in such an area, ensure proper ventilation and follow confined space entry protocols to prevent asphyxiation or other hazards. 7. Follow proper welding procedures: If welding is involved, follow proper welding procedures and ensure proper ventilation in the workspace. Use fire-resistant blankets or screens to protect nearby combustible materials. 8. Be aware of hot surfaces: Steel pipes can become hot during welding or other processes. Use appropriate insulation or heat-resistant gloves to protect yourself from burns or heat-related injuries. 9. Establish communication: Establish clear communication channels with colleagues when working with steel pipes, especially when lifting or moving heavy objects. Use hand signals or verbal communication to ensure everyone is on the same page and to prevent accidents. 10. Regularly inspect tools and equipment: Before starting any task, inspect tools, equipment, and scaffolding for any damage or defects. Report and replace any faulty equipment to prevent accidents. Remember, safety is paramount when working with steel pipes. By following these precautions and using common sense, you can ensure a safe working environment for yourself and your colleagues.
- Q: How does the price of steel pipes vary based on market demand?
- The price of steel pipes varies based on market demand because when the demand for steel pipes is high, the prices tend to increase as suppliers can charge more for their products. Conversely, when the demand is low, the prices may decrease as suppliers may need to offer discounts or special deals to attract buyers. Essentially, the price of steel pipes fluctuates with changes in market demand.
- Q: How are steel pipes measured?
- Steel pipes are typically measured by their outside diameter (OD) and wall thickness. The OD is measured using a caliper or tape measure, while the wall thickness is determined by a gauge or ultrasonic testing. These measurements are crucial in determining the appropriate size and strength of a steel pipe for various applications.
- Q: Can steel pipes be insulated for thermal efficiency?
- Steel pipes can indeed be insulated to enhance their thermal efficiency. By insulating steel pipes, heat loss or gain can be minimized, depending on the specific purpose. Typically, the insulation material is wrapped around the pipes, creating a protective barrier. This barrier effectively prevents heat transfer between the pipes and the surrounding environment. As a result, the energy required to heat or cool the fluid flowing through the pipes is significantly reduced, leading to improved energy efficiency. This practice is widely employed in industries such as HVAC, oil and gas, and industrial processes, where precise temperature control is crucial. Moreover, insulation also serves to prevent condensation and corrosion on the outer surface of the pipes. All in all, insulating steel pipes is a cost-effective measure that enhances thermal efficiency and reduces energy consumption.
- Q: What are the common materials used for pipe fittings in steel pipes?
- Pipe fittings in steel pipes can be made from various materials, including carbon steel, stainless steel, and alloy steel. Carbon steel fittings are popular due to their affordability, strength, and durability, making them suitable for applications in oil and gas, petrochemical, and water distribution systems. On the other hand, stainless steel fittings are highly resistant to corrosion and are commonly used in industries that prioritize hygiene, such as the food and beverage and pharmaceutical sectors. Alloy steel fittings, which consist of elements like chromium, nickel, and molybdenum, are designed to enhance strength and corrosion resistance, making them ideal for high-pressure and high-temperature environments like power plants and chemical facilities. Ultimately, the selection of pipe fitting material in steel pipes depends on the specific requirements of the application and the surrounding conditions.
- Q: How are steel pipes tested for leakage?
- Steel pipes are tested for leakage through various methods, including hydrostatic testing and ultrasonic testing. In hydrostatic testing, the pipes are filled with water under high pressure to check for any leaks or weaknesses in the welds or seams. Ultrasonic testing involves using high-frequency sound waves to detect any defects or cracks in the pipes. Both methods are effective in ensuring the integrity and leak-free performance of steel pipes.
- Q: What are the different types of fittings used with steel pipes?
- Steel pipes are commonly paired with various fittings that serve to connect, control, or alter the flow direction in a piping system. Some of these fittings include: 1. Elbow fittings: Designed to modify the flow direction, elbow fittings are available in different angles, such as 45 or 90 degrees. They are frequently utilized to navigate obstacles or introduce bends in the pipe. 2. Tee fittings: Tee fittings are implemented to create a branch or division in the piping system. With three openings, one perpendicular to the other two, they enable the connection of two pipes at a 90-degree angle. 3. Coupling fittings: Used to join two pipes of the same size, coupling fittings are typically threaded and can be easily fastened or removed with a wrench. They are commonly employed when pipes need to be connected or repaired. 4. Reducer fittings: Reducers are employed to connect pipes of varying sizes. They consist of one end with a larger diameter and another end with a smaller diameter. Reducers are often employed to transition between pipe sizes or adapt to different equipment or fittings. 5. Flange fittings: Flanges are utilized to establish a secure and leak-proof connection between pipes, valves, or other equipment. They consist of a flat, circular plate with holes to accommodate bolts or screws for fastening the flange to the pipe. Flange fittings find frequent use in applications that necessitate frequent disassembly and reassembly. 6. Union fittings: Union fittings are employed to join two pipes in a manner that facilitates easy disconnection. They comprise three parts: a nut, a female end, and a male end. Union fittings are commonly used in scenarios that require periodic maintenance or repairs. 7. Cap fittings: Cap fittings are employed to seal the end of a pipe. Usually threaded, they can be effortlessly screwed onto the pipe's end. Cap fittings are commonly used in instances where temporary closure or protection of pipes is necessary. These examples represent some of the various fittings utilized with steel pipes. The specific fitting required depends on factors such as the application, pipe size and material, as well as the desired functionality of the piping system.
- Q: What is the meaning of "DN" and "Phi" in the dimensioning of steel pipe diameter and how to apply the mark?
- DN represents the path of the tube". Fair represents diameter. Path is the diameter of the fluid through which it should be inside. The diameter may be the outer diameter or the inner diameter. The diameter is only used when the pipe is used for flow through. Fair as long as the garden can be used. According to the requirements of mechanical drawing fair, DN text notes.
- Q: What are the typical lengths of steel pipes?
- The typical lengths of steel pipes vary depending on the industry and application. However, common lengths for steel pipes range from 18 to 40 feet.
- Q: How do you measure the thickness of steel pipes?
- To measure the thickness of steel pipes, you can use various methods depending on the level of accuracy required. One commonly used method is the ultrasonic measurement technique. Ultrasonic measurement involves using an ultrasonic thickness gauge, which emits high-frequency sound waves that travel through the pipe walls and bounce back to the gauge. The time it takes for the sound waves to travel through the pipe and return provides an accurate measurement of the thickness. This method is non-destructive and can be used on both ferrous and non-ferrous materials. Another method is the use of calipers or micrometers. This involves manually measuring the outside diameter (OD) and inside diameter (ID) of the pipe and then subtracting the ID from the OD to obtain the thickness. However, this method is less accurate compared to ultrasonic measurement. In some cases, where precision is not critical, a simple tape measure or ruler can be used to measure the outside diameter of the pipe. The thickness can then be estimated by referring to standard pipe thickness charts or tables. It is important to note that measuring the thickness of steel pipes accurately is crucial for various applications such as construction, manufacturing, and engineering. Therefore, it is recommended to use appropriate measuring tools and techniques to ensure accurate results.
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ASTM A312 TP304 Sch40 Stainless Seamless Steel Pipe
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 30 m.t.
- Supply Capability:
- 3000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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