Stainless Steel Welded Pipe ASTM A358/A312/A316
- Ref Price:
-
$3,800.00 - 4,500.00
/ m.t.
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 45 m.t.
- Supply Capability:
- 9000 m.t./month
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1、Structure of Stainless Steel Welded Pipe ASTM A358/A312/A316 Description：
Stainless steel welded pipe is actually a cover term, covering a wide range of alloy and making them suitable for different attributes that are used in a very wide and large numbers of different industries.
Stainless steel pipe is resistant to erosion, highly flexible, powerful, easy to use, and can be done in distinct approaches, which means that more and more stainless steel was used as a construction material for large-scale, high impact buildings.
2、Main Features of the Stainless Steel Welded Pipe ASTM A358/A312/A316：
• High manufacturing accuracy
• High strength
• Good visual effect
•Reasonable price
3、Stainless Steel Welded Pipe ASTM A358/A312/A316 Images：
4、Stainless Steel Welded Pipe ASTM A358/A312/A778 Specification：
Size：
Outside diameter | Outside | Thickness | ||||
SCH 5S | SCH 10S | SCH 20S | SCH 40S | |||
(A) | (B) | mm | mm | mm | mm | mm |
350 | 14′ | 355.6 | 3.96 | 4.78 | 7.92 | 11.13 |
400 | 16′ | 406.4 | 4.19 | 4.78 | 7.92 | 12.7 |
450 | 18′ | 457.2 | 4.19 | 4.78 | 7.92 | 14.27 |
500 | 20′ | 508 | 4.78 | 5.54 | 9.53 | 15.09 |
550 | 22′ | 558.8 | 4.78 | 5.54 | 9.53 | 15.09 |
600 | 24′ | 609.6 | 5.54 | 6.35 | 9.53 | 17.48 |
650 | 26′ | 660.4 | 5.54 | 7.92 | 12.7 | 17.48 |
700 | 28′ | 711.2 | 5.54 | 7.92 | 12.7 | 17.48 |
750 | 30′ | 762 | 6.35 | 7.92 | 12.7 | 17.48 |
800 | 32′ | 812.8 |
| 7.9 | 12.7 | 17.48 |
Tolerances on dimensions table：
Standard | Outside(mm) | Thickness(mm) | Length(mm) | |
ASTM A312 | ≤48.26 | -0.4 | +No special provisions(Unspecified)-12.50% | Appoint LengthDefinite cut length+6.40 |
＞48.26~114.30 | 0 | 0 | ||
＞114.30~219.08 | 0.8 |
| ||
＞219.08~457.20 | 1.6 |
| ||
＞457~660 | -4 |
| ||
＞660~864 | -5 |
| ||
＞864~1219 | -5.6 |
| ||
JIS G3459 | ＜30.00 ±0.30≥30.00 ±1.00% | ＜2.00 ±0.20≥2.00 ±10% | Appoint LengthDefinite cut Length | |
5、FAQ of Stainless Steel Welded Pipe ASTM A358/A312/A778：
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.
Any question, pls feel free to contact us !
- Q:What is the difference between cast iron and steel pipes?
- Cast iron pipes and steel pipes are commonly used in plumbing and construction, but they have distinct differences. Let's explore these disparities. 1. Composition: Cast iron pipes consist mainly of an iron alloy, with small amounts of carbon and other elements. Conversely, steel pipes are primarily composed of iron, but they also contain varying amounts of carbon and other alloying elements like manganese, chromium, and nickel. 2. Strength: Steel pipes generally surpass cast iron pipes in strength due to their higher carbon content and alloying elements. This makes steel pipes more suitable for high-pressure applications or areas with heavy loads. 3. Flexibility: Compared to cast iron pipes, steel pipes offer more flexibility, making installation and adjustment easier. Cast iron pipes, being brittle, are less flexible and more prone to cracking or breaking under excessive stress or impact. 4. Corrosion resistance: Steel pipes are usually more prone to corrosion than cast iron pipes. However, this can be mitigated with various protective coatings or treatments applied to the steel pipes. Cast iron pipes, on the other hand, possess inherent corrosion resistance due to the formation of a protective layer of rust on their surface. 5. Noise insulation: Cast iron pipes excel in noise insulation due to their dense and heavy composition. This makes them ideal for reducing noise in residential plumbing systems. Steel pipes, being lighter and less dense, do not offer the same level of noise insulation. 6. Longevity: When properly maintained, cast iron pipes have a lifespan of over 100 years. Steel pipes, while still durable, may have a shorter lifespan depending on factors like the quality of the steel used, environmental conditions, and maintenance practices. In conclusion, the primary differences between cast iron and steel pipes lie in their composition, strength, flexibility, corrosion resistance, noise insulation, and longevity. The choice between the two depends on specific requirements, such as desired strength, durability, and noise reduction properties.
- Q:How are steel pipes made?
- Steel pipes are made through a process called pipe manufacturing, which involves several steps. First, raw materials such as iron ore, coal, and limestone are melted in a blast furnace to produce molten iron. The molten iron is then mixed with recycled steel and processed in a basic oxygen furnace or electric arc furnace to refine its composition and remove impurities. Once the desired steel grade is achieved, it is cast into billets, which are heated and pierced to form a hollow cylindrical shape. These pierced billets are then elongated and shaped into pipes through a process called hot rolling or cold drawing. Finally, the pipes undergo various finishing operations, such as straightening, cutting, and inspection, before being ready for use in various applications.
- 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:How are steel pipes insulated to prevent condensation?
- Steel pipes are insulated to prevent condensation by wrapping them with a layer of insulation material, such as foam or fiberglass, which creates a barrier between the cold surface of the pipe and the surrounding air. This insulation helps to maintain the temperature of the pipe, preventing it from reaching the dew point and thus avoiding condensation.
- Q:How are steel pipes used in the manufacturing of power distribution systems?
- Steel pipes are commonly used in the manufacturing of power distribution systems as they provide a reliable and durable solution for transporting and protecting electrical cables. They are used to create conduits that house the cables, ensuring safe and efficient transmission of electricity throughout the system. Steel pipes also offer resistance to corrosion, fire, and extreme weather conditions, making them a suitable choice for power distribution systems.
- Q:How are steel pipes used in the manufacturing of pulp and paper mills?
- Steel pipes are commonly used in the manufacturing of pulp and paper mills for various purposes such as transporting water, steam, chemicals, and other fluids throughout the facility. These pipes provide a durable and reliable solution for conveying materials and ensuring efficient operations in the pulp and paper industry.
- Q:How are steel pipes threaded for easy installation?
- The process of threading steel pipes enables convenient installation by creating grooves or ridges in the pipe, forming a spiral pattern that facilitates connection with other threaded components like fittings or valves. There are two commonly employed methods for threading steel pipes: manual threading and machine threading. Manual threading involves the utilization of a handheld tool called a pipe die. This die, equipped with sharp teeth, cuts into the pipe while it is rotated. The pipe is secured in a vise or held firmly by hand, and the die is applied to the pipe's end. As the die rotates around the pipe, threaded grooves are formed. Executing this process necessitates skill and precision to ensure accurate and properly aligned threads. In contrast, machine threading is a more automated procedure. It utilizes a pipe threading machine, which possesses a die head that automatically cuts the threads into the pipe. The machine holds the pipe securely and rotates it while the die head moves along the pipe's length, creating the threads. Machine threading is faster and more efficient than manual threading, making it ideal for large-scale production or projects. Regardless of the chosen method, it is imperative to ensure that the threads are clean and devoid of debris or burrs. This is crucial for effortless installation and to prevent leaks or other complications. Following threading, the pipes are generally inspected to ensure compliance with the required specifications. Threading steel pipes allows for uncomplicated installation as the threaded ends can be readily screwed into fittings, valves, or other pipes possessing compatible threads. This threaded connection creates a tight seal, rendering it suitable for various applications such as plumbing, gas lines, or industrial piping systems.
- Q:What is the difference between hot-finished and cold-finished steel pipes?
- Hot-finished and cold-finished steel pipes are distinguished by their manufacturing processes, resulting in different characteristics and uses. Hot-finished steel pipes are manufactured by heating a solid steel billet to a high temperature and then piercing it to create a hollow tube. This process is known as hot rolling. The hot rolling process ensures that the steel is malleable and can be easily shaped into the desired form. Hot-finished steel pipes have a rough surface and more rounded edges. They are typically larger in diameter and have thicker walls. These pipes are commonly used in applications that require high strength and resistance to pressure, such as in the oil and gas industry, structural projects, and heavy machinery. In contrast, cold-finished steel pipes are made through a process called cold drawing. This involves pulling the hot-finished steel pipe through a die at room temperature to reduce its diameter and achieve the desired shape. The cold drawing process provides a more precise and smoother finish to the steel pipes. Cold-finished steel pipes have a smoother surface and sharper edges compared to hot-finished pipes. They are generally smaller in diameter and have thinner walls. Cold-finished steel pipes are commonly used in applications that require precise dimensions, such as automotive parts, construction components, and machinery manufacturing. Overall, the main difference between hot-finished and cold-finished steel pipes lies in their manufacturing processes, resulting in variations in surface finish, dimensions, and applications. Hot-finished pipes are suitable for high-strength and pressure-resistant applications, while cold-finished pipes are ideal for precise dimensions and smooth surface requirements.
- Q:How are steel pipes used in the construction of bridges?
- Steel pipes are commonly used in the construction of bridges as they provide structural support and stability. They are often used as piers or columns to bear the weight of the bridge deck and transfer the load to the foundation. Additionally, steel pipes are used for the construction of bridge railings and barriers, providing safety for pedestrians and vehicles. Overall, steel pipes offer durability, strength, and flexibility, making them an essential component in bridge construction.
- Q:How are steel pipes insulated for thermal purposes?
- Steel pipes are insulated for thermal purposes by wrapping them with insulating materials such as mineral wool, fiberglass, or foam. These insulating materials help to prevent heat transfer between the pipe and its surroundings, minimizing energy loss and maintaining the desired temperature inside the pipe. Additionally, a protective outer layer or jacket is often applied to enhance the insulation's durability and protect it from external elements.
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Stainless Steel Welded Pipe ASTM A358/A312/A316
- Ref Price:
-
$3,800.00 - 4,500.00
/ m.t.
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 45 m.t.
- Supply Capability:
- 9000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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