304 Stainless Steel Seamless Pipe Manufacturer
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 25000 m.t./month
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Specification
Standard:
JIS
Technique:
Cold Drawn
Shape:
Round
Surface Treatment:
Polished
Steel Grade:
300 Series
Certification:
SGS
Thickness:
1.5
Length:
2000
Outer Diameter:
25.4
Net Weight:
14
316 stainless steel pipe
Product Details | |
♦ Introduction | |
Stainless steel pipes, used outside, inside for decoration, construction, grade 201 202 301 304 | |
♦ Specifications | |
Round pipes - Outside diameter(mm) | |
8, 9.5, 11, 12, 12.7, 14.5, 15.9, 17, 18, 19, 20, 22, 23, 28, 29, 31.8 , 35, 36, 38, 45, 47, 48, 50.8, 60, 63, 76, 88.9, 102, 114, 133, 141, 159, 219 | |
Square pipes - Outside dimensions(mm) | |
10x10, 12x12, 15x15, 17x17, 18x18, 19x19, 20x20, 22x22, 23x23, 24x24, 25x25, 28x28, 30x30, 36x36, 38x38, 40x40, 48x48, 50x50, 60x60, 70x70, 80x80 | |
Rectangular pipes - Outside dimensions(mm) | |
20x10, 23x11, 24x12, 25x13, 28x13, 30x15, 34x22, 36x23, 37x24, 38x25, 40x20, 48x23, 50x15, 50x25, 60x15, 60x30, 73x43, 75x45, 95x45 | |
Wall Thickness | 0.3 - 3.0mm |
Length | 6m (or according to customers' requests) |
Polishing | 600#, 400#, 320#, 240#, 180#.etc. |
Tolerance | 1. Outer diameter: ±0.15mm 2. Thickness: ±10% of wall thickness |
Customized | Other size can be manufactured according to requirements |
Standard | Strictly follow the ASTM A 554 and others. |
Feature | |
1. Material of stainless steel: Grade: AISI 201, 202, 301,304, 304L, 316, 441, 409, 439M, 321, 430, 436L, etc. construction upholstery, and industry instruments (fencing, railing,safe doors / windows, gate fittings, inside staircases, balcony balustrades,furniture, sanitary wares, kitchen wares) | |
Implementation of Standards | |
1. GB in China; | |
Surface Type Processing | |
1. Surface polishing SB500#; | |
Products Show | |
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Mechanical Properties: MaterialY.S(N/MM2)T.S(N/MM2)ElongationHRB304>205>520>40<95304l>175>480>40<90316>205>520>40<90316l>175>480>40<90430>205>450>22<89
Applications: SurfaceApplication2BMedical equipment, Food industry, Construction material, Kitchen utensils.BAKitchen utensils, Electric equipment, Building construction.No.1Chemical tank, pipe.No.4Kitchen utensils, Building construction,Medical equipment.HLBuilding Construction.
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- Q:What is the difference between 316 and 316LN stainless steel pipes?
- 316 and 316LN stainless steel pipes are both variations of the same grade of stainless steel, which is known as 316. However, there are some differences between the two. The main difference between 316 and 316LN stainless steel pipes lies in their nitrogen content. 316LN stainless steel contains a higher amount of nitrogen compared to 316 stainless steel. The addition of nitrogen improves the strength and corrosion resistance of the material, making it more suitable for certain applications. Due to its increased nitrogen content, 316LN stainless steel pipes exhibit improved resistance to pitting and crevice corrosion, especially in chloride environments. This makes them particularly suitable for use in marine environments or other applications where the pipes may come into contact with corrosive substances. Another difference between the two grades is their availability and cost. 316 stainless steel pipes are more widely available and commonly used, making them generally more cost-effective compared to 316LN stainless steel pipes. However, 316LN stainless steel pipes may be required for specific applications where enhanced corrosion resistance is necessary. In summary, the main difference between 316 and 316LN stainless steel pipes lies in their nitrogen content, which affects their corrosion resistance properties. While 316 stainless steel is more widely available and cost-effective, 316LN stainless steel offers improved resistance to pitting and crevice corrosion, making it suitable for certain applications.
- Q:How do stainless steel pipes compare to PVC-coated steel pipes?
- Stainless steel pipes and PVC-coated steel pipes have distinct differences in terms of material composition, durability, corrosion resistance, cost, and specific applications. Firstly, stainless steel pipes are made from a combination of iron and chromium, which provides excellent corrosion resistance and durability. This makes them suitable for applications in harsh environments, such as industrial settings or marine applications. On the other hand, PVC-coated steel pipes are made from steel coated with a layer of polyvinyl chloride (PVC). While PVC provides some level of corrosion resistance, it is not as durable as stainless steel and may degrade over time, especially in high-temperature or corrosive environments. In terms of durability, stainless steel pipes have a longer lifespan compared to PVC-coated steel pipes. Stainless steel is highly resistant to rust, corrosion, and chemical damage, ensuring long-term reliability. PVC-coated steel pipes, although corrosion-resistant to some extent, are more prone to damage from exposure to sunlight, extreme temperatures, or chemicals. When it comes to cost, PVC-coated steel pipes are generally more affordable compared to stainless steel pipes. This makes them a cost-effective option for applications that do not require high levels of durability or corrosion resistance. Stainless steel pipes, while more expensive upfront, offer a better return on investment due to their longer lifespan and reduced maintenance costs. The specific application also plays a crucial role in determining which type of pipe is most suitable. Stainless steel pipes are commonly used in industries such as oil and gas, chemical processing, food processing, and water treatment, where high strength, corrosion resistance, and hygiene are essential. PVC-coated steel pipes find application in areas such as underground drainage, irrigation systems, and electrical conduit, where cost-effectiveness and moderate durability are more important than extreme corrosion resistance. In summary, stainless steel pipes outperform PVC-coated steel pipes in terms of durability, corrosion resistance, and lifespan. However, PVC-coated steel pipes offer a more cost-effective solution for applications that do not require the same level of durability or corrosion resistance. Ultimately, the choice between these two types of pipes depends on the specific needs of the project, including its intended application, budget, and environmental conditions.
- Q:What is the difference between seamless and hot-finished stainless steel pipes?
- Seamless and hot-finished stainless steel pipes have various uses in different industries, but they exhibit distinct characteristics. A significant contrast between seamless and hot-finished stainless steel pipes lies in their manufacturing process. Seamless pipes are made by piercing a solid steel billet to create a seamless and jointless hollow tube. This method ensures consistent wall thickness and a smooth interior surface. Conversely, hot-finished pipes are produced by heating a solid billet and rolling it into a tube shape. This rolling process may result in a seam or weld line along the pipe's length. Another notable difference between seamless and hot-finished stainless steel pipes pertains to their dimensional accuracy and surface finish. Seamless pipes are renowned for their precise dimensions and excellent surface finish, making them suitable for critical applications that require a precise fit and smooth flow, such as in the pharmaceutical or food processing industries. On the other hand, hot-finished pipes, while generally less precise in terms of dimensions and surface finish, are more cost-effective and widely utilized in applications where tight tolerances are not necessary, such as in structural or construction projects. Regarding strength and durability, both seamless and hot-finished stainless steel pipes exhibit exceptional performance. However, due to their manufacturing process, seamless pipes tend to possess higher strength as they lack weak points or potential failure areas like welded seams. This characteristic makes seamless pipes preferable in applications that necessitate high pressure or corrosion resistance, such as in oil and gas pipelines or chemical processing plants. To summarize, the primary distinctions between seamless and hot-finished stainless steel pipes lie in their manufacturing process, dimensional accuracy, surface finish, and strength. Seamless pipes are produced without any seams or welds, resulting in superior dimensional accuracy and surface finish, which makes them suitable for precise applications. Conversely, hot-finished pipes are more cost-effective and commonly used in applications where tight tolerances are not critical. Both types of pipes offer excellent strength and durability, but seamless pipes are generally preferred in high-pressure or corrosive environments.
- Q:Can stainless steel pipes be used for high-temperature applications?
- Yes, stainless steel pipes can be used for high-temperature applications. Stainless steel is known for its excellent heat resistance properties, making it suitable for various industries that require pipes to withstand high temperatures. The high chromium content in stainless steel helps it to form a protective layer of chromium oxide on the surface, which prevents oxidation and corrosion even at elevated temperatures. Additionally, stainless steel pipes have high strength, good mechanical properties, and are resistant to thermal expansion and contraction, making them ideal for high-temperature applications such as power generation, chemical processing, oil and gas, and many other industries.
- Q:How do you calculate the pressure drop in stainless steel pipes?
- In order to determine the pressure drop in stainless steel pipes, one must take into account various factors including the flow rate, pipe diameter, pipe length, and the properties of the fluid being transported. The pressure drop can be calculated using the commonly used Darcy-Weisbach equation, which is as follows: ΔP = (f * (L/D) * (ρ * V^2))/2 Where: ΔP represents the pressure drop (in units of force per unit area, such as psi or Pa) f is the Darcy friction factor (which depends on flow conditions and pipe roughness) L represents the pipe length (in units of length, such as meters or feet) D is the pipe diameter (in units of length, such as meters or feet) ρ corresponds to fluid density (in units of mass per unit volume, such as kg/m^3 or lb/ft^3) V represents fluid velocity (in units of length per unit time, such as m/s or ft/s) To calculate the pressure drop, one must determine the Darcy friction factor, which is dependent on the Reynolds number (Re) and the relative roughness of the pipe. The Reynolds number can be calculated using the following equation: Re = (ρ * V * D)/μ Where: μ represents fluid viscosity (in units of force per unit area per unit time, such as Pa·s or lb/ft·s) Once the Reynolds number has been determined, empirical correlations or Moody's chart can be used to find the Darcy friction factor for the given flow conditions. With the friction factor, pipe length, diameter, fluid density, and velocity, the pressure drop can then be calculated using the Darcy-Weisbach equation. It is important to note that the aforementioned equations provide an approximate calculation of pressure drop in stainless steel pipes. The accuracy of the calculation may be influenced by factors such as pipe roughness, fluid properties, and the flow regime. It is also recommended to consult relevant standards or engineering references for more detailed and accurate calculations.
- Q:How do stainless steel pipes compare to cast iron pipes?
- There are two popular options for plumbing systems: stainless steel pipes and cast iron pipes. However, these two choices have notable differences when it comes to durability, cost, and corrosion resistance. To begin with, stainless steel pipes are widely recognized for their exceptional durability. They possess a higher strength-to-weight ratio and are less susceptible to cracking or breaking in comparison to cast iron pipes. Consequently, stainless steel pipes are well-suited for high-pressure scenarios or areas with heavy traffic. On the contrary, cast iron pipes have traditionally been acknowledged for their strength and longevity. They exhibit a remarkable resistance to impact and vibrations, which makes them ideal for locations where durability is of utmost importance, such as underground or in commercial buildings. Nevertheless, cast iron pipes are more prone to cracking or corrosion over time, particularly in acidic or alkaline environments. In terms of costs, stainless steel pipes generally require a higher upfront investment in contrast to cast iron pipes. Nonetheless, stainless steel pipes boast a longer lifespan and demand minimal maintenance, ultimately resulting in cost savings in the long term. Conversely, cast iron pipes may entail lower initial expenses but may involve more frequent maintenance and repairs, consequently escalating the overall costs over time. Regarding corrosion resistance, stainless steel pipes surpass cast iron pipes. Stainless steel contains a substantial amount of chromium, which forms a protective oxide layer that prevents corrosion. This characteristic renders stainless steel pipes highly resistant to rust, chemicals, and extreme temperatures. Conversely, cast iron pipes are more prone to rust and corrosion, especially if not adequately coated or maintained. In summary, stainless steel pipes offer superior durability, corrosion resistance, and long-term cost savings compared to cast iron pipes. Although cast iron pipes possess their own advantages, such as strength and impact resistance, stainless steel pipes emerge as a more reliable and versatile option for various plumbing applications.
- Q:Can stainless steel pipes be used for high-pressure applications?
- Yes, stainless steel pipes can be used for high-pressure applications. Stainless steel is known for its excellent corrosion resistance, strength, and durability, making it a suitable material for handling high-pressure fluids or gases. Stainless steel pipes can withstand high pressures without experiencing deformation or leakage, ensuring the safe and efficient transfer of fluids in various industries such as oil and gas, chemical processing, and power generation. Additionally, stainless steel pipes can also withstand extreme temperatures, further enhancing their suitability for high-pressure applications.
- Q:What is the external coating used for stainless steel pipes?
- The external coating used for stainless steel pipes can vary, but common options include epoxy, polyethylene, or polypropylene coatings.
- Q:Can stainless steel pipes be used for air conditioning systems?
- Yes, stainless steel pipes can be used for air conditioning systems. Stainless steel is known for its corrosion resistance, durability, and ability to handle high temperatures, making it a suitable material for air conditioning systems. It helps maintain the quality of air and prevents contamination due to its non-reactive nature. Additionally, stainless steel pipes offer excellent mechanical strength and are resistant to damage caused by external factors such as moisture or chemicals.
- Q:Can stainless steel pipes be used for paper and pulp industry applications?
- Yes, stainless steel pipes can be used for paper and pulp industry applications. Stainless steel is resistant to corrosion, chemicals, and high temperatures, making it ideal for handling corrosive liquids and chemicals used in the paper and pulp industry. Additionally, stainless steel pipes provide excellent strength and durability, ensuring long-lasting performance in demanding industrial environments.
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304 Stainless Steel Seamless Pipe Manufacturer
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1 m.t.
- Supply Capability:
- 25000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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