304 Stainless Steel Seamless Pipe Manufacturer

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Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
1 m.t.
Supply Capability:
25000 m.t./month
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Item specifice

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
specialized in stainless steel pipes online for many years in China.

♦ 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 
3. Length: ±4.5mm - 0mm

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.
2. Applied field:

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;
2. JIS in Japan;
3. DIN/ASTM in Europe and the USA;

Surface Type Processing

1. Surface polishing SB500#; 
2. Fiber drawing;
3. Mirror surface processing; 
4. Mirror surface processing on both sides;

Products Show

Manufacturer All Types ASTM AISI Perforated Welded Decorative 304 Stainless Steel Pipe

 

 

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.

 Aisi 304 Stainless Steel Welded Round Tubes And Pipe

 

 

---Packing & Transport---

Packing

Aisi 304 Stainless Steel Welded Round Tubes And Pipe

 

Transport

 

Aisi 304 Stainless Steel Welded Round Tubes And Pipe

304 Stainless Steel Seamless Pipe Manufacturer

304 Stainless Steel Seamless Pipe Manufacturer

 

Q:
To calculate the weight of stainless steel pipes, you need to consider a few factors. Firstly, you need to determine the outer diameter (OD) and the thickness (T) of the pipe. Once you have these measurements, you can use the following formula to calculate the weight per foot (or meter) of the stainless steel pipe: Weight per foot (or meter) = (OD - T) * T * 0.0246615 This formula assumes that the stainless steel pipe is of a round shape. The weight per foot can then be multiplied by the length of the pipe in feet (or meters) to calculate the total weight. It is important to note that the density of stainless steel may vary depending on the specific grade and composition. Therefore, the weight calculated using this formula will provide an approximate value. If precise weight calculations are required, it is recommended to consult a reference table or contact the manufacturer for more accurate information.
Q:
Stainless steel pipes and plastic pipes have distinct characteristics that set them apart in terms of durability, flexibility, cost, and environmental impact. In terms of durability, stainless steel pipes are highly resistant to corrosion, rust, and extreme temperatures, making them suitable for both indoor and outdoor applications. On the other hand, plastic pipes are prone to degradation from UV exposure, chemical reactions, and high temperatures, which may lead to leaks or ruptures over time. Flexibility is another important factor to consider. Stainless steel pipes are rigid and inflexible, making them less suitable for installations that require bending or maneuvering around obstacles. Conversely, plastic pipes are highly flexible and can be easily bent or curved, allowing for easier installation in complex or tight spaces. Cost is often a deciding factor when choosing between stainless steel and plastic pipes. Stainless steel pipes tend to be more expensive upfront due to the higher cost of raw materials and manufacturing processes. However, they have a longer lifespan and require less maintenance, which can offset the initial investment. Plastic pipes, on the other hand, are generally more affordable but may require more frequent replacements or repairs, which can add up over time. Lastly, environmental impact is a crucial consideration in today's eco-conscious world. Stainless steel pipes are recyclable and have a long life expectancy, which minimizes waste and reduces the need for replacements. Plastic pipes, although recyclable to some extent, often end up in landfills due to their shorter lifespan and limited recycling capabilities. Therefore, stainless steel pipes are considered more environmentally friendly. In summary, stainless steel pipes offer superior durability, resistance to corrosion, and long-term cost-effectiveness. However, plastic pipes are more flexible, affordable upfront, and suitable for specific applications. Ultimately, the choice between stainless steel and plastic pipes depends on the specific needs, budget, and environmental considerations of the project.
Q:
Various plumbing and industrial applications utilize stainless steel pipes and polyethylene pipes as commonly used materials. Although both materials possess advantages and disadvantages, they differ in terms of strength, durability, cost, and application suitability. Stainless steel pipes exhibit exceptional strength and durability, making them renowned. Their ability to endure high pressure and temperature renders them fitting for industries like oil and gas, chemical processing, and water distribution. Moreover, stainless steel pipes are resistant to corrosion, rust, and fire, guaranteeing reliable long-term use. However, they tend to be heavier and pricier compared to polyethylene pipes. On the contrary, polyethylene pipes are lightweight, flexible, and relatively inexpensive in contrast to stainless steel pipes. Their common applications include irrigation, water supply, and drainage systems. Polyethylene pipes are resistant to chemicals, impact, and abrasion, making them suitable for underground installations. However, they may not possess the same durability as stainless steel pipes and may require more frequent replacements or repairs in certain cases. Regarding installation and maintenance, stainless steel pipes generally demand more specialized tools and skills. Conversely, polyethylene pipes are easier to install and maintain due to their flexibility and the employment of simple jointing techniques. Ultimately, the selection between stainless steel pipes and polyethylene pipes depends on the specific requirements of the application. If strength, durability, and resistance to extreme conditions are crucial, stainless steel pipes are the preferred choice. For less demanding applications that prioritize cost-effectiveness, flexibility, and ease of installation, polyethylene pipes may be more suitable. When comparing these two pipe materials, it is important to consider factors such as budget, operating conditions, lifespan, and maintenance requirements.
Q:
Stainless steel pipes possess exceptional resistance against scaling and oxidation due to the presence of a protective chromium oxide layer on their surface. This layer acts as a barrier, shielding the underlying metal from oxygen and other elements that can lead to scaling and oxidation. Consequently, stainless steel pipes are capable of enduring high temperatures, corrosive surroundings, and frequent contact with water without any deterioration or rusting. Hence, they are an ideal option for numerous applications in industries like construction, chemical, and food processing, where the ability to resist scaling and oxidation is paramount.
Q:
The maximum operating temperature for stainless steel pipes can vary depending on the specific grade of stainless steel being used. However, in general, stainless steel pipes are capable of withstanding high temperatures. Austenitic stainless steel grades, such as 304 and 316, can typically handle temperatures up to 870°C (1600°F). Meanwhile, ferritic stainless steel grades, such as 430, have a lower maximum operating temperature of around 760°C (1400°F). It is important to consult the manufacturer's specifications and guidelines to determine the specific maximum operating temperature for a particular stainless steel grade and pipe.
Q:
Indeed, the pharmaceutical industry can employ stainless steel pipes. The pharmaceutical sector favors stainless steel owing to its exceptional resistance to corrosion, robustness, and longevity. Its capacity to withstand high temperatures and pressures, as well as its resistance to numerous chemicals, renders it appropriate for the transportation of diverse pharmaceutical substances and fluids. Furthermore, stainless steel pipes are effortless to clean and maintain, which is vital for upholding sanitation and averting contamination during the pharmaceutical manufacturing procedures. Moreover, stainless steel is non-reactive and non-toxic, thereby assuring the integrity and excellence of pharmaceutical products.
Q:
The manufacturing process and the presence of a welded seam distinguish seamless stainless steel pipes from HFW (High Frequency Welded) stainless steel pipes. Seamless stainless steel pipes are created by piercing a solid billet or ingot and rolling it into a cylindrical shape. This method eliminates the need for welding, resulting in a pipe without any seams or joints. The absence of a welded seam enhances the overall strength and integrity of the pipe, making it ideal for high-pressure applications. On the contrary, HFW stainless steel pipes are produced using high-frequency electric resistance welding. This process involves passing a flat strip of stainless steel through a series of rollers and longitudinally welding it using a high-frequency current. The welded seam is then heat-treated to ensure the same corrosion resistance as the base material. HFW pipes are generally more cost-effective compared to seamless pipes, making them a popular choice for various applications. While both seamless and HFW stainless steel pipes offer excellent corrosion resistance and durability, seamless pipes are often preferred in critical applications where high strength and reliability are essential. The absence of a welded seam minimizes the risk of leakage and failure, making them suitable for industries such as oil and gas, petrochemical, and nuclear power. HFW stainless steel pipes, on the other hand, are more commonly used in less demanding applications like water supply, plumbing, and construction. They provide a cost-effective solution without compromising overall performance and corrosion resistance. In conclusion, the main difference between seamless and HFW stainless steel pipes lies in their manufacturing process and the presence of a welded seam. Seamless pipes are produced without welding, offering superior strength and reliability for critical applications. HFW pipes, on the other hand, are manufactured through high-frequency electric resistance welding and are more cost-effective, making them suitable for less demanding applications.
Q:
There are several factors that contribute to the maximum pressure rating of stainless steel pipe fittings, including the material grade, size, and temperature. In general, stainless steel pipe fittings have the ability to handle high-pressure applications due to their strength and resistance to corrosion. The pressure rating of these fittings can vary greatly, ranging from 150 psi to as high as 10,000 psi, depending on the specific fitting and its intended use. To determine the maximum pressure rating for a particular stainless steel pipe fitting, it is important to refer to the manufacturer's documentation or industry standards such as ASME B16.11 or ASME B16.9. Additionally, when working with high-pressure systems, other factors such as the sealing method, compatibility with the conveyed fluid, and any necessary safety precautions must be taken into consideration.
Q:
The main difference between 440C and 440F stainless steel pipes lies in their carbon content. 440C stainless steel has a higher carbon content, making it harder and more resistant to wear and corrosion. On the other hand, 440F stainless steel has a lower carbon content, which enhances its machinability and makes it easier to form into various shapes.
Q:
To remove scratches from stainless steel pipes, you can start by using a non-abrasive cleaner or a mixture of baking soda and water to gently scrub the scratched area. For deeper scratches, you can try using a fine-grit sandpaper or a stainless steel scratch removal kit. Remember to follow the grain of the stainless steel and apply light pressure to avoid further damage.

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