• 321 Stainless Steel Welded Pipe System 1
  • 321 Stainless Steel Welded Pipe System 2
  • 321 Stainless Steel Welded Pipe System 3
321 Stainless Steel Welded Pipe

321 Stainless Steel Welded Pipe

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
5 Tons m.t.
Supply Capability:
-

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Stainless Steel Welded Pipe

APPLICATION:

Industrial Fluid Conveying

Boiler,Heat Exchanger and condenser

Sanitary and Thin-wall water pipe

Oil and Gas transportation etc.

Standards :

ASTM A249/A269/A270/A312/A358/A788/A789/A790

DIN/EN 10217/DIN 11850

JIS G3459,GB/T 12771 etc.

SIZES:

OUTSIDE DIAMETER

OD

WALL THICKNESS

SCH 5S

SCH 10S

SCH 40S

N.B

NPS

mm

mm

mm

mm

8

1/4'

13.72

-

-

2.24

10

3/8'

17.15

-

-

2.31

15

1/2'

21.34

1.65

2.11

2.77

20

3/4'

26.67

1.65

2.11

2.87

25

1'

33.4

1.65

2.77

3.38

32

1-1/4'

42.16

1.65

2.77

3.56

40

1-1/2'

48.26

1.65

2.77

3.68

50

2'

60.33

1.65

2.77

3.91

65

2-1/2'

73.03

2.11

3.05

5.16

80

3'

88.9

2.11

3.05

5.49

90

3-1/2'

101.6

2.11

3.05

5.74

100

4'

114.3

2.11

3.05

6.02

125

5'

141.3

2.77

3.4

6.55

150

6'

168.28

2.77

3.4

7.11

200

8'

219.08

2.77

3.76

8.18

250

10'

273.05

3.4

4.19

9.27

300

12'

323.85

3.96

4.57

9.52

350

14'

355.6

3.96

4.78

11.13

400

16'

406.4

4.19

4.78

12.7

450

18'

457.2

4.19

4.78

14.27

500

20'

508

4.78

5.54

15.09

550

22'

558.8

4.78

5.54

15.09

600

24'

609.6

5.54

6.35

17.48

650

26'

660.4

5.54

7.92

17.48

700

28'

711.2

5.54

7.92

17.48

750

30'

762

6.35

7.92

17.48

800

32'

812.8

-

7.9

17.48

850

34

863.6

-

7.92

17.48

900

36'

914.4

-

7.92

19.05

1000

40'

1016

-

9.53

-

Q:What are the properties of stainless steel sheets?
Stainless steel sheets possess multiple properties that make them extremely desirable in various industries and applications. To begin with, their excellent corrosion resistance is a result of the presence of chromium in the alloy, which forms a protective oxide layer on the surface, preventing rust and staining. Moreover, stainless steel sheets are renowned for their strength and durability. They can withstand heavy loads and resist deformation due to their high tensile strength. This makes them suitable for applications requiring structural integrity and longevity, such as in construction, automotive, and aerospace sectors. Another significant property of stainless steel sheets is their resistance to heat and fire. They can endure high temperatures without losing their structural integrity or strength. As a result, they are ideal for applications involving extreme heat, like commercial kitchens and industrial furnaces. Additionally, stainless steel sheets are hygienic and easy to clean, making them suitable for use in the food and medical industries. Their non-porous surface prevents the growth of bacteria, making them a reliable choice for food processing equipment, surgical instruments, and medical devices. They also possess an attractive appearance, with a smooth, reflective surface that is easy to maintain. This makes them aesthetically pleasing and suitable for architectural and decorative applications, such as building facades, interior design, and furniture manufacturing. Lastly, stainless steel sheets are highly versatile and can be easily formed, welded, and fabricated into various shapes and sizes. This flexibility allows for customization and adaptation to specific project requirements, offering designers and engineers a wide range of possibilities. In summary, stainless steel sheets offer corrosion resistance, high strength and durability, heat and fire resistance, hygiene, ease of cleaning, an attractive appearance, and versatility. These properties have made them a popular choice in numerous industries, ensuring their widespread use in various applications.
Q:Do stainless steel sheets have a warranty?
Stainless steel sheets usually have a warranty, which can differ in duration and terms depending on the manufacturer and specific product. It is advisable to consult with the supplier or manufacturer to obtain precise information regarding the warranty coverage. Generally, defects in material or workmanship are covered by the warranty, and if any problems occur within the specified warranty period, the stainless steel sheet can be replaced or repaired. To maintain the warranty's validity, it is crucial to adhere to the care and maintenance instructions provided by the manufacturer.
Q:304 how can the water stain on the surface of stainless steel plate be formed?
This is mainly the unclean environment and surface protection measures are not done well, stainless steel plate surface water stains even if frosted, not necessarily can be worn off
Q:Can stainless steel sheets be used for solar panels?
Yes, stainless steel sheets can be used for solar panels. Stainless steel is a durable and corrosion-resistant material that can protect the solar panels from environmental conditions. It is commonly used as a backing material or frame for solar panels due to its strength and longevity.
Q:Can stainless steel sheets be used for fireplaces?
Indeed, fireplaces can make use of stainless steel sheets. Owing to its remarkable ability to endure intense heat and its sturdy nature, stainless steel has emerged as a favored material for fireplaces. Its capacity to withstand the scorching temperatures produced by the fire without distorting or liquefying renders it a secure and dependable alternative. One can employ stainless steel sheets for constructing the fireplace's interior, encompassing the firebox and chimney, or for adding a decorative touch to the fireplace's exterior. Moreover, stainless steel's resistance to corrosion and rust guarantees that the fireplace will retain its aesthetic appeal as time progresses.
Q:What are the different types of stainless steel sheet perforations available?
There are several different types of stainless steel sheet perforations available, each with its own unique characteristics and applications. Some of the most common types include: 1. Round hole perforations: These are the most basic and widely used type of perforations. They are simple round holes evenly spaced across the sheet, providing good airflow and visibility. 2. Square hole perforations: Similar to round hole perforations, square holes offer a different aesthetic and can also be used for ventilation or decorative purposes. 3. Slotted perforations: Slotted holes are elongated and provide a larger open area compared to round or square holes. They are often used for drainage or filtering applications. 4. Hexagonal hole perforations: Hexagonal holes offer a unique pattern and are commonly used for architectural or decorative applications. They can also provide good airflow and visibility. 5. Decorative perforations: These types of perforations come in various shapes and designs, including floral, geometric, or abstract patterns. They are typically used for decorative purposes in applications such as building facades or interior design. 6. Micro-perforations: These are very small holes, typically less than 1mm in diameter. Micro-perforated sheets are used in applications where high precision and fine filtration are required, such as speaker grills or air diffusers. It's important to consider the specific requirements of your application when choosing the type of perforation. Factors such as open area, strength, visibility, and aesthetics should all be taken into account to ensure the best perforation choice for your specific needs.
Q:What are the different types of perforated finishes available for stainless steel sheets?
Some of the different types of perforated finishes available for stainless steel sheets include round, square, slotted, and decorative patterns. These finishes can be customized to meet specific design requirements and are commonly used in architectural, industrial, and decorative applications.
Q:Are stainless steel sheets magnetic?
Stainless steel sheets have the potential to be magnetic. The magnetic nature of stainless steel sheets relies on their composition. Generally, stainless steel is not magnetic. However, specific grades, such as the 400 series (such as 410, 416, 420, and 430), may possess magnetic properties due to a higher presence of ferritic or martensitic structures. Conversely, the commonly used 300 series stainless steel (such as 304 and 316) is non-magnetic because of its austenitic structure. Thus, it is crucial to consider the specific grade of stainless steel when assessing its magnetic behavior.
Q:What are the different types of surface treatments available for stainless steel sheets?
There is a variety of surface treatments accessible for stainless steel sheets, each with its own purpose and distinct advantages. 1. The Mill Finish is the most basic type of surface treatment, achieved directly from the mill after the stainless steel sheet's manufacturing process. It presents a smooth, dull appearance and is commonly utilized for a clean, unembellished look. 2. The Brushed Finish, also known as satin finish, entails brushing the stainless steel surface with a fine abrasive substance to create fine parallel lines. This finish offers a decorative, textured appearance while concealing any surface imperfections or scratches. 3. The Mirror Finish creates a highly reflective surface resembling a mirror. It is attained by progressively polishing the stainless steel sheet with finer abrasives until a glossy, reflective finish is achieved. This finish is commonly used in decorative applications where a high level of shine is desired. 4. The Bead Blasted Finish involves blasting the stainless steel surface with tiny glass beads at high pressure. This creates a uniform, matte texture with a slightly rough feel. The bead blasted finish is often employed in architectural applications to achieve a modern, industrial appearance. 5. The Etched Finish involves applying an acid or chemical solution to the stainless steel surface to form intricate patterns or designs. This treatment allows for a high level of customization and is commonly used in architectural, signage, and decorative applications. 6. PVD Coating, or Physical Vapor Deposition, is a process where a thin film of a specific material is deposited onto the stainless steel surface using a vacuum chamber. This coating can provide various colors and finishes, such as gold, black, or bronze, while also enhancing the durability and corrosion resistance of the stainless steel sheet. These examples represent only a fraction of the diverse surface treatments available for stainless steel sheets. The choice of treatment depends on the desired aesthetic, functionality, and application requirements.
Q:What are the different types of stainless steel sheet coatings available?
There are several different types of stainless steel sheet coatings available, including electroplated coatings, powder coatings, and organic coatings. Electroplated coatings involve the deposition of a thin layer of metal onto the stainless steel surface, providing enhanced corrosion resistance. Powder coatings involve the application of a dry powder that is then heated and cured to form a protective layer. Organic coatings, such as paints or lacquers, are also commonly used to provide corrosion resistance and improve aesthetic appeal.

1. Manufacturer Overview

Location Zhejiang,China
Year Established 1999
Annual Output Value Above $9.3 millions
Main Markets Europe;Asia;South America
Company Certifications ISO9001:2000

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Shanghai
Export Percentage 0.3
No.of Employees in Trade Department 20
Language Spoken: English
b)Factory Information  
Factory Size: 200000m2
No. of Production Lines 8
Contract Manufacturing OEM Service Offered;Design Service Offered
Product Price Range Average

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