Foshan Sewaly Steel Co.,Ltd |
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Seamless steel pipes are cylindrical, square, or
rectangular hollow sections without any joints, making them highly
sought after for various applications. The manufacturing process
involves transforming steel ingots or solid tube blanks into
slender capillaries through perforation. These capillaries are then
further processed through hot-rolling, cold-rolling, or
cold-drawing techniques.
One of the key advantages of seamless steel pipes is
their hollow structure, which makes them ideal for fluid conveyance
pipelines. Despite possessing similar bending and torsional
strength as solid round steel, these pipes are notably lighter in
weight. This characteristic renders them cost-effective and
versatile section steel, making them widely utilized in structural
components and mechanical parts.
In practical applications, seamless steel pipes find
their use in a diverse range of industries. They serve as essential
components in oil drill pipes, automobile transmission shafts,
bicycle frames, and even steel scaffolding used in construction
projects. The seamless design ensures durability and reliability,
making them a preferred choice for critical operations and
demanding environments.
Material | 30mm Round Stainless Steel Pipe Welded Pipe Round Tube For Chimney |
Shape | Round / Square / Rectangle |
Production Standards | ASTM A270, ASTM A269, ASTM A249, ASTM A778, ASTM A789, DIN 11850, EN 10357, EN 10217-7 and so on. |
Surface Treatment | BA/No.1/No.4/2B/2D/8K |
Package | Each tube in a plastic bag with size label outside and pack in small bundles or according to customer request |
Length | 6 Meters - 18.3 Meters ; As customers' request |
Tolerance | According to the Standard , +/-10% Commonly |
Surface Treatment | 180#, 320#, 400# Satin / Hairline, Bright Anneal, Pickle,400#, 500#, 600# or 800# Mirror finish |
Application | Petrochemical Industry ; Chemical Fertilizer Industry ; Oil Refining Industry ; Oil And Gas Industry ; Light Industry And Food Industry ; Pulp And Paper Industry ; Energy And Environmental Industries . |
Lead Time | 7-15days for one FCL Or according to order list detail |
Payment terms | 30%TT Advance + 70% Balance |
Certificate | ISO9001 ; ISO14001; ISO 18001; TUV |
Stainless steel pipes are mainly employed in piping systems to convey fluids or gases. Our manufacturing process involves utilizing a steel alloy that incorporates nickel and chromium, key components that grant stainless steel its remarkable ability to resist corrosion.
ASTM A312 is a standard specification that outlines the requirements for both seamless and welded austenitic stainless steel pipes. These pipes are specifically designed to excel in challenging conditions involving high temperatures and corrosive environments. The commonly used grades under this specification are 304/304L and 316/316L.
A seamless stainless steel pipe is a type of hollow cylindrical conduit made from stainless steel that doesn't have any welded joints or seams along its length. It is manufactured through a process called seamless pipe manufacturing, which involves piercing a solid stainless steel billet or ingot to create a hollow tube. This method ensures a smooth and continuous interior surface, which is advantageous for applications requiring high corrosion resistance and fluid flow efficiency.
Stainless steel is chosen as the material for these pipes due to its exceptional corrosion resistance, strength, and durability. It is often used in applications where the transportation of fluids, gases, or other materials is required, and where the environment may be corrosive or demanding.
Seamless stainless steel pipes find applications in various industries, including:
1. **Oil and Gas**: They are used for transporting oil, gas, and
other hydrocarbons in pipelines.
2. **Chemical Industry**: Stainless steel pipes are resistant to
many chemicals, making them suitable for transporting corrosive
materials.
3. **Food and Beverage Industry**: They are used in the production
and transportation of food and beverages, where hygiene and
corrosion resistance are critical.
4. **Pharmaceutical Industry**: Seamless stainless steel pipes are
used for transporting chemicals and materials in pharmaceutical
manufacturing.
5. **Automotive Industry**: They are used for exhaust systems,
catalytic converters, and other components due to their heat
resistance and durability.
6. **Aerospace Industry**: Aerospace applications demand
high-performance materials, and stainless steel pipes are used in
various aircraft components.
7. **Construction**: They are used in structural applications, such
as handrails, support columns, and architectural elements.
8. **Energy Generation**: Seamless stainless steel pipes are used
in power plants for transporting steam, gases, and liquids.
Stainless steel pipes come in various grades and sizes, each designed for specific applications and environments. Common stainless steel grades used for seamless pipes include 304, 316, 321, and 904L, among others. The choice of grade depends on factors like the corrosive environment, temperature, pressure, and intended application.
FAQ
1. How can I get the price?
-We usually quote within 24 hours after we get your inquiry(Except
weekend and holidays).
-If you are very urgent to get the price, please email us or
contact us in other ways so that we can offer you a quote.
2. Can I buy samples placing orders?
-Yes.Please feel free to contact us.
3. What is your lead time?
-It depends on the order quantity and the season you place the
order.
-Usually we can ship within 3-15 days for small quantity, and about
30 days for large quantity.
4. What is your payment term?
-T/T,L/C,D/P
5. What is the shipping method?
-It could be shipped by sea,by air or by
express(EMS,UPS,DHL,TNT,FEDEX and ect).
Please confirm with us before placing orders.
6. How do you make our business long-term and good relationship?
-1. We keep good quality and competitive price to ensure our
customers benefit ;
-2. We respect every customer as our friend and we sincerely do
business and make friends with them,no matter where they come from.