• Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
  • Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
  • Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
  • Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
  • Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
  • Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462

Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462

After-sales Service: 18 Months
Warranty: 18 Months
Type: Welded
Technique: TIG
Material: Stainless Steel
Surface Treatment: Polished
Customization:
Gold Member Since 2022

Suppliers with verified business licenses

Manufacturer/Factory, Trading Company

Basic Info.

Model NO.
DSP-789
Usage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
Section Shape
Round
Standard
ASTM A269/A270/3A
Stainless Steel
304/304L, 316/316L, 321
Welding
TIG
Surface Condition
Ba, Annealing Pickling, Polishing
Application
Boiler, Superheater, Heat Exchanger, or Condenser
Seamless
Coild Rolled, Cold Drawn
Transport Package
Wooden Box
Specification
6 - 114.3 mm
Trademark
Dingshang
Origin
China
HS Code
7306400000
Production Capacity
7000 Ton/Year

Product Description

 
Introducing the EP Electropolished Stainless Steel Seamless Bright Tube Welded Tubing Petrochemical, Pharmaceutical, Food, and Automobile Pipe

Are you in search of a reliable and high-quality heat exchanger tube? Look no further! We are delighted to present the ASTM A249/A269 304/304L 316/316L Welded Stainless Steel Heat Exchanger Tube, manufactured by Huzhou Dingshang Stainless Steel Co., Ltd. With their exceptional expertise and unwavering commitment to excellence, you can trust that this tube surpasses the highest industry standards.

Unparalleled Performance and Durability

Constructed from durable stainless steel, this heat exchanger tube ensures exceptional performance and longevity. Its bright annealed surface enhances heat transfer efficiency, making it the perfect choice for condensers and various heat exchange applications. Say goodbye to inefficient heat transfer and welcome improved efficiency!

Reliable and Efficient Heat Transfer

Designed to withstand high temperatures and corrosive environments, the ASTM A249/A269 304/304L 316/316L Welded Stainless Steel Heat Exchanger Tube offers reliable and efficient heat transfer. Its welded construction guarantees a secure and leak-free connection, providing you with peace of mind. Additionally, the use of stainless steel ensures resistance to rust and corrosion, ensuring long-lasting performance.

Versatile Applications

Whether you require it for industrial processes, HVAC systems, or other heat exchange systems, this versatile heat exchanger tube is up for the task. Its exceptional performance and durability make it suitable for a wide range of applications. No matter your heat transfer needs, this tube is the perfect solution.

Trust in Huzhou Dingshang Stainless Steel Co., Ltd.

When it comes to choosing a reliable and high-quality product, trust in the expertise of Huzhou Dingshang Stainless Steel Co., Ltd. They have the certifications to prove their commitment to excellence, including ISO9001:2015 and PED 2014/68/EU. With their Duplex Stainless Steel Welded Tube ASTM A789 / A790 UNS S31803 / 2205 / 1.4462, you can have peace of mind knowing you're getting a top-notch product that meets industry standards.

Experience exceptional heat transfer performance and durability with the AEP Electropolished Stainless Steel Seamless Bright Tube Welded Tubing Petrochemical, Pharmaceutical, Food, and Automobile Pipe from Huzhou Dingshang Stainless Steel Co., Ltd. Trust in their expertise and commitment to excellence. Upgrade your heat exchange systems today!
 
Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
 
Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462
 
Material Stainless Steel 304/304L/316L/321
Shape Round Tubes
Production Standards ASTM A270, ASTM A269, ASTM A249, ASTM A778, ASTM A789, DIN 11850, EN 10357, EN 10217-7 and so on.
Outer Diameter 16mm - 2000mm ; 
Thickness 0.8mm - 20 mm ; 
Length 6 Meters - 20 Meters ; As customers' request ; 
Tolerance According to the Standard, +/-10% Commonly ;
Surface Treatment Annealing pickling, Bright Annealed, Polishing 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.
Test Flaring test; Flattening test; Bending Test; Hydraulic Test; Eddy Current test
Design OEM / ODM / Customized 
Certificate ISO9001; ISO14001; PED.
 
Welcome to Huzhou Dingshang Stainless Steel Co., Ltd.!

Introducing our top-quality stainless steel heat exchanger tube, the ASTM A249/A269 304/304L 316/316L, 321 Welded Stainless Steel Heat Exchanger Tube. Crafted from durable stainless steel, this tube is perfect for a wide range of applications and meets industry standards. With its exceptional heat transfer efficiency, it ensures optimal performance.

At Huzhou Dingshang Stainless Steel Co., Ltd., we take great pride in providing reliable products that cater to your heat exchanger tube needs. Our welded tubes are meticulously bright annealed and possess a surface suitable for condenser applications. You can trust in the exceptional quality and durability of our products.

Choose from a variety of sizes and tolerances to find the perfect fit for your specific requirements. We offer an impressive warranty period of 18 months, ensuring your complete satisfaction and peace of mind.

Experience the remarkable benefits of our Duplex Stainless Steel Welded Tube ASTM A789 / A790 UNS S31803 / 2205 / 1.4462. It is the ideal choice for fulfilling your heat exchanger needs. Don't miss out on this opportunity to enhance your applications with our high-quality stainless steel tubes.
 
Stainless Steel Heat Exchanger Tube Tolerances
Standard OD(mm) WT(mm) Length(meters) Grade
ASTM A249,
ASTM A269, 
EN 10217-7
15.88 to 114.3 0.3 to 4.0 Up to 18.3 meter 1.4301, 1.4306, 1.4404, 
AISI 304/304l/316l, 
S31803/S32205, etc
Standard Outside Diameter Thickness Length
ASTM A249
(A1016)
<25.4 ±0.10 ±10%S OD<50.8+3-0
OD≥50.8+5-0
≥25.4~<38.1 ±0.15
≥38.1~<50.8 ±0.20
≥50.8~<63.5 ±0.25
≥63.5~<76.2 ±0.31
ASTM A269
(A1016)
<38.1 ±0.13 OD<12.7±15% 
OD≥12.7±10%
OD<38.1+3.2-0
OD≥38.1+4.8-0


 
Welcome to Huzhou Dingshang Stainless Steel Co., Ltd., where tranquility meets excellence. Immerse yourself in the world of stainless steel heat exchanger tubes, meticulously crafted to perfection. Our esteemed company specializes in creating the finest ASTM A249/A269 Welded Stainless Steel Heat Exchanger Tubes, designed to elevate your heat exchange applications to new heights.

Indulge in the durability and reliability of our tubes, meticulously crafted from premium stainless steel. With our state-of-the-art production lines and highly skilled workforce, we guarantee precise welding that surpasses even the highest standards. Experience enduring service and unwavering performance with our A249/A269 Welded Stainless Steel Heat Exchanger Tubes.

At Huzhou Dingshang Stainless Steel Co., Ltd., we take pride in our exceptional quality. That's why we offer a remarkable 18-month warranty, providing you with complete peace of mind. We wholeheartedly stand behind the enduring performance of our products, ensuring your satisfaction.

Whether you need heat exchanger tubes for industrial or commercial use, our EP Electropolished Stainless Steel Seamless Bright Tube Welded Tubing Petrochemical, Pharmaceutical, Food, Automobile Pipe is the perfect choice. Trust Huzhou Dingshang Stainless Steel Co., Ltd. for all your stainless steel tube needs.

Experience the calm and soothing embrace of our stainless steel heat exchanger tubes. Elevate your heat exchange applications with the finest craftsmanship and unwavering performance. Choose Huzhou Dingshang Stainless Steel Co., Ltd. for a seamless experience.
 
Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462

Indulge in the serene quality of our EP Electropolished Stainless Steel Seamless Bright Tube Welded Tubing Petrochemical, Pharmaceutical, Food, Automobile Pipe at Huzhou Dingshang Stainless Steel Co., Ltd. Immerse yourself in the world of top-notch Electropolished tubes that surpass the highest standards. Crafted from premium stainless steel and subjected to rigorous testing, our tubes are built to last and perform flawlessly.

With our impeccable welded construction and superior materials, our Electropolished tubes are designed to withstand even the most demanding applications. Whether you require them for condensers or other heat exchange systems, rest assured that our A270/A269/3A Stainless Steel Electropolished Tubes are the perfect choice for your next project.

Discover the advantages of our high-quality tubes:
- Unparalleled durability and longevity
- Exceptional performance in the face of challenging conditions
- A bright annealed surface that enhances corrosion resistance
- A wide range of sizes and specifications to cater to your needs

When you select Huzhou Dingshang Stainless Steel Co., Ltd., you can be confident that you are investing in the finest heat exchanger tubes available. Place your trust in our unwavering commitment to quality, and allow us to provide you with reliable and efficient solutions for all your project requirements.
 
Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462

Certificates

Introducing the Duplex Stainless Steel Welded Tube ASTM A789 / A790 UNS S31803 / 2205 / 1.4462 from Huzhou Dingshang Stainless Steel Co., Ltd. This exceptional product is specifically designed for heat exchanger applications, delivering outstanding performance and unmatched durability. Crafted from high-quality stainless steel, this heat exchanger tube guarantees reliability and long-lasting functionality. Choose our welded heat exchanger tube for superior quality and efficiency.

HTML-formatted description:
 

Certificates

Introducing the Duplex Stainless Steel Welded Tube ASTM A789 / A790 UNS S31803 / 2205 / 1.4462Huzhou Dingshang Stainless Steel Co., Ltd. This exceptional product is specifically designed for heat exchanger applications, delivering outstanding performance and unmatched durability. Crafted from high-quality stainless steel, this heat exchanger tube guarantees reliability and long-lasting functionality. Choose our welded heat exchanger tube for superior quality and efficiency.

Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462

Stainless Steel Grades

When it comes to stainless steel, there are various grades available to suit different needs. Let's take a look at some of the commonly used stainless steel grades:

  • 200 Series: Includes grades like 201, 202, and more.
  • 300 Series: Includes grades like 301, 302, 303, 304, 304L, 309, 309s, 310, 310S, 316, 316L, 316Ti, 317L, 321, and 347.
  • 400 Series: Includes grades like 409, 409L, 410, 420, 430, 431, 439, 440, 441, and 444.
  • Others: Includes grades like 2205, 2507, 2906, 330, 660, 630, 631, 17-4ph, 17-7ph, S318039, and 904L.
  • Duplex Stainless Steel: Includes grades like S22053, S25073, S22253, S31803, S32205, and S32304.
  • Special Stainless Steel: Includes grades like 904L, 347/347H, 317/317L, 316Ti, and 254Mo.

 

UNS Designation C Si Mn P S Cr Ni Mo N Cu
max max max max max
S31803 0.03 1 2 0.03 0.02 21.0 - 23.0 4.5 - 6.5 2.5 - 3.5 0.08 - 0.20 -
S32205 0.03 1 2 0.03 0.02 22.0 - 23.0 4.5 - 6.5 3.0 - 3.5 0.14 - 0.20 -
S32750 0.03 0.8 1.2 0.035 0.02 24.0 - 26.0 6.0 - 8.0 3.0 - 5.0 0.24 - 0.32 0.5 max
S32760 0.05 1 1 0.03 0.01 24.0 - 26.0 6.0 - 8.0 3.0 - 4.0 0.20 - 0.30 0.50 -1.00

Discover the Exceptional Mechanical Properties of Stainless Steel

Experience the superior durability and performance of our stainless steel heat exchanger tube, brought to you by Huzhou Dingshang Stainless Steel Co., Ltd. Crafted from high-quality stainless steel, our ASTM A249/A269 304/304L 316/316L Welded Stainless Steel Heat Exchanger Tube is perfect for a wide range of heat exchanger applications.

With a variety of sizes and specifications available, you can easily find the perfect tube to meet your specific needs. Trust Huzhou Dingshang Stainless Steel Co., Ltd. for all your stainless steel requirements.

Product Details:
- Company Name: Huzhou Dingshang Stainless Steel Co., Ltd.
- Product Name: ASTM A249 / ASME SA249 TP321 Welded Tube Bright Annealed Surface For Condenser
- Keywords: A249/SA249/Welded Stainless Steel Heat Exchanger Tube/Heat Exchanger Tube/304/304L/316/316L/A249 304/A249 304L/A249 316/A249 316L/A269 304/A269 304L/A269 316/A269 316L

For a reliable and efficient stainless steel heat exchanger tube, choose Huzhou Dingshang Stainless Steel Co., Ltd. Our tube is designed to provide exceptional mechanical properties, ensuring long-lasting performance in various heat exchange applications. Don't settle for anything less than the best - trust our high-quality stainless steel tube to meet your needs.

Order now and experience the benefits of our ASTM A249/A269 304/304L 316/316L Welded Stainless Steel Heat Exchanger Tube. Contact Huzhou Dingshang Stainless Steel Co., Ltd. today!
 
 
Welcome to Huzhou Dingshang Stainless Steel Co., Ltd.

Indulge in the serenity of our exquisite collection of high-quality stainless steel heat exchanger tubes. Immerse yourself in the tranquility of efficient heat transfer and long-lasting performance. Crafted from industrial-grade stainless steel and special alloys, our tubes are a testament to durability and endurance.

Key Features:
- Embrace the strength and leak resistance of our welded construction.
- Choose from the finest stainless steel grades, 304/304L and 316/316L, for a seamless experience.

Benefits:
Our meticulously designed stainless steel heat exchanger tubes ensure optimal heat transfer in heat exchanger systems. With their remarkable resistance to corrosion, you can trust in their unwavering performance. Manufactured with precision to meet industry standards, our tubes guarantee reliability and longevity.

With an annual production capacity of up to 7,000 tons, we are dedicated to delivering products that surpass the highest standards. Our tubes conform to GB, ASTM/ASME, JIS, DIN, EN, GOST, and ISO specifications, ensuring their compatibility with a wide range of applications.

Whether you require heat exchanger tubes for industrial or commercial purposes, our ASTM A249/A269 304/304L 316/316L Welded Stainless Steel Heat Exchanger Tube is the epitome of excellence. Contact us today for more information or to place an order.
Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462Duplex Stainless Steel Welded Tube ASTM A789 / A790 Uns S31803 / 2205 / 1.4462

Discover the exceptional quality of the EP Electropolished Stainless Steel Seamless Bright Tube Welded Tubing Petrochemical, Pharmaceutical, Food, and Automobile Pipe by Huzhou Dingshang Stainless Steel Co., Ltd. This meticulously designed heat exchanger tube is crafted to meet the unique requirements of our esteemed clients.

With our team of highly skilled technicians, state-of-the-art production equipment, and rigorous inspection and testing procedures, we guarantee that our heat exchanger tubes adhere to the highest quality standards. Our commitment to excellence is evident through our ISO9001 quality management system certification, EU pressure equipment directive PED certification, and AD2000 certification, all issued by Lloyd's. Furthermore, we possess a Chinese national special equipment manufacturing license (TS certificate).

At Dingshang, we are guided by the principles of continuous improvement, trustworthiness, and mutual success. Our prompt responses and dependable tubes have established us as a trusted supplier both domestically and internationally, serving over 20 countries, including major economies.

Don't miss out on the numerous benefits offered by the EP Electropolished Stainless Steel Seamless Bright Tube Welded Tubing Petrochemical, Pharmaceutical, Food, and Automobile Pipe. Experience the difference today by placing your order with us.

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Gold Member Since 2022

Suppliers with verified business licenses

Manufacturer/Factory, Trading Company
Registered Capital
50000000 RMB
Plant Area
6000 square meters