ASTM A249 Heat Exchanger Stainless Steel Welded Pipe For Heat -
Exchanger And OD1/2'-48'
1. Duplex Steel S31803 ERW Pipes, Duplex 2205 Seamless Tubes,
Duplex S31803 Welded Pipes, Duplex S31803 EFW Tubes, Duplex S32205
Seamless Pipes Manufacturer. Duplex S31803 Tubes, UNS S31803 Duplex Steel Pipes, Duplex 2205 Pipes, ASTM A790 Duplex Steel WRN 1.4462 Seamless
Pipes & Welded Tubes Supplier & Exporter in China.
2. DUPLEX STEEL UNS 32205 / S31803 PIPES & TUBES SPECIFICATIONS:
Grade : Duplex Steel UNS S32205 UNS S31803
Standard : ASTM A790 / ASME SA790, A815
Size : 1/2"NB TO 12 "NB IN
Seamless Pipe & Tube : 1/2" NB - 8" NB
Welded Pipe & Tube : 6” NB - 24” NB
Form : Round, Square, Rectangular, Hydraulic Etc
Type : Seamless / ERW / Welded / Fabricated / EFW
Schedule : SCH20, SCH30, SCH40, STD, SCH80
End : Plain End, Beveled End, Treaded
Length : Single Random, Double Random & Cut Length.
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 2205 | 1.4462 | S31803 / S32205 |
3. About Duplex Steel S31803
| Trade Name | UNS | Duplex Industry Specifications | Chemical Composition | Min.Tensile (KSI) | Min.Yield
(KSI) | Elongation
% |
2205®
22Cr | UNS S31803 | ASME SA-182 (F51), SA-240, SA-798, SA-790, SA-815
ASTM A182 (F51),A240, A276, A479, A789, A790, A815, A928,
A988
SAE J405 | C 0.30 max
Cr 21.0-23.0
Mn 2.00 max
Mo
2.50-3.50
N 0.08-0.20
Ni 4.50-6.50
P 0.030 max
S 0.020 max
Si
1.00 max | 90 | 65 | 25 |
4. Other Types of Duplex Steel UNS S32205 / UNS S31803 Pipes &
Tubes
| Duplex Steel S31803 Pipes | Duplex UNS 32205 Tubes |
| Duplex Steel S31803 Seamless Pipes | Duplex S32205 Seamless Tubes |
| Duplex UNS S31803 Welded Tubes | Duplex Steel S32205 Welded Pipes |
| Duplex S32205 Pipes & Tubes | UNS S31803 Seamless Pipes |
| S31803 Welded Pipes | UNS S32205 Pipes |
| UNS S31803 Tubes | Duplex S31803 Pipes |
| Duplex UNS S31803 Pipes | Duplex S31803 Tube |
| Duplex Steel S31803 Pipes | UNS S31803 Pipes & Tubes |
| Duplex S31803 EFW Pipes | Duplex S32205 ERW Tubes |
| UNS S31803 EFW Tubes | Duplex S32205 ERW Pipes |
| ASTM A790 S32205 Seamless Pipe | ASTM A790 S31803 Pipe |
5. Duplex Stainless Steel Pipes, Duplex Stainless Steel Seamless
Tubes Value Added Processing Services
UNS 31803 Duplex Stainless Steel Pipe Polishing
UNS 31803 Duplex Stainless Steel Pipe Beveling
Heat Treatment, Annealing, Pickling of SS UNS 31803 Duplex ERW,
Seamless Pipes
Ultrasonic Testing of SS UNS 31803 Duplex Pipes
100% X-Ray Welding for UNS 31803 Duplex Large Diameter Custom Size
Stainless Steel Pipes
Drawing Services
Special Testing Requirements – Destructive Testing, Non Destructive
Testing etc.
6. Markings on Stainless Steel Duplex 2205, UNS S31803, UNS S32205,
WNR 1.4462 Seamless/Welded Pipes
The full identification of the pipe should be continuously marked
down its whole length, including:
Nominal Pipe Size (Nominal Bore)
Schedule (Wall Thickness)
Specification
Grade
Method of Manufacture (Seamless or Welded)
Heat Number
Manufacturer’s Name or Symbol
7. Duplex S31803 / S32205 Pipes Packaging
Duplex S31803 / S32205 Seamless Pipe may be furnished bare or
coated and with capped ends. pipes up to 3” OD will be supplied in
bundles. In order to prevent rust during sea shipment, bundles of
Duplex S31803 / S32205 Seamless Pipe may be wrapped with
polypropylene sheets, and secured with flat steel bands. Over 3” OD
will be supplied loose.
8. Duples Steel S31803 pipe tube we delivery to:
Belgium, Taiwan, Poland, Macau, Israel, Serbia, Malaysia, Germany,
Venezuela, Poland, Peru, Mexico, United Kingdom, Austria, Portugal,
United Arab Emirates, Jordan, Ecuador, Nigeria, Chile, Czech
Republic, Afghanistan, Ireland, Philippines, Iran, Chile,
Netherlands, Canada, Namibia, Norway, Puerto Rico, Yemen, Romania,
Mongolia, Brazil, Costa Rica, South Korea, Finland, Lithuania,
Italy, Qatar, Slovakia, Kazakhstan, Ghana, Turkey, South Africa,
Azerbaijan, Colombia, Russia, Lebanon, Indonesia, Bangladesh,
Zimbabwe, New Zealand, Thailand, Gabon, India, Tibet, Australia,
Nigeria, Angola, Sri Lanka, Libya, Hong Kong, Mexico, Kuwait,
Switzerland, Bhutan, Bulgaria, Nepal, Singapore, China, Kenya,
Croatia, Japan, Sweden, Trinidad & Tobago,Tunisia, Egypt, France,
Bolivia, Oman, Belarus, Gambia, Saudi Arabia, Ukraine, Morocco,
Greece, Spain, Pakistan, United States, Iraq, Iran, Bahrain,
Algeria, Argentina, Hungary, Denmark, Estonia, Vietnam
| Place of Origin | China | Brand Name | BOYUE |
| Standard | ANSI, ISO, ASME, DIN, ASTM | Type | Seamless |
| ModelNumber | Duplex Stainless Steel Pipe | Thickness | SCH 5-SCH XXS |
| Packing | Depending on customer | Payment | 30%TT+70% Balance |
Supply Ability:40000Pieces / per Month
Packaging & Delivery
Packaging Details:Generally plywooden case or following customer's
requirement.
Port:Shanghai/Tianjin
Commerce Clause
| Minimum Order Quantity: | 1pcs |
| Price: | Depending on quantity |
| Payment Terms: | T/T or Western Union or LC |
| Supply Ability: | 40000 ton per month |
| Delivery Time: | 10-100 days depending on quantity |
| Packaging Details: | Depending on customer |
Why Choose Us
1.One-Stop Service,One Single Source.
2.No MOQ.
3.Best quality,competitive price
4.Fast Reply.
5.On-Time Delivery
6.Professional sales and technical team .
FAQ
Q1: Are you a factory or a trade company?
A1: We are a professional manufacturer for designing and producing
of Large-size products.(View Mor)
Q2: Do you make customized products or finished parts?
A2: All parts are custom made only, and in stock, we can produce
based on your drawings.
Q3: Will my drawing be e after you get it?
A3: Yes, we will not release your design to third party unless with
your permission.
Q4: What is the MOQ?
A4: Small order is acceptable, but the more, the cheaper.
Q5: How about the samples?
A5: We are happy to make prototype part or sample for clients to
ensure quality standard, but it’s charged according to your
drawing.
