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UNS 32304 Seamless Duplex Stainless Steel Pipe

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UNS 32304 Seamless Duplex Stainless Steel Pipe

UNS 32304 Seamless Duplex Stainless Steel Pipe
UNS 32304 Seamless Duplex Stainless Steel Pipe

Large Image :  UNS 32304 Seamless Duplex Stainless Steel Pipe

Product Details:
Place of Origin: CHINA
Brand Name: STONE
Certification: ISO
Model Number: STONE
Type: Duplex Stainless Steel Pipe / Tube
Material Grade: S31803/S31500/S32750 etc
Standard: ASTM A790/A789
Outer Diameter: 6mm-710mm
Wall Thickness: 2.5mm-50mm
Surface Finish: Pickled And Aneanled
Producing Method: cold drawn and cold rolled
Characteristic: High mechanical strength,Good weldability,Good corrosion resistance,Low thermal expansion
Payment & Shipping Terms:
Minimum Order Quantity: Negotiation
Price: Negotiation
Packaging Details: According to customer’s requirment
Delivery Time: 7-15days
Payment Terms: L/C,T/T,Paypal
Supply Ability: 1500 tons per month
Detailed Product Description
High Light:

super duplex stainless steel pipe


2205 duplex stainless steel pipe

Quick Detail:


We BWSS offer an extensive range of Seamless Pipes to our clients. We also deal with super duplex pipes. Our stainless steel seamless pipe was width used in Mining, Energy, Petrochemical, Chemical Industry, Food plant, Paper plant, Gas and Fluid Industry etc



2 Material: S31803/S31500/S32750 etc

3 OD: 6MM---710MM

Thickness: 2.5mm---50mm

4 Certificate: PED, ISO, GB, GOST

5 Producing method: cold drawn and cold rolled


UNS 32304 Seamless Duplex Stainless Steel Pipe 1.4362 OD 6MM - 710MM



Stainless Steel Pipe:

1.Material: S31803/S31500/S32750 ETC
2.O.D: 6mm-710mm , Thickness:2.5-50mm

3.A999/A999M: Each pipe shall be subjected to the nondestructive electric test or the hydrostatic test, the Thpe of test to be used shall be at the option of the mfg, unless otherwise specified in the PO.

4. The Pipe lengths : Unless otherwise agreed upon, all size from NPS 1/8” TO AND INCLUDING nps 8 are available in a length up to 24ft with the permitted range of 15 to 24 ft. Short length are acceptable and the number and min, length shall be agreed upon between mfg and purchaser.

5. The finished pipe shall be reasonably straight and shall have workmanlike finish, Removal of imperfections by grinding is permitted, provided the W.T are not decreased to the lenss than the permitted in Section 9 of Specification A999/A999M

6. Butt Weld End:  According to ANSI B 16.25
7. Pipe Marking: Specified in A999/999M, include “Logo+Standard+SIZE+Heat No.+Lot No.+H.T/E.T/U.T”

8. Packing: Each Pipe end is protected by Plastic cap. Then packed by Anti-rust steel strip, The outside of the bundle is plastic woven bag, or Plastic film.


10.MTC:  BWSS Official Original MTC paper will be supplied for each order.





General corrosion resistance similar or better than 316L, but with a yield strength double of austenitic stainless steel.

UNS 32304 Duplex Stainless Steel Seamless Pipe 1.4362



General Introduction


Grade 2304 is a lean Duplex stainless steel with general corrosion resistance similar or better than 316L, but with a yield strength nearly double that of austenitic stainless steels.



Chemical Composition(%)




UNS Designation


Carbon (C) max.


Manganese (Mn) max.


Phosphorus (P) max.


Sulfur (S) max.


Silicon (Si) max.


Chromium (Cr)

21.5 - 24.5

Nickel (Ni)

3.0 - 5.5

Molybdenum (Mo)

0.05 - 0.60

Nitrogen (N)

0.05 - 0.20

Copper (Cu)

0.05 - 0.60

Iron (Fe)




 Characteristic properties


• High mechanical strength

• Good weldability

• Good corrosion resistance

• High resistance to Stress Corrosion Cracking (SCC)

• Good machinability

• Very good wear and abrasive resistance

• Low thermal expansion

• Good fatigue properties

• Temperature range -40°C to 250°C



Size Available at BWSS



•    OD: 6-710.0 mm

•    WT: 2.5-50 mm

•    Lengths: up to 12 m


Heat exchanger tubes

•    OD: 21.3-114.3 mm

•    WT: 1.5-3.05 mm

•    Lengths: up to 12 m





• Chloride containing environments

• Welded pipe systems within Pulp and Paper-, Chemical and Petrochemical-, Water Treatment Industries

• Transportation

• Architecture, Building and Construction

• Heat exchanger tubes


TAG: duplex tubing seamless, duplex stainless steel seamless pipe, super duplex seamless tubing



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