Jiangsu, China
Business Type:
Manufacturer/Factory, Trading Company
Management System Certification:
ISO 9001, ISO 9000, ISO 14001
Sample Available

Duplex Steel Tube, S31803 Duplex Steel Tube, Stainless Steel Tube manufacturer / supplier in China, offering Duplex Steel Seamless Heat Exchanger Tube, High Quality Titanium Corrugated Tubes, The Best Offer for Titanium Corrugated Tubes and so on.

Gold Member Since 2014
Audited Supplier

Duplex Steel Seamless Heat Exchanger Tube

Min. Order / Reference FOB Price
1 pc US $5/ kgs
Production Capacity: 50000PCS
Transport Package: Wooden Case
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram, Western Union
Type: Duplex Steel Pipe
Standard: ASTM, AISI, GB, JIS, DIN, EN
Grade: Picking
Certification: ISO
Shape: Round
Technique: Cold Rolled

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Basic Info.

Model NO.
UNS S31803, S32304, S32750, S32707, S31050
Surface Treatment
Picking
Trademark
Tongji Engineering
Specification
acc to the ASTM specifications or others
Origin
China
Duplex Steel seamless heat exchanger tube
Duplex Steels are extremely resistant to corrosion and have exceptional mechanical strength for the special applications.

Standard: ASTM A789/ ASTM A790, ASTM A312 or closer
Grades: UNS S31803, S32304, S32205, S32750, S32507, S31050, S33207, S32101 etc.
Size:  OD: 5 - 1016 mm, Wt: 0.5~ 25mm, Length:20m or as required



Tongji Engineering offers a comprehensive list of tubing alloys to fit the most and least common applications.

Stainless Steel: 304 Tubing, 316/ 316L/ 316H, 317/ 317L, 309S/ 310H, 310S/ 310H, 321/321H, 347/ 347H
Duplex Stainless Steel: UNS S31803, S32304, S32205, S32750, S32507, S31050, S33207, S32101
Super Austenitic : 6 Moly, 825, 904L, 800/ 800H, N08811
Super Ferritics/ Ferritics : 29-4C, S44627, 439, 444, 446
Nickel Alloy: 20, 200/ 201, 276, 400, 600, 22, 625, 686
Titanium : Grades 1, 2, 3, 7, 9, 11, 12, 16, 17, 26 and 28
Copper alloys: C70600, C71500, C71640, C44300, C68700
Markets We Serve:
Oil & Gas, Power Generation, Chemical, Petrochemical, Food & Dairy, Beverage, Pharmaceutical, Biopharmaceutical, General Commercial, Specialty Automotive
We always seek and improve our service as per requirement of our valued customers.
Commodity Duplex Steel seamless heat exchanger tube
Process method Cold drawn/ Cold rolled/ Welded
Materials Grades UNS S31803, S32304, S32750, S32707
UNS S31050, S33207, S32900, S31500 etc.
Standards: ASTM A789/ 790, ASTM A312,
DIN17458, EN10216-5, JIS3463, JIS3459, GOST, BS or closer.
Size NPS:1/8 to 40" , Schedule: 5S to XXS. Length: 20m or as required
OD: 5 - 1016 mm, Wt: 0.5~ 25mm, Length:20m or as required
Shape In straight length or as U-bend
Surface Finished Anneal/ Picking/ Manual Polish/ Mechanical Polish or as required
Inspection Testing  100% Ultrasonic Test, 100%Eddy Current Test, 100%Hydraulic Test, 
100% X-Ray Test to welded pipe
Mechanical Test, Hardness Test, Inter-granular corrosion Test 
Certificate EN 1024 3.1/ 3.1B/ 3.2, PED, DNV, TUV
    Packing Wooden case/ Steel framed plywood case/ simple packing
  Delivery Time By mutual agreement
 

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