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Duplex Steel Stainless Pipe

4800.0 USD
Min. Order: 500 Kilogram
Trade Term: FOB,CFR,CIF,EXW
Payment Terms: L/C, D/P, T/T
Supply Ability: 2000Ton/Month
Place of Origin: Zhejiang

Company Profile

Location: Lishui, Zhejiang, China (Mainland)
Business Type: Manufacturer, Trading Company

Product Detail

Model No.: 730640
Means of Transport: Ocean, Land
Brand: Ganyeah
Grade: SUS 304/304L/ 316L/347H/S32205/S32750
Standard: Astm a312/Astm a778/Astm a554/Astm a249/JIS G3463
Inspection: UT, ET, HT, RT
Section Shape: Round
Certification: API 5LC,DNV•GL, ABS, TUV, LR.
Length: 6 m or as customers' request
Surface: Pickling,annealing,polishing,bright
HS Code: 730640000/730611000
Origin: China
Production Capacity: 2000Ton/Month
Packing: Plastic, Wooden Case, Others Seaworthy Packing
Delivery Date: 15days
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Product Description

Duplex Steel Stainless Pipe

Duplex Steel Stainless Pipe Specifications:
ASTM A789 Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Tubing for General Service
ASTM A790 (ASME SA790) Standard Specification for Seamless and Welded Ferritic/Austenitic Stainless Steel Pipe
ASTM A928 (ASME SA928) Standard Specification for Ferritic/Austenitic (Duplex) Stainless Steel Pipe Electric Fusion Welded with Addition of Filler Metal
GB/T 21832-2008 Austenitic--Ferritic(duplex) grade stainless steel welded tubes and pipes
GB/T 21833-2008 Austenitic-Ferritic (duplex) grade stainlee steel seamless tubes and pipes 

Duplex Steel Stainless Pipe Features:

1.Superior resistance to general and local corrosion, especially to stress corrosion, pitting corrosion, crevice corrosion, corrosion fatigue and abrasion & corrosion.
2.Good weldability
3.Good mechanical properties
4.Excellent intergranular corrosion resistance
5.High cost-effectiveness, long life time


Main Testing Terms and Procedure:

  • 1. Heat Treatment and Solution Annealing / Bright Annealing

  • 2. Cutting to required length and deburring;

  • 3. Chemical Composition Analysis Test With 100% PMI and One tube from each heat by Direct Reading Spectrometer

  • 4. Visual Test and Endoscope Test for Surface Quality Test

  • 5. 100% Hydrostatic Test and 100% Eddy Current Test

  • 6. Ultrasonic Test subject to the MPS (Material Purchase Specification)

  • 7. Mechanical Tests includes Tension Test, Flattening Test, Flaring Test, Hardness Test

  • 8. Impact Test subject to Standard request

  • 9. Grain Size Test and Intergranular Corrosion Test

  • 10. Ultrasoic measuring of Wall Thickness


    Marking & Packing

  • Marking according to MPS and Standard

  • Stainless Steel Tubes Ends with Caps according to PO

  • In Seaworthy Wooden Cases With Plastic Paper protect

  • In Plywood Cases With Plastic Paper Protect(Recommend, All Plywood Cases made by ourselves with lower cost.)

  • Steel Racks Package

  • Hexagonal packing in Bundles


Duplex Steel Stainless PipeDuplex Steel Stainless PipeDuplex Steel Stainless PipeDuplex Steel Stainless Pipe


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