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Home > products > Duplex Steel Pipe > Super Duplex Stainless Steel Welded/Seamless Pipes ASTM A790 UNS S32760

Super Duplex Stainless Steel Welded/Seamless Pipes ASTM A790 UNS S32760

Product Details

Place of Origin: Wenzhou,China

Brand Name: Zheheng

Certification: ISO9001

Model Number: UNS S32760

Payment & Shipping Terms

Minimum Order Quantity: MOQ500kg

Packaging Details: In wooded cases or pallets,or as for clients requirement

Delivery Time: 7-15 working days after receiving payment

Payment Terms: L/C, D/P, T/T, Western Union

Supply Ability: 1000 Ton/Tons per Month

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Highlight:

Duplex Stainless Steel Welded Seamless Pipes

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A790 Stainless Steel Welded Pipe

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UNS S32760 Duplex Steel Pipe

Thickness:
0.5-60mm
Size:
1/4" - 24"
OD:
6-2000mm
Section Shape:
Round
Surface Finish:
Polishing, Hair Line,Pickling
Price Terms:
FOB,CIF,CFR,EXW
Length:
6-7 M
Usage:
Industry
Technique:
Cold Drawn Or Hot Rolled
Thickness:
0.5-60mm
Size:
1/4" - 24"
OD:
6-2000mm
Section Shape:
Round
Surface Finish:
Polishing, Hair Line,Pickling
Price Terms:
FOB,CIF,CFR,EXW
Length:
6-7 M
Usage:
Industry
Technique:
Cold Drawn Or Hot Rolled
Super Duplex Stainless Steel Welded/Seamless Pipes ASTM A790 UNS S32760

Super Duplex UNS S32760 Characteristic


S32760 super duplex stainless steel is developed to be used in aggressive environments. Properties of S32760 include toughness, high strength, corrosion resistance in a large number of organic and inorganic acids. Finally it features high resistance to strong alkalis and resists corrosion in a number of non-oxidizing acids. While involving extended exposure to temperatures more than 572F use of S32760 is not recommended. The chemical composition of UNS S32750 and UNS S32760 are similar; however, the latter contains slightly more copper and tungsten. The copper content (min. 0.5, max 1.0) permits excellent resistance to corrosion in many non-oxidizing and mineral acids like hydrochloric and sulfuric acid

 

Duplex Stainless Steel Features


Duplex stainless steels have Austenitic and Ferritic stainless steel microstructure, and possess properties in two groups stainless steel, however, there are different.

 

Versus Austenitic:

Higher yield strength
Greater corrosion resistance
Stress corrosion cracking resistance
Not common, used temperate under 250 C. Fabricability not good as Austenitic
Strictly control heat treatment and welding process
Price stability

 

Versus Ferritic:

Good toughness than Ferric, not hard
Greater corrosion
Fabricability is better
Better weldability
Wide usage than Ferritic
Higher price

 

Use


Chemical processing, transport and storage Oil and gas exploration and offshore rigs
Oil and gas refining
Marine environments
Pollution control equipment
Pulp & paper manufacturing
Chemical process plant

 

UNS S32760 stainless pipe Chemical Composition


Grade C≤ Mn≤ P≤ S≤ Si≤ Ni Cr Mo N Cu
S32760 0.05 1 0.03 0.01 1 6.0-8.0 24.0-26.0 3.0-4.0 0.20-0.30 0.50–1.00

 

Mechanical Properties


Mechanical properties Tensile, min, ksi[MPa] Yield, min, ksi[MPa] Elongation, %(min) Hardness, HB(max)
S32760 109 [750] 80 [550] 25 300

 

Physical Properties


0.2% Proof Stress (N/mm2 ) [ksi] minimum 550 [79.8]
Ultimate Tensile Strength (N/mm2) [ksi] minimum 750 [108.8]]
Elongation (%) minimum 25
Hardness (HBN) 270max
Reduction of Cross Section Area (%) minimum 45
Charpy V-notch Impact at ambient Temp (J) [ft.lb] 80min [59min]
Charpy V-notch Impact at -46°C (J) [ft.lb] 45av, 35min [33av, 25.8min]

 

Product Testing


Coating Thk Test

Geometry inspection

Ultrasonic Inspection

Nondestructive Testing

Hydrostatic Testing

 

Package Process


1.with plastic cap to protect both ends

2.weaving bag wrapped outside the pipe

3.then pack into wooden case.

 

Image


Super Duplex Stainless Steel Welded/Seamless Pipes ASTM A790 UNS S32760 0