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Super Duplex 2507 Flange ASTM A182 F53 UNS S32750 Super Duplex Weld Neck Flange

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Super Duplex 2507 Flange ASTM A182 F53 UNS S32750 Super Duplex Weld Neck Flange

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Brand Name : YUHONG

Model Number : ASTM A182 F53 Super Duplex Weld Neck Flange

Certification : ISO, API , ABS, DNV, GL , LR, NK

Place of Origin : CHINA

MOQ : 1PC

Delivery Time : 7 DAYS

Packaging Details : Ply-wooden Case/Pallet

Product Name : Super Duplex Flange

Standard : ASTM A182 / ASME SA182

Material : Super Duplex 2507 / F53 / UNS S32750

Class : 150#, 300#, 600#, 900#, 1500#, 2500#

Type : PL, WN, SO, BL, SW, LWN

Face : RF, FF, RTJ

Application : Petroleum, Chemical, Onshore adn Offshore, Shipbuilding, etc

High Light : ASTM A182 F53 Super Duplex Steel Flange, Duplex 2507 / UNS S32750 Weld Neck Flange

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ASTM A182 F53 / UNS 32750 / Super Duplex 2507 Weld Neck Flange WNRF Flange

Specialized Corrosion Resistance of ASTM A182 F53 Super Duplex Steel Flange Weld Neck Flange

  • Erosion-Corrosion: Performs well in high-velocity seawater (e.g., subsea pipelines) due to combined resistance to mechanical wear and chloride attack.

  • Stress Corrosion Cracking (SCC): Resists SCC in chloride-rich, high-temperature environments (e.g., geothermal brines), unlike austenitic steels like 316L.

  • Hydrogen Embrittlement: Less prone than martensitic steels but requires caution in sour (H₂S) environments. Compliant with NACE TM0177 (tensile testing in H₂S).

Chemical Composition of ASTM A182 F53 Super Duplex Steel Flange Weld Neck Flange

Weight% C Mn P S Si Cr Ni Mo N Cu
Super Duplex F53 0.03 max 1.2 max 0.035 max 0.015 max 0.8 max 24-26 6-8 3-5 0.24-0.32 0.5 max

Mechanical properties of ASTM A182 F53 Super Duplex Steel Flange Weld Neck Flange

Alloy Tensile Strength ksi Proof Strength 0.2% ksi (min)

Elongation (%) (min)

Elongation (%) (min)
Super Duplex F53 Annealed Condition

110-135

80

15

16

ASME B16.5 Super Duplex 2507 Flanges EN TYPE DIN

WN – Welding Neck

EN-TYPE 11

 DIN 2631
DIN 2632
DIN 2633
DIN 2634
DIN 2635
BL – Blind EN-TYPE 05 DIN 2527
SO – Slip On EN-TYPE 01/12

LJ – Lap Joint

EN-TYPE 02/04

 DIN 2641
DIN 2642
DIN 2655
DIN 2656
LWN – Long Welding Neck / Integral EN-TYPE 21
Welding Collars EN-TYPE 32/34
Super Duplex 2507 Flat Flange for Welding DIN 2573
DIN 2576
SW – Socket Weld EN-TYPE 14
THR – Threaded EN-TYPE 13 DIN 2566
Super Duplex 2507 Lap Joint Short Stub End DIN 2673
Super Duplex Steel 2507 Orifice Flanges, Super Duplex SS 2507 Swivel Flanges, Spades, Spacer Rings
Super Duplex 2507 F55 Spectable Blinds, API 6A, JIS B2220, VSM, NFE, BS10/BS4504, GOST

Comparative Advantages Over Alternatives

  • vs. Duplex 2205 (F51/S32205): Higher Cr, Mo, and N content in 2507 provides superior pitting resistance (PREN 42 vs. 35) and strength (550 MPa vs. 450 MPa yield).

  • vs. Titanium: Lower cost (~50% less) and better thermal conductivity, though less resistant to reducing acids like HCl.

  • vs. Nickel Alloys (e.g., Hastelloy): More cost-effective for chloride environments but unsuitable for highly oxidizing conditions (e.g., hot nitric acid).

Application

  • Oil and gas exploration: Subsea pipelines, Christmas trees, manifolds.
  • Chemical processing plants:HCl, H₂S, and chloride-rich environments.
  • Marine applications: onshore & offshore engineering.
  • Power generation:Flue gas desulfurization (FGD) systems.
  • Desalination Plants: Seawater reverse osmosis systems.

NO CRACK (PT TEST)

Super Duplex 2507 Flange ASTM A182 F53 UNS S32750 Super Duplex Weld Neck FlangeSuper Duplex 2507 Flange ASTM A182 F53 UNS S32750 Super Duplex Weld Neck Flange


Product Tags:

Super Duplex 2507 Flange

      

ASTM A182 F53 Super Duplex Flange

      

UNS S32750 Super Duplex Flange

      
Super Duplex 2507 Flange ASTM A182 F53 UNS S32750 Super Duplex Weld Neck Flange Manufactures

Super Duplex 2507 Flange ASTM A182 F53 UNS S32750 Super Duplex Weld Neck Flange Images

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