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Alloy 28 Flange - High Chromium-Nickel-Molybdenum Acid Resistant Flange | Sakshi Forge

Quick Summary (AI Overview)

Alloy 28 Flange (UNS N08028 / ASTM B462): High Cr-Ni-Mo acid-resistant flange providing high-alloy performance in phosphoric and sulfuric acid lines at economical cost.

Alloy 28 (UNS N08028) combines high chromium, nickel and molybdenum content to deliver excellent resistance to sulfuric and phosphoric acids as well as good resistance to chloride pitting and stress corrosion cracking.

Key Features

High chromium-nickel-molybdenum composition
Excellent sulfuric and phosphoric acid resistance
Good chloride pitting resistance
Cost-effective alternative to higher nickel alloys
Custom sizes, classes and face finishes

Technical Specifications

ProductAlloy 28 Flange
StandardASME B16.5
UNS NoN08028
Size Range1/2" - 24" NB
Pressure Class150 / 300 / 600 / 900 LBS
Flange TypesWeld Neck, Slip-On, Blind, Socket Weld
Face TypeRF / RTJ
Base SpecASTM B462
Available GradesUNS N08028

Target Application Industries

Chemical ProcessingFertilizer ProductionFlue Gas Desulfurization

Applications & Service Areas

Sulfuric/Phosphoric Acid PipingFGD & Pollution Control Systems
Alloy 28 Flange
Quick Quotation

Request Price & Specs

MTC EN 10204 3.1 & Inspection provided
Pan-India & global sea-freight dispatch
Custom dimensions/drawings supported
Response time: Less than 2 hours

Frequently Asked Questions

Read commonly asked questions about specifying and ordering Alloy 28 Flange.

Available in UNS N08028, size 1/2"-24" NB, pressure class 150-900 LBS, in Weld Neck, Slip-On, Blind and Socket Weld types per ASTM B462.

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