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Hastelloy B2 Flange - Nickel-Molybdenum Alloy for Reducing Acids | Sakshi Forge

Quick Summary (AI Overview)

Hastelloy B2 Flange (UNS N10665 / ASTM B564): High nickel-molybdenum alloy flange offering maximum resistance to pure hydrochloric acid and reducing chemistries.

Hastelloy B2 (UNS N10665) is a nickel-molybdenum alloy engineered for outstanding resistance to hydrochloric, sulfuric, and other reducing acids across a wide concentration and temperature range.

Key Features

High nickel-molybdenum composition
Outstanding resistance to hydrochloric acid
Excellent resistance to reducing acid environments
Good resistance to pitting in reducing media
Custom sizes, classes and face finishes

Technical Specifications

ProductHastelloy B2 Flange
StandardASME B16.5
UNS NoN10665
Size Range1/2" - 20" NB
Pressure Class150 / 300 / 600 / 900 LBS
Flange TypesWeld Neck, Slip-On, Blind, Socket Weld
Face TypeRF / RTJ
Base SpecASTM B564
Available GradesUNS N10665

Target Application Industries

Chemical ProcessingPharmaceuticalAcid Production

Applications & Service Areas

Hydrochloric Acid PipingReducing Acid Process Systems
Hastelloy B2 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 Hastelloy B2 Flange.

Available in UNS N10665, size 1/2"-20" NB, pressure class 150-900 LBS, in Weld Neck, Slip-On, Blind and Socket Weld types per ASTM B564.

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