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Controlled Expansion/Glass Sealing Rod -- Invar 36 -- View Larger Image
Controlled Expansion/Glass Sealing Rod -- Invar 36-Image

Invar is a low expansion alloy, consisting of 36% Nickel, balance Iron. This alloy exhibits extremely low expansion around ambient temperatures and is often used where minimum expansion is required. Invar was originally used for surveying tapes. The name Invar is a variant of Invariant, a reference to it's low expansion charachteristics.



Product Category
Metal Shapes and Stock
Type
Miscellaneous Ferrous Alloy
Grades & Specifications
UNS Number
93601 to 93602
Specifications
ASTM / ASME; MIL-SPEC / QQS; UNS; A-658, B-753, Mil-I-23011C Class 7, F-1684 (96), Mil-S-16598B
Shape / Form
Round Bar or Rod Stock; Semi-finished, Mill Stock or Near Net Shapes; Bar Stock

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Dimensions
Width / OD
 
Features
 
Processing, Temper & Finish
 
Applications