Super Invar 32-5 Round Bar | Rod

super invar 32-5 round bar rod low expansion alloy

EFINEA stocks this popular low expansion alloy, Super lnvar 32-5, in round bar and rod. Our inventory of round bar and rod is available in an assortment of diameters starting at 0.50″. Please refer to the table below for additional Super lnvar diameters available from stock.


Super lnvar round bar and rod ship with mill certified specifications. All materials conform to ASTM F1684.


Call the Material Experts at EFINEA toll free at 800-348-6268. We are here to provide you with information on Super lnvar 32-5 properties, EFINEA lnc.’s competitive pricing, capabilities, shipping, including answers to any questions you have.


Stock materials can ship within 24-hours of order confirmation. Tell us if you want your materials delivered cut-to-size, as our skilled in-house fabrication team will saw, water jet and/or centerless grind your order to save you additional time and money.

Below please find a sampling of our standard stock items. Our inventory fluctuates based on market demands. If you do not see the size or form you require, we ask that you call us for current product availability.
MaterialFormSize InchesSKU Number
Super Invar 32-5Round Bar | Rod0.500”SUPINV-RD-5000
Super Invar 32-5Round Bar | Rod0.8125”SUPINV-RD-8125
Super Invar 32-5Round Bar | Rod1.000”SUPINV-RD-1.000
Super Invar 32-5Round Bar | Rod1.574”SUPINV-RD-1.574
Super Invar 32-5Round Bar | Rod2.000”SUPINV-RD-2.000
Super Invar 32-5Round Bar | Rod2.500”SUPINV-RD-2.500
Super Invar 32-5Round Bar | Rod3.000”SUPINV-RD-3.000
Super Invar 32-5Round Bar | Rod3.543”SUPINV-RD-3.543

For an EFINEA Super Invar 32-5 Alloy data sheet, or any other Controlled Expansion Alloy data sheets, please go to the Data Sheets section in our Technical Library.