Parallax Technology, Inc

Pieces of KOVAR tubing for sale. All sale final. While supplies last
*KOVAR is a metal with coefficient of thermal expansion very close
to Pyrex. It is used as transition metal in glass-to-metal seals

Last update May 18, 2017

Print this page

Minimum order for KOVAR is $100.
Price does not include shipping.
For "TYPE" explanation, please see bottom of page and sample photo

This is the COMPLETE LIST of our Surplus Kovar pieces for sale.
We have no OTHER !

Individual pieces as listed below. Dimensions in inches. Sample Photo 1 and Photo 2
SORTED ON DECREASING OD
Type OD Length Wall Qty on hand Price each $
C 4.49 2.75 0.100 2 25
C 3 1/8 2.50 0.040 6 0 10
C 3.10 1.60 0.110 8 10
C 3.09 2.50 0.050 15 10
C 2.25 2.25 0.050 7 10
C 2.2 1.50 0.035 13 , 0 10
C 2.17 photo 1.50 0.035 35 , 30 10
C 1.97 2.75 0.050 35 , 0 10
C 1.97 2.00 0.050 4 , 0 8
C 1.94 0.60 0.030 31 8
C 1.75 1.50 0.100 27 6 8
C 1.75 1 1/8" 0.100 30 8
Type OD Length Wall Qty on hand Price each $
C 1.62 1.62 0.050 77 8
C 1.61 1.5 0.030 53 , 7 8
C 1.61 0.7 0.05 42 8
C 1.50 1.5" 0.04 32 8
FC 1.50 1.25 0.035 32 , 0 8
C 1.38 1.75 0.030 1 10
C 1.38 1.00 0.030 8 8
C 1.25 1.50 0.030 6 , 0 12
C 1.25 photo 0.9 0.030 3 , 0 10
C 1.19 1 1/4 0.05 20 8
C 1.10 2.9 0.100 14 , 8 8
C 1.09 0.75 0.100 21 , 0 8
Type OD Length Wall Qty on hand Price each $
T 1.00 photo 0.75 0.030 13 20 each
C 1.00 2 0.030 100 20 each
C 1.00 0.90 0.050 45 12
C 0.93 (24mm) 0.69 0.030 47 12
C 0.90 0.88 0.030 24 12
C 0.875 0.50 0.030 70 12
T 0.750 48" long tube 0.030 4 feet long, will not cut
$800 ea
T 0.750 18" long tube 0.030 17 7/8" long, will not cut
$375 ea
T 0.75 photo 0.70 0.030 30 20 each
T 0.75 photo 0.65 0.030 90 20 each
T 0.75 photo 0.60 0.030 30 20 each
C 0.69 1 1/8 0.030 400 , 0 12
C 0.68 1.00 0.030 41 , 0 12
C 0.66 1.20 0.030 80 , 0 12
T 0.65 1.75 0.030 74, 0 12
Type OD Length Wall Qty on hand Price each $
T 0.68 photo 0.75 0.030 35 20 each
T 0.65 photo 0.65 0.030 115 18 each
FC 5/8 0.4 0.030 49 10
C 5/8 1.25 0.030 100+ 12
T 5/8 0.75 0.030 4 18
C 0.50 1.50 0.030 18 , 0 8
FT 0.50 1.00 0.020 101 10
FC 0.50 1.00 0.020 4 10
T 0.50 0.87 0.020 41 12
C 0.50 0.63 0.020 11 8
C 7/16 0.97 0.030 340 4 each
C 7/16 photo 1.80 0.030 780 photo 4 each
FC 7/16 1.50 0.030 38 5
FC 0.38" 3/4" 0.020 369 4 each
Type OD Length Wall Qty on hand Price each $
T 0.38" 1.0 0.030 78 4
C 0.38" 0.50 0.03 200+ 4 each
C 0.36 0.56 0.030 8 4
C 0.25 photo 0.45 0.02 200+ 4 each
FT 0.25 photo 0.45 0.02 200+ 4 each
Kovar
Thermal Coeff. of expansion:
deg C 300 400 500 600 700 800
mil/inch 1.5 2.3 2.8 4.5 6 8

Table of Contents | Pictures of lasers | Misc. surplus equipment | Frequently asked questions

Contact us


Parallax Technology, Inc.
List created and maintained by Parallax stockroom.