PRODUCTS > Refractory Systems > LT1 Tubes

UCAR® Refractory Systems: LT1™ Thermocouple Protection Tube

LT1™ MetalCeramic Thermocouple Protection tube is a hard, abrasion-resistant, chromium and aluminum oxide composite. It has superior oxidation resistance to 2500 °F (1370 °C), thermal conductivity comparable to stainless steel, and good resistance to wetting by most liquid metals.

Standard Tube Dimensions & Tolerances

 

Dim

English 

Metric

 Notes
OD 7/8" ±1/16" 22.2 mm ±1.6 mm  
ID 5/8"

+1/16"

-3/32"

 15.9 mm

+1.6 m

-2.4mm

 ID will pass a 33/64" Ø x 2" long (13.1 Ø x 50.8 long) probe through the full length of the tube
Length A ±1/16" A ±1.6 mm  
Straightness: Straight within 3/16" per foot of length, measured chord to arc     

 

 

Connector Type A

EMT connector, gland compression, zinc plated steel body with zinc plated malleable iron nut, cemented to tube.

 

 

 Catalog Number

Nominal Length "A"

Weight

Price (USD) 
 

in 

mm

 lb

kg

Connector 
         

None

Type A

LT19

 9

 229

 0.6

 0.3

 137.94

139.73

LT112

12

305

0.8

0.4

  160.02

161.81

LT118

18

457

1.2

0.5

237.36

239.14

LT124

24

610

1.8

0.8

 318.38

320.16

LT130

30

762

2

0.9

 424.47

426.25

LT136

36

914

2.6

1.2

 498.99

500.77

LT148

48

1219

3.5

1.6

 994.69

996.48

 

Effective 03 Feb 11 
Prices for custom sizes are available on request
5% discount for case lots:
9" to 36" long - 12 pieces
48" long - 4 pieces
All prices EXW Lawrenceburg, Tennessee, USA
Subject to change without notice

Printable Documents

 

NOTE:

  • All orders placed are subject to acceptance and to GrafTech’s standard terms and conditions.
  • Prices are subject to change without notice.
  • The data listed falls within the normal range of product properties but should not be used to establish specification limits or used alone as the basis of design. GrafTech’s liability to purchasers is expressly limited to the terms and conditions of sale.
  • Terms & Conditions
Contact Information
Refractory Systems' Sales Office
791 Santa Fe Pike
Columbia, TN 38401 USA 

Phone: 1.800.934.8227 (U.S. and Canada Only)
Phone: 1.931.380.4348
Fax: 1.931.380.4308

Email us at:  refractory.systems@graftech.com