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Home/Thermowells/Metal Protecting Tubes/Tubes With Bushings

Metal Protecting Tubes/Tubes With Bushings

Metal Protecting Tube

NPT O.D. x I.D. (Nom.)** Ordering Code
Series Material “L”
1/8″ .405″ x .269″ 18 Select

Material

Code from

Material Table

Specify

in Inches

1/4″ .540″ x.364″ 14
1/2″ .840″ x.622″ 12
3/4″ 1.050″ x .824″ 34
1″ 1.315″ x 1.049″ 10

How to Order

  1. Select series number.
  2. Select material code from Material Table and add to series.
  3. Specify desired “L” dimension in inches.
Example:
1260   – 18
Series/Mat’l “L”

Metal Protecting Tube with Bushings

NPT O.D. x I.D. (Nom.)** Ordering Code
Series Material “L” “P” “X”
1/8″ .405″ x .269″ B18 Select

Material

Code from

Material Table

Specify

in Inches

Specify

D for 1/2″ NPT

F for 3/4″ NPT

H for 1″ NPT

K for 1 1/4″ NPT

M for 1 1/2″ NPT

Specify

in Inches

1/4″ .540″ x.364″ B14
1/2″ .840″ x.622″ B12
3/4″ 1.050″ x .824″ B34
1″ 1.315″ x 1.049″ B10

How to Order

  1. Select series number.
  2. Select material code from Material Table and add to series designation.
  3. Specify desired “L” dimension in inches.
  4. Select desired “P” NPT size and insert the proper letter code.
  5. Specify desired “X” dimension in inches.
Example:
B1834   – 24   – K   – 18
Series/Mat’l “L” 1 1/4″ NPT “X”

* Welded bushings are carbon steel unless otherwise specified.
To specify a 304 s.s. bushing – insert “SS” between the bushing designation and the “X” dimension.
Example: -HSS8 for a 1″ NPT 304 ss bushing with X=8″

** These dimensions are for standard tubes made with schedule 40 pipes. To specify schedule 80 or 160 – insert “(80)” or “(160)” between the “Type” and “Material” selections in the ordering code table.
Example: 12(80)36-12, B112(80)34-18-H12 or F34(80)34-18-1x300RF-304-12 for schedule 80.

Thermowells

Introduction to Thermowells

  • Thermowell Material Ordering Codes
  • Product and Ordering Information

Technical Information

  • How to Select Thermowells
  • Velocity Ratings of Thermowells
  • Nomograph
  • Pressure – Temperature Ratings
  • Design Procedure
  • Thermowell Material Guide

Thermowell Type

  • Threaded Thermowells – Straight/Stepped
  • Threaded Thermowells – Tapered
  • Flanged Thermowells
  • Socket Weld Thermowells
  • Van Stone Thermowells
  • Limited Space / Weld-In Thermowells
  • Helical Thermowells

Protection Tubes

  • Plug and Chain Options
  • Ceramic Protecting Tubes – Primary/Secondary
  • Ceramic Protecting Tube Characteristics
  • Metal Protecting Tube with Flange / Cast Iron Protecting Tube
  • Metal Protecting Tubes/Tubes With Bushings
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