Two of most accurate and commonly used temperature sensors are RTD & Thermocouple.Thermowells are tubular fittings used to protect temperature sensors installed in industrial processes. 

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X
010
Model
 
 
 Product DescriptionProd. time (days)
Thermowell0
X
020
Mounting style
 
 
  Prod. time (days)
Flange, partial penetration weld0
Flange, full penetration weld0
Forged, No welds0
Screwed and Welded0
X
030
Dimension Unit
 
 
  DetailsProd. time (days)
Metric units (mm)Only applies to lengths0
English/U.S. units (inches)0
X
040
Material
 
 
  Prod. time (days)
316 Stainless steel0
316L Stainless steel0
304 Stainless steel0
304L Stainless steel0
Carbon steel0
X
050
Immersion Length
 
 
  DetailsProd. time (days)
xxx.x inches, 2 to 60 inches in ¼ -in. incrementsLengths greater than 130 mm = 6 and 8 mm diameter.0
xxxx mm, 25 to 1300 mm in 5-mm increments Lengths greater than 130 mm = 6 and 8 mm diameter.0
X
060
Process connections
 
 
  Head Dia.Flange Dia.Flange Thick.Root Dia. STRoot Dia. TRTip Dia. STTip Dia. TRSealing Face Dia.Height of RFPitch Circle Dia.Pitch Bore Dia.# PitchesProd. time (days)
1-in. Class 1503611014.71922.5161951279.41640
1 ½ -in. Class 1503612517.921.526.51821.573298.41640
2-in. Class 1503615019.521.526.51821.5922120.71940
3-in. Class 1503619024.321.526.51821.51272152.41940
4-in. Class 1503623024.321.526.51821.5157.22190.51980
6-in. Class 1503670 21.526.51821.5     0
¾ -in. Class 3003670 171712.717     0
1-in. Class 3003611014.71922.5161951279.41640
1 ½ -in. Class 3003615521.121.526.51821.5732114.32240
2-in. Class3003616522.721.526.51821.59221271980
1-in. Class 400/6003670 1922.51619     0
1 ½ -in. Class 400/6003615529.321.526.51821.5737114.32240
2-in. Class 400/6003616532.421.522.51821.59271271980
1-in. Class 900/15003670 1926.51619     0
11/2-in. Class 900/15003618038.821.526.51821.5737123.82940
2-in. Class 900/15003621545.121.526.51821.5927165.12680
1-in. Class 25003670 21.526.51821.5     0
11/2-in. Class 25003620551.521.526.51821.57371463240
2-in. Class 25003623557.921.526.51821.5927171.42980
DN 20/ PN 2.5/63670 171712.717     0
DN 20/ PN 10/16/25/403670 171712.717     0
DN 20/ PN 63/1003670 171712.717     0
DN 25/ PN2.5/63670 191912.719     0
DN 25/ PN 10/16/25/403611518191912.719682851440
DN 25/ PN 63/1003614024191912.7196821001840
DN 40 / PN 10/16/25/40361501821.526.51821.58821101840
DN 40 / PN 63/100361702621.526.51821.58821252240
DN 50 / PN 2.5/63670 21.526.51821.5     0
DN 50 / PN 10/16361652021.526.51821.510221251840
DN 50 / PN 25/40361652021.526.51821.510221251840
DN 50 / PN 63361802621.526.51821.510221352240
DN 50 / PN 100361952821.526.51821.510221452640
X
070
Stem style
 
 
  DetailsProd. time (days)
StraightMinimum immersion length = 1 in (25mm)0
TaperedMinimum immersion length = 1 in (25mm)0
SteppedMinimum immersion length = 3 in (25mm)0
X
080
Head Length
 
 
  Prod. time (days)
xx.x inches, 2.25 to 11.25 inches in 1/4-in. increments0
xxx mm, 45 to 225 mm in 5-mm increment0
X
090
Instrument connection
 
 
  Thread Len.Thread Dia.Prod. time (days)
½ –14 NPT22mm21mm0
½ –14 NPSM22mm21mm0
¾ –14 NPT22mm27mm0
G ½ -in. (BSPF)22mm21mm0
G 3/4-in. (BSPF)22mm27mm0
M14 x 1.5p22mm14mm0
M18 x 1.5p22mm18mm0
M20 x 1.5p22mm20mm0
M24 x 1.5p22mm24mm0
M27 x 2p27mm27mm0
X
100
Flange face
 
 
   Prod. time (days)
Concentric serrationsConcentric serrations on flange face per ASME B16.50
FlatFlat flange face per EN 1092-1 facing Type A0
Raised faceRaise face per EN 1092-1 facing Type B20
RTJRing type joint flange face per ASME B16.50
GrooveGroove, Type D per EN 1092-10
TongueTongue, Type C per EN 1092-10
SpigotSpigot Type E per EN 1092-10
RecessRecess Type F per EN 1092-10
X
200
Material certification
 
 
  Prod. time (days)
Thermowell material Certification, EN 10204 3.10
X
210
NACE Certificate
 
 
  Prod. time (days)
Certificate of Compliance to NACE MR0175/ISO 15156 for wetted materials0
X
290
Root diameter (A)
 
 
  Prod. time (days)
x.xx inches, 0.4 to 3.15 inches in 0.01-in. increments0
x.xx mm, 10 to 80 mm in 0.5-mm increments 0
X
300
Tip diameter (B)
 
 
  Prod. time (days)
x.xx inches, 0.4 to 1.80 inches in 0.01-in. increments0
x.xx mm, 10 to 46 mm in 0.5-mm. increments0
X
310
Non-standard bore diameter (d)
 
 
  DetailsProd. time (days)
0.276-in./7.0 mmDefault = 0.26-in. (6.5 mm)0
0.138-in./3.5 mm0
0.38- in./9.8 mm0
0.354-in./9.0 mm0
0.433-in./11.0 mm0
X
320
Non-standard tip thickness (t)
 
 
  DetailsProd. time (days)
0.197-in./5.0 mmDefault = 0.275-in.(7mm)0
0.236-in./6.0 mm0