MgO thermocouples and base metal thermocouples are all manufactured with the highest industry standards. Typically used in heat treating, molten metal, plastics and other high temperature processes for temperature monitoring, System Accuracy Tests, and more. Offered in a variety of sheath materials, diameters, and configurations, the data sheets are representative of the products we provide. For your special requirements, please contact our Sales Department.

 

Magnesium Oxide Thermocouples

Magnesium Oxide Thermocouples

 

Industrial Thermocouples Documents

Base Metal

Base Metal Assemblies

Thermocouples Manufacturer

Magnesium Oxide Thermocouples

Calibration Sheath Material Sheath Dia. Junction Construction X-Dimension (IN.) Transition Style Y-Dimension (IN.) Process Mntg. Device Effective Length (IN.) Specials
J – Iron Constantan 1 – 304SS 1 – 0.032 G – Grounded Junction 0″ – 999″ 0 – No Trans to Flexible Lead Wire 0″ -999″ 0 – None 00″ – 99″ O – None
K – Chromel Alumel 2 – Inconel 600 2 – 0.04 U – Ungrounded Junction 1 – Fibre-Glass Std Temp Trans (400 deg F) OOO None 1 – SS 1/2-Hex-1/2″NPT Bushing X – Special
E – Chromel Constantan 3 – 316SS 3 – .063 (1/16″) E – Exposed Junction 2 – Fibre-Glass w/Flex Armor Std Temp Trans (400 deg F) 2 – SS 3/4-Hex-3/4″NPT Bushing D – Dual Element
T – Copper Constantan 4 – 310SS 4 – .125 (1/8″) H – Spcl Half Exposed Junction 3 – Fibre-Glass w/SSOB Std Temp Trans (400 degF) 3 – CS 1/2-Hex-1/2″NPT Bushing C – Lot Certification
N – Nicrosil Nisil 5 – 446SS 5 – .188 (3/16″) S – Squared Tip-Grounded Junction 4 – PVC Insulation Std Temp Trans (400 deg F) 4 – CS 3/4-Hex-3/4″NPT Bushing E – Individual Cert
R – Plat 13% Rhodium 6 – Tantalum 6 – .250 (1/4″) A – 45 Deg Angle Tip-Grounded Junction 5 – Teflon Insulation Std Temp Trans (400 deg F) 5 – Hex Proc Mtg Ftg-1/8″NPT F – Evac & Backfill
S – Plat 10% Rhodium 7 – Molybdenum 7 – .315 (5/16″) O – No Junction 6 – Teflon w/SSOB Std Temp Trans (400 deg F) 6 – Hex Proc Mtg Ftg-1/4″NPT W – Weld Pad (Specify specs)
B – Plat 6% Plat 30% Rhod 8 – Inconel 601 8 – .375 (3/8″) 7 – Hitemp Glass insulation w/SSOB Std Temp Trans (400 deg F) 7 – Hex Proc Mtg Ftg-3/8″NPT L – Low Drift/Lot Certification
C – W/5% re-W/26% re 9 – Pyrosil 9 – .500 (1/2″) 8 – Teflon Insulation No Trans body 8 – Hex Proc Mtg Ftg-1/2″NPt 2 – Dual Element & Lot Certification
G – W3% re-W25% re A – Hast C-276 M – 0.09 9 – Teflon w/flex armor Std Temp Trans (400 deg F) 9 – Hex Proc Mtg Ftg-3/4″NPT
P – Plt 40% RH-Plt 20% Rh H – 2300 F – 0.02 M – Hitemp Glass insulation Std Temp Trans (400 deg F) A – BR Adj Comp Ftg-1/8″NPT
W – W-W/26% re P – Plat 10% Rhodium E – 0.01 C – PVC Coil Cord B – BR Adj Comp Ftg-1/4″NPT
M – NI/NI Moly T – Plat 20% Rhodium L – .750 (3/4″) F – PVC Insulation w/Flex Armor Std Temp Trans (400degF) C – BR Adj Comp Ftg-3/8″NPT
D – W/3% re-W/25% re G – 347SS C – 0.013 K – Kapton Insulation Std Temp Trans (400 deg F) D – BR Adj Comp Ftg-1/2″NPT
Q – Pure Platinum H – 0.025 A – Fibre-Glass Insulation Hi Temp Trans (1000 F) E – SS Adj Comp Ftg-1/8″ NPT
E – Super Clad D – .079 (2mm) B – Fibre-Glass w/Flex Armor Hi Temp Trans (1000F) F – SS Adj Comp Ftg-1/4″ NPT
X – Hastalloy-X Y – 3 mm D – Fibre-Glass w/SSOB Hi Temp Trans (1000 F) G – SS Adj Comp Ftg-3/8″NPT
F – 321SS E – Hi Temp Glass w/SSOB Hi Temp Trans (1000F) H – SS Adj Comp Ftg-1/2″NPT
L – HR160 G – HI Temp Glass w/Flex Armor Hi Temp Trans (1000F) I – CS Adj Comp Ftg-1/8″NPT
D – Titanium Sheath H – Butt-welded Leads-Varflex-No Trans Ftg. J – CS Adj Comp Ftg-1/4″NPT
M – Inconel 625 L – Hi Temp Glass-Hi Temp Trans (1000 F) K – CS Adj Comp Ftg-3/8″NPT
Y – Compostie Style Transition seamless weld to INCO 600 L – CS Adj Comp Ftg-1/2″NPT
M – BR Re-Adj Comp Ftg-1/8″NPT
N – BR Re-Adj Comp Ftg-1/4″NPT
P – BR Re-Adj Comp Ftg-3/8″NPT
Q – BR Re-Adj Comp Ftg-1/2″NPT
R – SS Re-Adj Comp Ftg-1/8″NPT
S – SS Re-Adj Comp Ftg-1/4″NPT
T – SS Re-Adj Comp Ftg-3/8″NPT
U – SS Re-Adj Comp Ftg-1/2″NPT
V – CS Re-Adj Comp Ftg-1/8″NPT
W – CS Re-Adj Comp Ftg-1/4″NPT
X – CS Re-Adj Comp Ftg-3/8″NPT
Y – CS Re-Adj Comp Ftg-1/2″NPT
Z – 1/2-Hex-1/2 S.L. Bushing

Base Metal

Calibration Wire Size H.L. Length C.L. Length Element Construction Special
J – Iron Constantan 08 – 8 Gauge 000″ – 999″ (H.L.) OO – None A – Straight SGL Element Insul O – None
K – Chromel Alumel 11 – 11 Gauge 00 – 99″ (C.L.) C – 90 Deg Angle Ele w/ Insul X – Special (consult factory)
T – Copper Constantan 14 – 14 Gauge D – Bare Wire Element D – Dual Element
E – Chromel Constantan 16 – 16 Gauge F – Straight Dual Ele w/ Insul C – Lot Certification
N – Nicrosil Nisil 18 – 18 Gauge G – Angle Dual Element w/Insul B – Butt Weld
M – Ni/Ni Moly 20 – 20 Gauge H – SGL One-hole Ins per Wire E – Individual Cert
22 – 22 Gauge S – E-808-1 Ins 3 – Butt Weld/Lot Certify
24 – 24 Gauge 4 – Dual/Butt Weld/Lot Certify
30 – 30 Gauge

 

 

Base Metal Assemblies

Calibration Wire Size Protection Tube P/T Size Hot Leg Size Cold Leg Size Optional Hardware Effective Length Heads Specials
J – Iron Constantan 08 – 8 Standard 15 – 446 SS A – 1/4″ NPT 000 – 999″(HL) OO – None O – None OO – None OO – None O – None
K – Chromel Alumel 11 – 11 Standard 16 – Pure Nickel B – 1/2″ NPT 00 – 99″ (CL) A – Adjustable Flange 00 – 99″ A1 – 1″ Alum Screw Cover X – Special
T – Copper Constantan 14 – 14 Standard 17 – Inconel C – 3/4″ NPT B – 1/4″ NPT Fix Hex St.Mt. Bush A2 – 1/2″ Alum Screw Cover D – Dual Element
E – Chromel Constantan 16 – 16 Standard 18 – 304 SS D – 1″ NPT C – 1/2″ NPT Fix Hex St.Mt. Bush A4 – 3/4″ Alum Screw Cover C – Lot Certification
N – Nicrosil Nisil 20 – 20 Standard 19 – 310 SS E – 1-3/4″ OD D – 3/4″ NPT Fix Hex St.Mt. Bush C1 – 1″ Cast Iron Head H – SCH 80
M – Ni/Ni Moly 20 – 316 SS F – 3/8″ OD E – 1″ NPT Fix Hex St.Mt. Bush C2 – 1/2″ Cast Iron Head B – Open Both Ends
21 – Silicon Carbide G – 11/16″ OD F – 1-1/4″ NPT Fix Hex St.Mt. Bush C4 – 3/4″ Cast Iron Head E – Individual Cert
22 – Porcelain H – 3/4″ OD G – 1-1/2″ NPT Fix Hex St.Mt. Bush G1 – 1″ General Purpose Head 2 – Dual Element/Lot Certify
 23 – Alumina  I – 7/8″ OD H – 1/4″ NPT Fix Hex St.St.  G2 – 1/2″ General Purpose Head
24 – Metal Ceramics J – 1″ OD J – 1/2″ NPT Fix Hex St.St. G4 – 3/4″ General Purpose Head
25 – Carbon Steel K – 1/8″ NPT K – 3/4″ NPT Fix Hex St.St. S1 – 1″ Snap Cover Alum Head
26 – Tercod L – 3/8″ NPT L – 1″ NPT Fix Hex St.St. S2 – 1/2″ Snap Cover Alum Head
27 – Cast Alloy M – 1/2″ OD M – 1-1/4″ NPT Fix Hex St.St. S4 – 3/4″ Snap Cover Alum Head
28 – Cast-Iron w/Tap N – 7mm N – 1-1/2″ NPT Fix Hex St.St. 04 – Male Plug
29 – 330 SS P – 1/4″ OD P – Hot Junction Cup PA – Plug & Tube Adaptor
30 – Hexoloy Q – Tapered Plug P2 – 1/2″ Polypropylene Head
31 – Cast-T R – 1/2 X 3/4″ St. Hex Fitting R4 – Ram C.I.S.C. 3/4″ w/ Block
32 – Refractory Coated S – 3/4 X 1″ St. Hex fitting B3 – Open Term. Head
33 – Incoloy 800 T – 6″ Alloy Sleeve E1 – 1″ NPT Stainless Steel Screw Cover Head w/Block
34 – Hastalloy C 276 U – 6″ Carbon Steel Sleeve E5 – 1/2″ NPT Stainless Steel Screw Cover Head w/Block
W – 1/2″-Hex-1/2″ E4 – 3/4″ NPT Stainless Steel Screw Cover Head w/Block
Y – 3/4″-Hex-3/4″ D1 – 1″ Pyro Alum Flip Top w/Block
Z – 3/4″ X 1-1/4″ Hex Fitting D2 – 1/2″ Pyro Alum Flip Top w/Block
3 – 3/4″ X 1-1/2″ Hex Fitting D4 – 3/4″ Pyro Alum Flip Top w/Block
2 – 3/4 X Close Nipple
4 – 1-1/4″ St.St. BSPT Mtg Bushing
X – 1″-Hex-1″
5 – Alloy sleeve (specify length)
Mgo thermocouple, base metal thermocouple, type K thermocouple