High temperature and high pressure thermocouple
Product Name:
High temperature and high pressure thermocouple
Product model:
Wrng-430, wreg-430, wrng-440, wreg-440, etc
Product features:
It is suitable for temperature measurement and control in high temperature and high pressure places in the production process of petroleum and chemical industry
Details of high temperature and high pressure thermocouple:
Product introduction:
1、 Overview
High temperature and high pressure thermocouple is suitable for temperature measurement and control in high temperature and high pressure places in the production process of petroleum and chemical industry. It is an indispensable temperature device for refinery and high pressure polyethylene.
2、 Main technical parameters
Electrical outlet: m20x1.5, npt1 / 2
Connection size: m20x1.5, npt1 / 2
Protection grade: IP65
Flameproof grade: D ∥ BT4, D ∥ CT5
Nominal pressure: 15-40mpa
3、 Model and specification
model
Graduation mark
Temperature measurement range (℃)
Thermal response time
Protective tube material
Specification LXL
WRNG-430
WRN2G-430
K
0-800
<180S
1Cr18Ni9Ti
380x150
430x200
480x250
530x300
580x350
630x400
680x450
WREG-430
WRE2G-430
E
0-600
WRNG-440
WRN2G-440
K
0-800
WREG-440
WRE2G-440
E
0-600
1) Thermocouple class I is ordered according to the agreement;
2) Other materials of protective tube shall be ordered according to the agreement;
3) Model 430 is waterproof and model 440 is flameproof.
4、 Material and selection of protective tube
texture of material
Service temperature (℃)
Features and uses
1Cr18Ni9Ti
-200—800
It has high temperature corrosion resistance and is usually used for general heat-resistant steel
Three hundred and four
-200—800
Low carbon content, good intergranular corrosion resistance, usually used as general heat-resistant steel
Three hundred and sixteen
-200—750
Low carbon content, good intergranular resistance, usually used as heat-resistant steel
316L
-200—750
Ultra low carbon content, good intergranular corrosion resistance, usually used as heat-resistant steel
310S
-200—1000
With high temperature oxidation resistance, corrosion resistance, usually used as heat-resistant steel
GH3030
0—1100
Nickel base superalloy steel, with excellent oxidation resistance and corrosion resistance, is usually used as heat-resistant steel
5、 Selection of casing form
Code name
N
M
D
D
D1
D2
A
M20×1.5
(NPT1/2)
NPT1”
Φ34
Phi 9
Φ23
Φ18
B
NPT1/4”
Φ45
Phi 9
Φ28
Φ23
6、 Type selection notice
1) Model
2) Graduation mark
3) Accuracy class
4) Material and form of protective tube
5) Flange specification and form
6) Length or insertion depth
Example a: high temperature and high pressure flameproof thermocouple K type 1 protection tube a type insertion depth of 300 mm. Wrng-440a L × 1 = 450 × 300 mm. D Ⅱ BT4 316L ANSI 1 ″ 1500 RJ |