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High-temperature & high-pressure thermocouple
Applications
Tel: 0512-57892201 Mobile: 13451695112
Suitable for temperature measurement and control in high-temperature and high-pressure locations in petroleum, chemical and other production processes. It is an indispensable temperature measuring device in refineries and high-pressure polyethylene plants.
○ Electrical outlet: M20×1.5,NPT1/2
○ Connection size: M20×1.5, NPT1/2
○ Ingress protection:IP65
○ Flameproof grade:dIBT4,dⅡCT5
○ Nominal pressure:15～40MPa
Model & Specification
2) Other protection tube materials are supplied per agreement,
3) Model 430 is waterproof and model 440 is flameproof
Protection tube materials & selection
| Material | Operating temperature | Features & applications |
| 1Cr18Ni9Ti | -200～800 | High-temperature corrosion resistance, usually used as general heat-resistant steel |
| 304 | Low carbon content with good intergranular corrosion resistance, usually used as general heat-resistant steel | |
| 316 | -200～750 | Low carbon content with good intergranular corrosion resistance, used as corrosion-resistant steel |
| 316L | Ultra-low carbon content with good intergranular corrosion resistance, used as corrosion-resistant steel | |
| 310S | -200～1000 | High-temperature oxidation resistance and corrosion resistance, usually used as heat-resistant steel |
| Gh3030 | 0～1100 | Nickel-based high-temperature alloy steel with excellent oxidation resistance and corrosion resistance, usually used as heat-resistant steel |
Flanges are available in various forms such as 900 (PN15) to 2500 LB (PN40) RTJ
| Code | N | M | D | d | D₁ | D₂ |
| A | M20X1.5 (NPT1/2) |
NPT1″ | Ø34 | Ø7 | Ø23 | Ø18 |
| B | NPT11/4″ | Ø45 | Ø28 | Ø22 |
1) Model
2) Graduation No.
3) Accuracy class
4) Protection tube material & type
5) Flange specification & type
6) Length or insertion depth
Example A: High-temperature high-pressure flameproof thermocouple, Type K, Class I, protection tube type A, insertion length 300 mm.
WRNG-440A,L=450×300,dIBT4,316L, ANSI 1″1500#RJ
FlangeModel & Specification
| Standard category | Standard code |
| Chinese national standard | GB9112～9131-88 |
| Chinese Ministry of Chemical Industry standard | HG20592～20635-97 (HGJ44～76-91) (HG5001～5028-58) |
| Chinese Ministry of Machinery standard | JB/T74～90～94 (JB81～82-59) |
| US standard | ASME/ANSI |
| German standard | DIN |
| Japanese standard | JIS2201-1976 |
CLASS150～600 RF CLASS900～2500 RJ
RJ
For selection guidance, specification confirmation or quotation, please call 0512-57892201, Mobile 13451695112, or submit an online order. Suzhou Dingluxuan Sensor Technology Co., Ltd. provides a complete matching service from temperature sensing elements to complementary ceramic insulation parts.
To order this product or get selection guidance, please call +86 512-57892201 or submit an online order.