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Changzhou Hongfeng Thermal Instrument Co., Ltd
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Changzhou Hongfeng Thermal Instrument Co., Ltd

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    czhfrg@126.com

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    13861172826

  • Address

    Weicun Industrial Park, Weicun Town, Xinbei District

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Working principle of bimetallic thermometer
Date: 2008-09-19Read: 32

working principle

Bimetallic thermometer is a field detection instrument suitable for measuring medium and low temperatures, which can be used to directly measure the temperature of liquefied and gas. Comparison with similar domestic products: The instrument accuracy level reaches 1.0 level, and the upper shell of the instrument is made of anti-corrosion materials, with a temperature resistance of up to 200 ℃ and a minimum of -40 ℃. The flange structure and double-layer sealing rubber ring have good anti-corrosion and waterproof performance. The welding of the protective tube adopts fully automatic argon gas protective tube, with a firm weld and minimal intergranular corrosion. The scale plate is an aluminum oxide printing plate with a clear and aesthetically pleasing surface. The pointer is internally adjustable.

Main technical parameters

Product execution standards:
JB/T8803-1998
GB3836-83
Scale dial nominal diameter: 60, 100, 150
Accuracy level: 1.0, 1.5
Thermal response time: ≤ 40s
Protection level: IP55
The angle adjustment error should not exceed 1.0% of its range
Return difference: The return difference of the thermometer should not exceed the value of the basic error limit
Repeatability: The repeatability limit range of the thermometer should not exceed 1/2 of the basic error limit

WSS series axial bimetallic thermometer
model Temperature measurement range ℃ accuracy class protective tube material specification Install fixed devices
D L
WSS-300 0-100 C 0-150 C 0-200 C 0-300 C 0-400 C 0-500 C 0-600 C It can also be produced and manufactured according to customer temperature requirements and can be OEM branded

 
1.5 1Cr18Ni9Ti 304 316 316L Ha Shi C-276 Φ60 75 100 150 200 300 400 500 750 10001200 1500 1800 2000 can also be produced according to the length required by customers nonefixture
WSS-400 Φ100
WSS-500 Φ150
WSS-301 Φ60 canDynamic external thread
WSS-401 Φ100
WSS-501 Φ150
WSS-302 Φ60 canDynamic internal thread
WSS-402 Φ100
WSS-502 Φ150
WSS-303 Φ60 Fixed thread
WSS-403 Φ100
WSS-503 Φ150
WSS-304 Φ60 Fixed flange
WSS-404 Φ100
WSS-504 Φ150
WSS-305 Φ60 Card sleeve thread
WSS-405 Φ100
WSS-505 Φ150
WSS-306 Φ60 Card sleeve flange
WSS-406 Φ100
WSS-506 Φ150

Radial bimetallic thermometer
model Temperature measurement range ℃ accuracy class protective tube material Specification (mm) Install fixed devices
D L
WSS-310 0-100 C 0-150 C 0-200 C 0-300 C 0-400 C 0-500 C 0-600 C It can also be produced and manufactured according to customer temperature requirements and can be OEM branded

 
1.5 1Cr18Ni9Ti 304 316 316L Ha Shi C-276 Φ60 75 100 150 200 300 400 500 750 1000 1200 1500 1800 2000 We can also produce according to the length required by the customer   nonefixture
WSS-410 Φ100
WSS-510 Φ150
WSS-311 Φ60 canDynamic external thread
WSS-411 Φ100
WSS-511 Φ150
WSS-312 Φ60 canDynamic internal thread
WSS-412 Φ100
WSS-512 Φ150
WSS-313 Φ60 Fixed thread
WSS-413 Φ100
WSS-513 Φ150
WSS-314 Φ60 Fixed flange
WSS-414 Φ100
WSS-514 Φ150
WSS-315 Φ60 Card sleeve thread
WSS-415 Φ100
WSS-515 Φ150
WSS-316 Φ60 Card sleeve flange
WSS-416 Φ100
WSS-516 Φ150


WanxiangType bimetallic thermometer


model Temperature measurement range ℃ accuracy class protective tube material specification Install fixed devices
D L
WSS-480 0-100 C 0-150 C 0-200 C 0-300 C 0-400 C 0-500 C 0-600 C It can also be produced and manufactured according to customer temperature requirements and can be OEM branded

 
1.5 1Cr18Ni9Ti 304 316 316L Ha Shi C-276   Φ100 75 100 150 200 300 400 500 750 1000 1200 1500 1800 2000 We can also produce according to the length required by the customer nonefixture
WSS-580 Φ150
WSS-481 Φ100 canDynamic external thread
WSS-581 Φ150
WSS-482 Φ100 canDynamic internal thread
WSS-582 Φ150
WSS-483 Φ100 Fixed thread
WSS-583 Φ150
WSS-484 Φ100 Fixed flange
WSS-584 Φ150
WSS-4285 Φ100 Card sleeve thread
WSS-585 Φ150
WSS-486 Φ100 Card sleeve flange
WSS-586 Φ150