Wear resistance leakage thermocouple

。">Wear protective paint technology, high chromium cast iron and high temperature alloy made of different materials by plasma tube, specifically for high measurement environment, low temperature resistant design and manufacture, can be used in circulating fluidized bed, fluidized bed furnace, cement rotary kiln tail smoke chamber, pulverized coal furnace, milling machines and other industrial field, using armored or high temperature armored core body, with different materials and specifications of casing wear, abrasion resistance, shock resistance, good thermal shock resistance, several times the products in a variety of harsh occasions wear a high degree of the service life of up to ordinary products high, greatly improving the production efficiency, reduce the cost of consumption.
、工作原理：">Two, work principle:
WRN-430M series Wear resistance leakage thermocouple The electrode is composed of two different conductor materials. 、形成回路

，直接測溫端叫測量端，接線端子端叫參比端

。">The working principle of two different components of the conductor ends by welding, forming a loop direct temperature measuring end call measurement end, terminal end call reference end. 

，就會在回路中產(chǎn)生熱電勢，接上顯示儀表

，儀表上就指示出熱電偶所產(chǎn)生的熱電動(dòng)勢的對應(yīng)溫度值

。">When there is temperature difference between the measuring terminal and a reference terminal, will produce thermal emf in the circuit, connected to display instrument, the instrument will indicate the corresponding temperature of the thermocouple electromotive force generated by the value of the.  ，與熱電極的長度

、直徑無裝配式熱電偶主要由接線盒、保護(hù)管

、絕緣套管

、接線端子、熱電極組成基本結(jié)構(gòu)

，并配以各種安裝固定裝置組成

。">Thermoelectric type WRN thermocouple assembly will increase with the increase of temperature measurement terminal, thermoelectric sizeonly withthermocouple conductor material and the temperature difference between the two ends of the length, diameter and thermal electrode without thermocouple assembly is mainly composed of a junction box, protection tube, insulation casing, terminals, power extremely basic structure, and in a variety of fixed device.
Three, application:
WRN-430M series Wear resistance leakage thermocouple  ，內(nèi)裝鎧裝芯體

，既能具有較高的對粉煤灰顆粒沖刷的耐蝕性能，又能在高溫條件下對內(nèi)芯體起到良好的保護(hù)作用

。">Using special heat-resistant and wear-resistant alloy material as the outer protection tube and wear measuring head, installed in the Armored Core, not only has high on the fly ash particles erosion corrosion resistance, and the inner core body play a good protective effect under high temperature conditions.  ，能長期在0～1200℃之間進(jìn)行溫度測量，是冶金行業(yè)運(yùn)用于耐磨環(huán)境中十分理想的溫度傳感器

。">The connection form of flange or thread, can measure the temperature of 0~1200 degrees in the long term, is the metallurgical industry using temperature sensor to wear the ideal environment.
、主要特點(diǎn)：">Four, main features:
、耐磨合金：根據(jù)磨損環(huán)境特點(diǎn)，專門設(shè)計(jì)的純合金化的采用真空冶煉的

，具有抗高溫氧化和******強(qiáng)度的專用耐磨高溫合金

，經(jīng)鍛造整體鉆孔而成。">1, according to the environmental characteristics of the wear resistant alloy, pure alloy by vacuum melting of specially designed, with special wear-resistant high temperature alloy high temperature oxidation resistance and high strength, the overall drilling and forging. ，可靠性高

，高溫強(qiáng)度耐磨綜合性能好，價(jià)格較高

，使用溫度800～1200℃

。">Processing less defects, high reliability, high temperature strength and wear resistance performance is good, the price is higher, with a temperature of 800~1200 DEG C.
，精密熔鑄成型

。">2, the composite wear-resistant alloy: the composite armor technology with abrasive particles in the matrix alloy, precision casting.

， 抗高溫氧化，有少許鑄造缺陷但不影響高溫耐磨和密封性

， 是使用***普通的高溫耐磨套管

，價(jià)格適中，使用溫度800～1200℃

。">Without turning, the casing of high hardness, high temperature oxidation, some casting defects but does not affect the high temperature wear resistance and sealing, is to use high temperature resistant casing, the most common moderate price, use temperature of 800~1200 DEG C.

、離子注滲碳化鎢：以不銹鋼為基體采用離子注滲技術(shù)在套管表面注入碳化鎢粒子。">3, ion osmosized tungsten carbide: stainless steel substrate by ion beam implantation of tungsten carbide particles in the casing surface infiltration technology. 

、高強(qiáng)

、高韌，特別耐磨

，耐磨層厚度0.5～1.5mm

，外硬內(nèi)韌，***小直徑可到φ8

，表面質(zhì)量好

，使用溫度0～800℃。">With high hardness, high strength and high toughness, special wear-resistant, wear-resistant layer thickness is 0.5 ~ 1.5mm, hard and tough, the smallest diameter up to 8, good surface quality, use temperature of 0~800 DEG C. 

。">In the power plant coal grinding machine used in the life of 2 years.

、技術(shù)參數(shù)：">Five, technical parameters:

，熱電偶I級

，熱電阻A級按協(xié)議訂貨；">1, with the same type I thermocouple assembly, thermal resistance, a according to the ordering protocol;

、非耐磨部分保護(hù)管材料 1Cr18NI9Ti

；">2, non 1Cr18NI9Ti material wear protective tube part;
、電氣出口：M20×15,NPT1/2；">3, electrical outlet: M20 * 15, NPT1/2;
、耐磨頭硬度：HRC62-65

；">4, head wear hardness: HRC62-65;
；">5, protection grade: IP65;
、隔爆等級：d‖BT4,d‖CT5；">6, every burst: D "BT4, D, CT5;
、公稱壓力：2.5MPa

。">7, nominal pressure: 2.5MPa.
Six, wear protective tube:

、耐磨材料 測量范圍℃ 公稱壓力MPa 保護(hù)管外徑mm 選型代號

；">1, the measuring range of wear-resistant materials C MPa nominal pressure protection tube mm selection code;

、φ18

、φ25、φ38 LM

；">2, 0-800 less than 10 plasma spray paint Phi 16, Phi 18, Phi 25, Phi 38 LM;

、高鉻鑄鐵 0-1150 ≦15 φ25、φ38 CM

；">3, 0-1150 high chromium cast iron is less than or equal to 15 Phi 25 and phi 38 CM;

、高溫氏合金 0-1300 ≦20 φ18、φ25

、φ28 KMA

；">4, high temperature alloy 0-1300 is less than or equal to 20 Phi 18 and phi 25, Phi 28 KMA;

、φ25

、φ28 T。">5, the surfacing 0-1300 is less than or equal to 20 Phi 18 and phi 25, Phi 28 T.

、規(guī)格與型號：">Seven, specifications and models:

type Number	Graduation	measuring range	Thermal response time	Protection tube material	SpecificationsLX1
WRN-430MWRN2-430M	K	0-800	< 180S	1Cr18Ni9Ti	450X300500X350550X400600X450650X500750X600950X8001150X1000
WRE-430MWRE2-430M	E	0-600
WRN-440MWRN2-440M	K	0-800
WRE-440MWRE2-440M	E	0-600

、">Eight, Design selection and ordering:

、分度號

、使用溫度范圍。">1, note the type, number, using temperature range index.