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Powder Metallurgy Thermowell Tube High Temperature Resistance Smooth Surface

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Address: No.62-5B1 ,Xibinhe Street ,Shenhe District , Shenyang ,China

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Shenyang Top New Material Co.,Ltd

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Powder Metallurgy Thermowell Tube High Temperature Resistance Smooth Surface

Country/Region china
City & Province shenyang liaoning
Categories Instrument Parts & Accessories

Product Details

Powder Metallurgy Thermowell Tube High Temperature Resistance Smooth Surface


We produce the thermocouple protection tube for many years which in made of high temperature metal ceramics and Cobalt Chrome Alloy , The material was researched by professor Li Rongjiu in Northeastern University who has been engaged in this filed for more than 30 years , we bought his technology and produce it exclusive .


Cobalt Chrome Alloy Chemical compositions (%)







ST 32.0- 11-14Bal.3.0≤0.03≤0.038.5551-55
ST 60.9-≤0.03≤0.038.3538-44


Thermocouple protection tube for high temperature salt bath furnace , the lifespan will be 1 month when it is used to the liquid of 1280℃.


Its main material composition Mo and Al2O3


Thermocouple protection tube can resist the corrosion of steel liquid , the life span will be 24 hours when it is used to 1450 and 1560 steel liquid.


Its main material composition is ZrO2 and SiO2 .


Production process of our thermowell tube


1. Powder metallurgy process


A. Better metallurgical structure, better strength

B. Various types of automatic pressing machines from 3 tons to 630 tons. The ordered profiles can be very flexible.




1. What properties should proctective pipe have ?


(1). Thermal shock resistance

(2). Vibration resistance

(3). Large measurement range

(4). good pressure performance

(5). High mechanical strength


2. What disadvantages does the commen protective tube material have ?



Properties of Metal Properties of Ceramics


(1). Good tenacity

(2). High temperature resistance

(3). High thermal conductivity

(4). Corrosion resistance

(5). Good thermal stability

(6). Wear resisrance


Drawings &Pictures

We can manufacture the products according to your drawings and demands.custom design is accepted






1. Applied in high tempreture salt bath furnace

2. Steel Liquid

3. Nuclear fuel environment conditions

4. Chemical gasification furnace use

5. Other application environment :Liquid iron ,copper solution ,CFBB


Company Information


About us 


Shenyang Top New Material Co., Ltd owns its advantages in the industrial metal materials area. The company specializes in the R&D, manufacturing and sales of investment casting and powder metallurgy components made of Cobalt Chrome alloy. Founded in Year 2001, SYTOP has 16 years producing experience and 10 years exporting experience. Our solid quality and integrity wins us a good name in our customers.





Full Range of Service


1. Laser Marking


2. Stable Availability


3. Customized Packaging


4. Flexible Order Quantity


5. Welcome to Visit Factory


6. Supply Inspetion report


7. Accept Third-party Verify


8. 0-risk Changing&Refunding




Q1: What is the Warranty for our products ?

A1: We own high precision grading machine to control geometry dimensions and apply ultra fine grain size substrate coated with high performance coatings to guarantee the lifetime of our products, which can satisfy every working condition.If any quality problems on our side occurred in this period , we will take on the shipping cost and replacement.

Q2: Do you provide free samples?

A2: Yes, usually we provide free samples for testing under the condition of freight paid by customer.


Q3: What is your minimum order requirement?

A3: We will indicate the MOQ for each item in the quotation sheet. We accept the sample and trial order. If the quantity of single item can't reach the MOQ, the price should be sample price.

Q4: What is the delivery time of your products?

A4: It depends on the inventory availability.If items needed are in stock, the delivery time would be within 8 work days, but if not the delivery time would be around 20 work days.

Q5: Can you manufacture Special-shaped products?

A5: Yes, we can. We can produce both standard and special prosucts. We can make them according to your drawings and samples.

Q6: May I have my order working schedule ?

A6: Yes, we will send working schedule of your order each week. We will inspect and test all merchandise in case of damaging and missing parts before shipment. The detailed inspection pictures of the order will be sent to you for your confirmation before delivery.


Shipment and Package 





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