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Zhengzhou Sanhui Refractory Metal Co., Ltd.
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WTh20 Tungsten rod for TIG Welding

China Zhengzhou Sanhui Refractory Metal Co., Ltd. certification
China Zhengzhou Sanhui Refractory Metal Co., Ltd. certification
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WTh20 Tungsten rod for TIG Welding

WTh20 Tungsten rod for TIG Welding
WTh20 Tungsten rod for TIG Welding WTh20 Tungsten rod for TIG Welding

Large Image :  WTh20 Tungsten rod for TIG Welding

Product Details:
Place of Origin: China
Model Number: Customized
Payment & Shipping Terms:
Minimum Order Quantity: 1000pcs
Packaging Details: Standard corrugated carton packaging or per your request
Delivery Time: 20 days after order
Payment Terms: T/T
Supply Ability: 200000pcs per month
Detailed Product Description
Materials Welded:: Aluminum, Carbon Steel, Stainless, Nickel Alloy, Titanium, Copper Chemical Composition: Tungsten +Thorium + Impurity
Purity: >99.8% Density: 19.0 G/cm3
Surface: Grinding, Cleaning, Forging Color: Red
High Light:

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Product Description

The types, compositions, colors :

Type compositions colors
added oxide% substances substances% tungsten%
W     <0.20 99.8 green
WTh4 0.35--0.55 THO2 <0.20 remaining blue
WTh10 0.8--1.20 THO2 <0.20 remaining yellow
WTh20 1.70--2.20 THO2 <0.20 remaining red
WT30 2.80--3.20 THO2 <0.20 remaining violet
WTh40 3.80--4.20 THO2 <0.20 remaining orange
WZ3 0.15--0.50 ZrO2 <0.20 remaining brown
WZ8 0.70--0.90 ZrO2 <0.20 remaining white
WL10 0.90--1.20 LaO2 <0.20 remaining black
WC20 1.80--2.20 CeO2 <0.20 remaining grey


Specifications: welding electrode good weld (mm)

Diameter Length
1 150 175
3.2 6.3
4.0 8.0
5.0 10.0


Thorium tungsten products are used in electronic tube and electric light source;

Variety type surface conditions specification applications
thorium tungsten WTH-7 drawing 0.15--10.0 used for cathode with spring book; high temperature shock--proof lamp wire;cathodesof gas--discharging light source,etc.
WTH-10 cleaning
WTH-15 forging
thorium tungsten rhenium WTG-15-1RE drawing 0.35--10.0 Used for cathodes of powerful emitters.



Surface conditions : grinding, cleaning, electrolysis polishing, drawing or forging.

Packaging : Plastic box in bundles.

Application : Used for insert gas protection arc welding, plasma cutting, spray-coating and furnace melting.

Functions: Excellent welding performance.

Great arc starting capacity with good arc stability.

Low electrode burning loss, long service life, free of

slag and splashing, and high welding quality.


Our Services

As a professional exporter, our target is to serve worldwide clients with high-quality products, great reliability, devoted responsibility, professional services and honorable credibility to meet customers' requirements in all aspects. Offering skillful after-sale-service, specialists are available for all customers at 7*24 hours every week. As for payment, except for (L/C, TT etc), our company also accepts all kinds of emerging payment terms (like Western Union, MoneyGram, Paypal, Escrow etc)to provide convenience for you. Please select the most satisfactory payment term and we will fully meet your demands.



Company Information

Zhengzhou Sanhui Co. Ltd is a professional large-scale manufacturer of all types of refractory metal materials and their alloy products (like tungsten, molybdenum, titanium, etc). Our main products include various tungsten, molybdenum, titanium, tantalum, niobium, zirconium and nickel products, such as rods, sheets, wires, crucibles and boats with various specifications. We can also provide various special-shaped products according to customers requirements. Currently, Sanhui metal products are already exported to Japan, Southeast Asia, German, France, USA, Taiwan and other countries and regions.

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Contact Details
Zhengzhou Sanhui Refractory Metal Co., Ltd.

Contact Person: Nikki Liu

Tel: 86-13783553056

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