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SHAANXI YUHENG----professional tungsten electrode manufacturer in China

Views:21     Author:Site Editor     Publish Time: 2017-08-03      Origin:Site

  SHAANXI YUHENG is committed to producing all kinds of top quality tungsten/wolfram electrodes. The following are the presentation of various tungsten/wolfram electrodes’ type, color and remark.

Type of Tungsten electrodes (Alloy)

Color Code

Remarks

Pure

Green


Provides good arc stability   for AC welding. Reasonably good resistance to contamination. Lowest current   carrying capacity. Least expensive. Maintains a balled end.

Ceriated

CeO2

1.8% to 2.2%

Gray


Similar performance to   thoriated tungsten electrode. Easy arc starting, good arc stability, long   life. Possible replacement for thoriated.

Thoriated

ThO2

1.7% to 2.2%

Red, Yellow


Easier arc starting. Higher   current capacity. Greater arc stability. High resistance to weld pool   contamination. Difficult to maintain balled end on AC.

Lanthanated

La2O3

1.3% to 1.7%

Gold, Black, Blue




Similar performance to   thoriated tungsten electrodes. Easy arc starting, good arc stability, long   life, high current capacity. Possible replacement for thoriated tungsten   electrodes .

Zirconiated

ZrO2

0.15% to 0.40%


Brown


Excellent for AC welding due   to favorable retention of balled end, high resistance to contamination, and   good arc starting. Preferred when tungsten contamination of weld is   intolerable.



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SHAANXI YUHENG TUNGSTEN & MOLYBDENUM INDUSTRIAL CO.,LTD

Add:Huochang Road,Baoji City,Shaanxi Province, China
Tel:86-0917-3215068   Fax:86-0917-3851118
Email:shaanxi.yuheng@yahoo.com

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