WJJ-754
WZ20(red head)tungsten
Thoriated WT4
WT10(yellow) red head tungsten rod
WT30(purple);WT40(orange)
![xx[1].jpg](/attached/ueditor/image/20191021/5dad598b9f0ce.jpg "5dad598b9f0ce.jpg")
直径 Diameter | 直径工差 Diameter tolerance | 长度 Length | 长度公差 length tolerance | ||
mm | in | mm | in | ||
0.5 | 0.02 | ±0.05 | 50 75 150 175 | 2 3 6 7 | ±1.0 |
1 | 0.04 | ||||
1.6 | 1/16 | ||||
2 | 2/25 | ||||
2.4 | 3/32 | ||||
2.5 | 1/10 | ±0.10 | |||
3 | 3/25 | ||||
3.2 | 1/8 | ||||
4 | 5/32 | ||||
4.8 | 3/16 | ||||
5 | 1/5 | ||||
6 | 15/64 | ||||
6.4 | 1/4 | ||||
8 | 5/16 | ||||
10 | 25/64 | ||||
电极直径 Electrode diameter | 直流 Direct ctrrent | 交流 Alternating current | ||
mm | in | 电极接负极(-) electrode connected with cathode | 电极接正极(+) electrode connected with anode | |
1.0 | 0.040 | 15-80 | 15-70 | |
1.6 | 0.060 | 70-150 | 10-20 | 60-125 |
2.0 | 0.080 | 100-200 | 15-25 | 85-160 |
2.4 | 0.093 | 150-250 | 15-30 | 120-210 |
3.2 | 0.125 | 250-400 | 20-35 | 150-250 |
4.0 | 0.156 | 400-500 | 35-50 | 240-350 |
5.0 | 0.187 | 500-750 | 50-70 | 330-460 |
6.4 | 0.250 | 750-1000 | 65-100 | 430-575 |
8.0 | 0.312 | 650-830 | ||
10.0 | 0.062 | |||