详细介绍: 不锈钢焊丝采用太钢、宝钢或进口坯料,焊丝中硫、磷、氧、氮等杂质低,使焊缝耐腐蚀性能、力学性能得到充分的保证。TIG焊丝焊丝表面光亮清洁,每根端头采用钢模压字,焊丝牌号字迹清晰。焊缝表面无黑皮,成形美观。MIG焊丝送丝性好,采用中硅或高硅焊丝,铁水流动性好。镍基焊丝采用精料真空冶炼,气体含量及杂质含量低,含碳量低。
几种焊丝的典型化学成分(%)
牌号
|
C
|
Mn
|
Si
|
S
|
P
|
Cr
|
Ni
|
Mo
|
Nb
|
Ti
|
Fe
|
其它
|
ER308
|
0.05
|
1.70
|
0.53
|
0.009
|
0.021
|
19.65
|
9.40
|
-
|
-
|
-
|
-
|
-
|
ER308L
|
0.020
|
1.80
|
0.55
|
0.010
|
0.020
|
19.80
|
9.50
|
-
|
-
|
-
|
-
|
-
|
ER309L
|
0.022
|
1.80
|
0.50
|
0.008
|
0.024
|
23.80
|
13.14
|
-
|
-
|
-
|
-
|
-
|
ER316L
|
0.020
|
1.60
|
0.55
|
0.010
|
0.025
|
19.00
|
11.70
|
2.20
|
-
|
-
|
-
|
-
|
ER2209
|
0.015
|
1.60
|
0.47
|
0.008
|
0.021
|
22.85
|
8.5
|
2.9
|
-
|
-
|
-
|
-
|
ER385
|
0.012
|
1.80
|
0.25
|
0.008
|
0.020
|
20.60
|
26.80
|
4.85
|
-
|
-
|
-
|
-
|
ERNiCr-3
|
0.040
|
2.80
|
0.15
|
0.008
|
0.013
|
20.00
|
72.6
|
-
|
2.5
|
0.20
|
1.0
|
≤0.5
|
|