详细介绍: 不锈钢焊带化学成分:(%)
型号 |
|
C |
Mn |
Si |
Cr |
Ni |
Mo |
Nb |
Cu |
S |
P |
D308L |
范围 |
≤0.025 |
1.0~2.5 |
≤0.35 |
19.5~21.5 |
9.5~11.0 |
≤0.50 |
- |
≤0.20 |
≤0.010 |
≤0.025 |
例值 |
0.013 |
1.80 |
0.30 |
20.4 |
10.0 |
0.1 |
- |
0.1 |
0.007 |
0.013 |
D347L |
范围 |
≤0.025 |
1.0~2.5 |
≤0.35 |
19.5~21.5 |
9.5~11.0 |
≤0.50 |
0.5~1.0 |
≤0.20 |
≤0.010 |
≤0.025 |
例值 |
0.012 |
1.81 |
0.32 |
20.4 |
10.2 |
0.15 |
0.60 |
0.09 |
0.006 |
0.014 |
D309L |
范围 |
≤0.025 |
1.0~2.5 |
≤0.35 |
21.0~23.0 |
11.0~14.0 |
≤0.50 |
- |
≤0.20 |
≤0.010 |
≤0.025 |
例值 |
0.014 |
1.97 |
0.32 |
22.3 |
11.6 |
0.12 |
- |
0.12 |
0.007 |
0.015 |
D309MoL |
范围 |
≤0.025 |
1.0~2.5 |
≤0.35 |
21.0~23.0 |
11.0~14.0 |
2.5~3.0 |
- |
≤0.20 |
≤0.010 |
≤0.025 |
例值 |
0.013 |
1.74 |
0.30 |
22.0 |
11.5 |
2.63 |
- |
0.11 |
0.006 |
0.011 |
D316L |
范围 |
≤0.025 |
0.5~2.5 |
≤0.35 |
18.0~20.0 |
11.0~14.0 |
2.5~3.0 |
- |
≤0.3 |
≤0.010 |
≤0.025 |
例值 |
0.013 |
1.80 |
0.31 |
18.8 |
12.1 |
2.59 |
- |
0.15 |
0.005 |
0.014 |
匹配焊剂 JWJ34和JWJ36都是中性烧结型埋弧焊剂,具有优良的高温脱渣性能,焊缝金属表面成形光滑平整。不烧损主要合金元素,基本不增碳。其中JWJ34适用于D308L、D309L、D347L型不锈钢带极埋弧堆焊,采用两带一剂堆焊技术,即过渡层和耐蚀层焊带共用同一焊剂。JWJ36是D316L、D309MoL型不锈钢带极埋弧堆焊专用焊剂。 JWJ205为不锈钢带极电渣堆焊专用焊剂,适用于D308L、D309L、 D347、D316L等焊带
复堆层化学成分一例:(%)
|
C |
Si |
Mn |
Cr |
Ni |
S |
P |
N |
其它 |
铁素体 |
D347L/D309L/JWJ34 |
0.019 |
0.46 |
1.54 |
19.6 |
10.1 |
0.009 |
0.019 |
0.040 |
Nb :0.42 |
7 |
D308L/D309L/JWJ34 |
0.018 |
0.45 |
1.58 |
19.7 |
9.8 |
0.010 |
0.017 |
0.036 |
- |
7 |
D316L/JWJ36 D309L/JWJ34 |
0.016 |
0.48 |
1.55 |
18.6 |
11.6 |
0.009 |
0.020 |
0.038 |
Mo:2.3 |
7 |
D316L/D309MoL/ JWJ36 |
0.019 |
0.43 |
1.59 |
18.7 |
11.6 |
0.008 |
0.018 |
0.039 |
Mo:2.4 |
7 |
|