品名 |
类别 |
AWS型号 |
纯熔敷金属化学成分% |
特性及用途 | ||||||||
C |
Si |
Mn |
Cr |
Ni |
N |
Mo |
P |
S | ||||
不锈钢焊丝 |
308L |
ER308L |
<=0.02 |
0.4 |
1.75 |
20 |
10 |
0.4 |
|
<=0.05 |
<=0.015 |
焊接18Cr-8Ni不锈钢,电弧稳定,由于增加了Si的含量,焊接操作性及烙金流动性更佳 |
308LSi |
ER308LSi |
<=0.02 |
0.8 |
1.75 |
20 |
10 |
|
|
<=0.025 |
<=0.005 |
焊接18Cr-8Ni不锈钢电弧稳定,焊道美观,抗裂性强,由于增加了Si的含量,焊接操作性及熔金流动性更佳 | |
308H |
ER308H |
0.06 |
1 |
1.75 |
20 |
10 |
|
<=0.5 |
<=0.03 |
<=0.02 |
焊接18Cr-8Ni 不锈钢,电弧稳定,焊道美观,抗裂性强 | |
307Si |
ER307Si |
<=0.1 |
0.8 |
7 |
19.5 |
9 |
|
|
|
|
锰含量高故裂纹敏感度低,适用于非磁性钢,高锰钢,硬化性耐磨钢等难以焊接的钢材 | |
307 |
ER307 |
<=0.05 |
0.5 |
6 |
18 |
8 |
|
|
<=0.025 |
<=0.0015 |
适用于硬化钢、磁性钢及其他难以焊接的钢材 | |
309L |
ER309L |
0.02 |
0.4 |
1.7 |
23.5 |
13.5 |
|
|
<=0.025 |
<=0.015 |
异种金属焊接用,耐热腐蚀性佳,电弧稳定,作业性良 | |
309LSi |
ER309LSi |
<=0.03 |
0.8 |
1.8 |
23.5 |
13.5 |
|
|
<=0.022 |
<=0.015 |
异种金属焊接用,耐热耐蚀性佳,电弧稳定,作业性良,由于增加了Si的含量,焊接操作性及熔金流动性更佳 | |
309Si |
ER309Si |
<=0.03 |
0.8 |
1.7 |
23.5 |
13.5 |
|
|
<=0.022 |
<=0.015 |
异种金属焊接用,耐热耐蚀性佳,电弧稳定,作业性良 | |
309LMo |
ER309LMo |
0.02 |
0.4 |
1.5 |
21.5 |
12.5 |
|
2.7 |
|
|
高温耐热裂和腐蚀性好,焊接金属为超低碳奥氏体组织,适用于低碳钢与不锈钢的异种金属焊接 | |
310 |
ER310 |
<=0.12 |
0.35 |
1.8 |
26 |
21 |
|
<=0.30 |
<=0.015 |
<=0.015 |
熔金含25Cr-20Ni,多用于310S不锈钢的焊接比KMS,309更适合异种金属焊接及自硬性高的合金钢和高碳钢之焊接 | |
312 |
ER312 |
<=0.12 |
0.4 |
1.8 |
30 |
9 |
|
0.3 |
<=0.025 |
<=0.015 |
用异种钢之焊接,其裂纹敏感度低,故焊接覆面钢等钢材,不锈钢里衬,焊接困难或易发生气孔 | |
316L |
ER316L |
<=0.02 |
0.5 |
1.8 |
18.5 |
11.5 |
0.4 |
2.6 |
<=0.025 |
<=0.015 |
焊接18Cr-12Ni-Mo2超低碳不锈钢,焊接工艺性好,抗晶间腐蚀性能优良 | |
316LSi |
ER316LSi |
<=0.02 |
0.8 |
1.8 |
18.5 |
12 |
0.045 |
2.7 |
<=0.025 |
<=0.015 |
焊接18Cr-12Ni-Mo2超低碳不锈钢,焊接工艺性好,抗晶间腐蚀性能优良,由于增加了Si的含量,焊接操作性及熔金流动性更佳 | |
317L |
ER317L |
0.02 |
0.4 |
1.8 |
19 |
13.5 |
|
3.6 |
|
|
超低碳含量及含Mo高,抗晶间腐蚀,高温强度大 | |
318 |
ER318 |
<=0.05 |
0.4 |
1.4 |
19 |
11.5 |
|
2.7 |
<=0.020 |
<=0.015 |
适用于18Cr-12Ni-2.5Mo-Ti钢,工作温度可达400℃抗晶间腐蚀性能优良 | |
318Si |
ER318Si |
<=0.05 |
0.8 |
1.4 |
19 |
11.5 |
|
2.7 |
<=0.020 |
<=0.015 |
适用于18Cr-12Ni-2.5Mo-Ti钢,抗晶间腐蚀性能优良,由于增加了Si的含量,焊接操作性及熔金流动性更佳 | |
347 |
ER347 |
<=0.055 |
0.45 |
1.4 |
19.5 |
9.5 |
0.045 |
|
<=0.025 |
<=0.015 |
因添加了Nb等合金元素,故焊道晶间腐蚀抵抗性能增强,且具有极佳之高温强度,特别适用于耐热钢之焊接 | |
347Si |
ER347Si |
<=0.055 |
0.8 |
1.4 |
19.5 |
9.5 |
0.045 |
|
<=0.025 |
<=0.015 |
因添加了Nb等合金元素,焊道晶间腐蚀抵抗性能增强,且具有极佳之高温强度,特别适用于耐热钢之焊接,由于增加了Si的含量,焊接操作性及熔金流动性更佳 | |
2209 |
ER2209 |
<=0.03 |
1 |
2.5 |
22.5 |
8.5 |
0.15 |
3 |
<=0.03 |
<=0.02 |
适用于22Cr-9Ni-Mo3的双相不锈钢,如UNS31803 | |
904L |
ER385 |
<=0.03 |
1 |
<=0.01 |
20.5 |
34 |
|
2.5 |
<=0.03 |
<=0.02 |
适用于20Cr-25Ni-4.5Mo-1.5Cu不锈钢,特别耐腐蚀 | |
409 |
ER409Cb |
<=0.05 |
0.6 |
0.7 |
11.5 |
<=0.60 |
|
<=0.50 |
<=0.030 |
<=0.030 |
适用于409,410不锈钢的焊接 | |
410 |
ER410 |
<=0.12 |
0.6 |
<=1.00 |
12.5 |
<=0.60 |
|
|
<=0.035 |
<=0.030 |
用于焊接410或420系列不锈钢,硬化性大,具有高温抗氧化、抗腐蚀性,应用于石油精练及化学工业及堆焊修补 | |
410NiMo |
ER410NiMo |
<=0.03 |
0.4 |
0.4 |
11.7 |
4.5 |
0.4 |
0.5 |
<=0.025 |
<=0.015 |
用于焊接410或420系列不锈钢,硬化性大,具有高温抗氧化、抗腐蚀生,应用于石油精练及化学工业及堆焊修补 | |
420 |
ER420 |
<=0.34 |
0.5 |
<=1.00 |
12.5 |
<=0.60 |
|
<=0.75 |
<=0.040 |
<=0.030 |
适用于13Cr或17Cr马氏体不锈钢之焊接 | |
430 |
ER430 |
>=0.04 |
<=0.5 |
0.45 |
16.5 |
<=0.60 |
|
|
<=0.030 |
<=0.015 |
适用于13Cr或17Cr马氏体不锈钢之焊接,应用于汽车工业 |