類別 |
AWS型號(hào) |
純?nèi)鄯蠼饘倩瘜W(xué)成分% |
特性及用途 |
|||||||||
C |
Si |
Mn |
Cr |
Ni |
N |
Mo |
P |
S |
||||
不銹鋼焊絲 |
308L |
ER308L |
<=0.02 |
0.4 |
1.75 |
20 |
10 |
0.4 |
|
<=0.05 |
<=0.015 |
焊接18Cr-8Ni不銹鋼,電弧穩(wěn)定,由于增加了Si的含量,焊接操作性及烙金流動(dòng)性更佳 |
308LSi |
ER308LSi |
<=0.02 |
0.8 |
1.75 |
20 |
10 |
|
|
<=0.025 |
<=0.005 |
焊接18Cr-8Ni不銹鋼電弧穩(wěn)定,焊道美觀,抗裂性強(qiáng),由于增加了Si的含量,焊接操作性及熔金流動(dòng)性更佳 |
|
308H |
ER308H |
0.06 |
1 |
1.75 |
20 |
10 |
|
<=0.5 |
<=0.03 |
<=0.02 |
焊接18Cr-8Ni 不銹鋼,電弧穩(wěn)定,焊道美觀,抗裂性強(qiáng) |
|
307Si |
ER307Si |
<=0.1 |
0.8 |
7 |
19.5 |
9 |
|
|
|
|
錳含量高故裂紋敏感度低,適用于非磁性鋼,高錳鋼,硬化性耐磨鋼等難以焊接的鋼材 |
|
307 |
ER307 |
<=0.05 |
0.5 |
6 |
18 |
8 |
|
|
<=0.025 |
<=0.0015 |
適用于硬化鋼、磁性鋼及其他難以焊接的鋼材 |
|
309L |
ER309L |
0.02 |
0.4 |
1.7 |
23.5 |
13.5 |
|
|
<=0.025 |
<=0.015 |
異種金屬焊接用,耐熱腐蝕性佳,電弧穩(wěn)定,作業(yè)性良 |
|
309LSi |
ER309LSi |
<=0.03 |
0.8 |
1.8 |
23.5 |
13.5 |
|
|
<=0.022 |
<=0.015 |
異種金屬焊接用,耐熱耐蝕性佳,電弧穩(wěn)定,作業(yè)性良,由于增加了Si的含量,焊接操作性及熔金流動(dòng)性更佳 |
|
309Si |
ER309Si |
<=0.03 |
0.8 |
1.7 |
23.5 |
13.5 |
|
|
<=0.022 |
<=0.015 |
異種金屬焊接用,耐熱耐蝕性佳,電弧穩(wěn)定,作業(yè)性良 |
|
309LMo |
ER309LMo |
0.02 |
0.4 |
1.5 |
21.5 |
12.5 |
|
2.7 |
|
|
高溫耐熱裂和腐蝕性好,焊接金屬為超低碳奧氏體組織,適用于低碳鋼與不銹鋼的異種金屬焊接 |
|
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不銹鋼的焊接比KMS,309更適合異種金屬焊接及自硬性高的合金鋼和高碳鋼之焊接 |
|
312 |
ER312 |
<=0.12 |
0.4 |
1.8 |
30 |
9 |
|
0.3 |
<=0.025 |
<=0.015 |
用異種鋼之焊接,其裂紋敏感度低,故焊接覆面鋼等鋼材,不銹鋼里襯,焊接困難或易發(fā)生氣孔 |
|
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超低碳不銹鋼,焊接工藝性好,抗晶間腐蝕性能優(yōu)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超低碳不銹鋼,焊接工藝性好,抗晶間腐蝕性能優(yōu)良,由于增加了Si的含量,焊接操作性及熔金流動(dòng)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,抗晶間腐蝕,高溫強(qiáng)度大 |