ER307ER307不锈钢焊丝

AWS

YB5092-2005

焊丝化学成分（%） 

用　　途 

C

Si

Mn

P

S

Cr

Ni

Mo

Cu

其它 

ER307

H1Cr21Ni9Mn4Mo 

0.04-0.14

0.30-0.65

3.3-4.75

≤0.030

≤0.030

19.5-22.0

8.0-10.7

0.5-1.5

≤0.75

用于装甲、集装箱的焊接 

ER308

H08Cr21Ni10 Si

≤0.08

0.30-0.65

1.00-2.50

≤0.030

≤0.030

19.50-22.00

9.00-11.00

≤0.75

≤0.75

用于工作温度低于300℃的0Cr19Ni9不锈钢结构的焊接 

ER308L

H03Cr21Ni10 Si

≤0.030

0.30-0.65

1.00-2.50

≤0.030

≤0.030

19.50-22.00

9.00-11.00

≤0.75

≤0.75

用于超低碳00Cr19Ni10或0Cr18Ni10Ti不锈钢的焊接 

ER308Si

H08Cr21Ni10Si1

≤0.08

0.65-1.00

1.00-2.50

≤0.030

≤0.030

19.50-22.00

9.00-11.00

≤0.75

≤0.75

用于工作温度低于300℃的0Cr19Ni9不锈钢结构的焊接 

ER308LSi

H03Cr21Ni10Si1

≤0.030

0.65-1.00

1.00-2.50

≤0.030

≤0.030

19.50-22.00.

9.00-11.00

≤0.75

≤0.75

用于超低碳00Cr19Ni10或0Cr18Ni10Ti不锈钢的焊接 

ER308L-G

— 

≤0.030

0.50-0.85

1.00-2.50

≤0.015

≤0.025

19.50-22.00

9.00-11.00

≤0.75

≤0.75

铁路货车焊材 

ER309

H12Cr24Ni13Si

≤0.12

0.30-0.65

1.00-2.50

≤0.030

≤0.030

23.00-25.00

12.00-14.00

≤0.75

≤0.75

同类型不锈钢及异种钢的焊接 

ER309L

H03Cr24Ni13

≤0.030

0.30-0.65

1.00-2.50

≤0.030

≤0.030

23.00-25.00

12.00-14.00

≤0.75

≤0.75

用于相同类型的不锈钢及复合钢板或异种钢焊接 

ER309Si

H12Cr24Ni13Si1

≤0.12

0.65-1.00

1.00-2.50

≤0.030

≤0.030

23.00-25.00

12.00-14.00

≤0.75

≤0.75

同类型不锈钢及异种钢的焊接