|
碳鋼焊條
|
型號
|
AWS
|
熔敷金屬化學(xué)成分(%)
|
熔敷金屬機械性能
|
用 途
|
|
C
|
Mn
|
Si
|
S
|
P
|
Cr
|
Ni
|
Mo
|
V
|
其它
|
R m
(MPa)
|
Rel或Rp0.2
(MPa)
|
A
(%)
|
A KV
(J)
|
|
E5015
|
E7015
|
—
0.082
|
≤1.60
1.18
|
≤0.75
0.53
|
≤0.020
0.010
|
≤0.030
0.021
|
≤0.20
0.037
|
≤0.30
0.014
|
≤0.30
0.002
|
≤0.08
0.010
|
|
≥490
570
|
≥400
470
|
≥22
30
|
-30℃ ≥27
170
|
焊接中碳鋼及16Mn等較重要低合金鋼
|
|
E5016
|
E7016
|
—
0.069
|
≤1.60
1.11
|
≤0.75
0.53
|
≤0.020
0.007
|
≤0.030
0.020
|
≤0.20
0.037
|
≤0.30
0.013
|
≤0.30
0.002
|
≤0.08
0.010
|
|
≥490
550
|
≥400
440
|
≥22
31
|
-30℃ ≥27
170
|
焊接中碳鋼及較重要低合金鋼
|
|
E5018
|
E7018
|
—
0.068
|
≤1.60
1.08
|
≤0.75
0.41
|
≤0.020
0.012
|
≤0.030
0.015
|
≤0.20
0.011
|
≤0.30
0.035
|
≤0.30
0.001
|
≤0.08
0.002
|
|
≥490
560
|
≥400
465
|
≥22
29
|
-30℃ ≥27
160
|
碳鋼和相應(yīng)強度的低合金鋼的高效率焊接
|
|
E5018-1
|
E7018-1
|
—
0.075
|
≤1.60
1.00
|
≤0.75
0.40
|
≤0.020
0.010
|
≤0.030
0.015
|
≤0.20
0.012
|
≤0.30
0.030
|
≤0.30
0.001
|
≤0.08
0.001
|
|
≥490
560
|
≥400
470
|
≥22
30
|
-50℃ ≥27
110
|
|
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