TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金屬化學成分(%)
試驗項目
|
C
|
Mn
|
Si
|
S
|
P
|
Ni
|
Cr
|
Mo
|
V
|
保證值 | ≤0.15 | ≤1.60 | ≤0.90 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.20 | ≤0.30 | ≤0.08 |
例值 | 0.087 | 1.12 | 0.58 | 0.012 | 0.021 | 0.011 | 0.028 | 0.007 | 0.016 |
熔敷金屬力學性能
試驗項目
|
R m
( MPa) |
R e L
( MPa ) |
A
( % ) |
KV2(J)
|
|
|
|
|
|
|
-20℃
|
-30℃
|
|
保證值 | ≥490 | ≥400 | ≥20 | ≥47 | ≥27 | |
例值 | 560 | 450 | 32 | 150 | 142 |
參考電流(DC+)
焊條直徑(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接電流(A) | 60~100 | 80~140 | 110~210 | 160~230 |