TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
熔敷金属化学成分(%)
试验项目
|
C
|
Mn
|
Si
|
S
|
P
|
Ni
|
Cr
|
Mo
|
V
|
保证值 | ≤0.20 | ≤1.20 | ≤1.00 | ≤0.035 | ≤0.040 | ≤0.30 | ≤0.20 | ≤0.30 | ≤0.08 |
例值 | 0.079 | 0.38 | 0.21 | 0.018 | 0.024 | 0.020 | 0.032 | 0.005 | 0.010 |
熔敷金属力学性能
试验项目
|
Rm
( MPa ) |
Re L
( MPa) |
A
( % ) |
KV2 (J)
|
|
|
|
|
0℃
|
保证值 | ≥430 | ≥330 | ≥17 | ≥47 |
例值 | 485 | 380 | 28.5 | 86 |
参考电流(AC、DC)
焊条直径(mm)
|
Φ2.0
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接电流(A) | 40~70 | 50~90 | 90~130 | 130~210 | 170~230 |