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 | ≤0.15 | ≤ 1. 25 | ≤ 0.90 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.20 | ≤0.30 | ≤0.08 |
例值 | 0.081 | 0.90 | 0.48 | 0.010 | 0.023 | 0.032 | 0.030 | 0.005 | 0.014 |
熔敷金属力学性能
试验项目
|
R m
( MPa ) |
R e L
( MPa ) |
A
( % ) |
KV2(J)
|
|
|
|
|
0℃
|
保证值 | ≥490 | ≥400 | ≥17 | ≥47 |
例值 | 540 | 465 | 29 | 79 |
参考电流(AC、DC)
焊条直径(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|
焊接电流(A) | 90~130 | 130~160 | 140~200 | 160~220 |