TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊剂化学成分(%)
项目
|
SiO2+TiO2
|
CaO+MgO
|
Al2O3+MnO
|
CaF2
|
S
|
P
|
保证值 | - | - | - | - | ≤0.050 | ≤0.060 |
例值 | 40.2 | 18.5 | 15.2 | 19.3 | 0.020 | 0.030 |
熔敷金属力学性能
项目配合焊丝
|
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2 (J)
|
|
|
|
|
|
|
-40℃
|
|
JQ•YJM500FNH | 保证值 | ≥500 | ≥400 | ≥22.0 | ≥27 | |
例值 | 562 | 462 | 27.0 | 118 |