TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊剂参考成分(%)
项目
|
SiO2+TiO2
|
CaO+MgO
|
Al2O3+MnO
|
CaF2
|
S
|
P
|
参考值 | 6~11 | 5~9 | 35~45 | 35~45 | ≤0.035 | ≤0.040 |
熔敷金属力学性能(按GB/T17854)
项目配合焊丝
|
|
Rm
(MPa) |
A
(%) |
|
JQ•MH308LT | 保证值 | ≥480 | ≥30 |