TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊劑化學(xué)成分(%)
項(xiàng)目
|
SiO2+TiO2
|
Al2O3+MnO
|
CaF2
|
S
|
P
|
保證值 | - | - | - | ≤0.050 | ≤0.060 |
例值 | 28-35 | 36-45 | 27-32 | 0.033 | 0.037 |
熔敷金屬力學(xué)性能(620℃x4h熱處理)
項(xiàng)目配合焊絲
|
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2 (J)
|
|
|
|
|
|
|
0℃
|
|
JQ·WEF1 | 保證值 | 620~760 | ≥540 | ≥17 | ≥40 | |
例值 | 685 | 580 | 24 | 112、118、115 |