TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊丝化学成分(%)
项目
|
C
|
Mn
|
Si
|
S
|
P
|
Ni
|
Cr
|
Mo
|
Cu
|
保证值 | ≤0.10 | 1.20-1.60 | ≤0.25 | ≤0.015 | ≤0.020 | ≤0.30 | ≤0.20 | 0.30-0.50 | ≤0.35 |
例值 | 0.071 | 1.49 | 0.16 | 0.008 | 0.0010 | 0.020 | 0.026 | 0.35 | 0.10 |
熔敷金属力学性能(620℃x1h热处理)
试验项目配合焊剂
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
KV2 (J)
-20℃ |
JQ•SJ101H | 610~730 | ≥490 | ≥19 | ≥80 |
焊丝规格
焊丝直径(mm)
|
Φ2.5
|
Φ3.2
|
Φ4.0
|
Φ5.0
|