TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
TIANJIN GOLDEN BRIDGE WELDING MATERIALS GROUP CO.,LTD.
焊絲化學(xué)成分(%)
試驗項目
|
C
|
S
|
Mn
|
Si
|
P
|
Cr
|
Ni
|
Cu
|
Nb
|
Fe
|
Al
|
Ti
|
標(biāo)準(zhǔn)值 |
≤0.10 |
≤0.015 |
2.5-3.5 |
≤0.5 |
≤0.020 |
18.0-22.0 |
≥67.0 |
≤0.5 |
2.0-3.0 |
≤3.0 |
-- |
≤0.7 |
例值 |
0.038 |
0.003 |
3.4 |
0.14 |
0.003 |
21.0 |
70.28 |
0.082 |
2.5 |
0.79 |
0.01 |
0.40 |
熔敷金屬力學(xué)性能
試驗項目
|
Rm
(MPa) |
ReL/Rp0.2
(MPa) |
A
(%) |
例值 |
645 |
384 |
47 |
參考電流(DCEP)
焊絲直徑mm
|
Φ0.8
|
Φ1.0
|
Φ1.2
|
Φ1.6
|
焊接電流A |
70-190 |
100-200 |
160-280 |
200-350 |